submission_id string | problem_id string | status string | code string | input string | output string | problem_description string |
|---|---|---|---|---|---|---|
s322071237 | p04044 | Accepted | N,L = map(int,input().split())
array = [input() for i in range(N)]
array.sort()
for i in array:
print(i,end='') | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s143663853 | p04044 | Accepted | N,L=map(int,input().split())
S=[input() for i in range(N)]
S.sort()
print("".join(S))
| 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s024428292 | p04044 | Accepted | n,l=map(int, input().split())
s=[input() for i in range(n)]
s.sort()
print(*s,sep="") | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s384884589 | p04044 | Accepted | N = list(map(int, input().split()))
dic = []
for ins in range(N[0]):
dic.append(input())
s = ""
for ins in sorted(dic):
s += ins
print(s) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s101288023 | p04044 | Accepted | N,L=map(int,input().split())
S=[input() for _ in range(N)]
S.sort()
print(''.join(S)) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s231279564 | p04044 | Accepted | N,L = map(int,input().split())
S = [input() for _ in range(N)]
S.sort()
for i in S:
print(i, end = "") | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s057713704 | p04044 | Accepted | n,l=map(int,input().split())
k=[input() for i in range(n)]
k.sort()
print("".join(k)) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s859669740 | p04044 | Accepted | from sys import stdin,stdout
import bisect
import math
def st():
return list(stdin.readline().strip())
def inp():
return int(stdin.readline())
def li():
return list(map(int,stdin.readline().split()))
def mp():
return map(int,stdin.readline().split())
def pr(n):
stdout.write(str(n)+"\n")
def soe(limit):
l=[1]*(limit+1)
prime=[]
for i in range(2,limit+1):
if l[i]:
for j in range(i*i,limit+1,i):
l[j]=0
for i in range(2,limit+1):
if l[i]:
prime.append(i)
return prime
def segsoe(low,high):
limit=int(high**0.5)+1
prime=soe(limit)
n=high-low+1
l=[0]*(n+1)
for i in range(len(prime)):
lowlimit=(low//prime[i])*prime[i]
if lowlimit<low:
lowlimit+=prime[i]
if lowlimit==prime[i]:
lowlimit+=prime[i]
for j in range(lowlimit,high+1,prime[i]):
l[j-low]=1
for i in range(low,high+1):
if not l[i-low]:
if i!=1:
print(i)
def gcd(a,b):
while b:
a=a%b
b,a=a,b
return a
def power(a,n):
r=1
while n:
if n&1:
r=(r*a)
a*=a
n=n>>1
return r
def solve():
n,k=mp()
l=[]
for i in range(n):
s=input()
l.append(s)
l.sort()
print(''.join(l))
for _ in range(1):
solve()
| 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s045819031 | p04044 | Accepted | import bisect, collections, copy, heapq, itertools, math, string, sys
input = lambda: sys.stdin.readline().rstrip()
sys.setrecursionlimit(10**7)
INF = float('inf')
def I(): return int(input())
def F(): return float(input())
def SS(): return input()
def LI(): return [int(x) for x in input().split()]
def LI_(): return [int(x)-1 for x in input().split()]
def LF(): return [float(x) for x in input().split()]
def LSS(): return input().split()
def resolve():
N, L = LI()
S = [SS() for _ in range(N)]
S.sort()
print(''.join(S))
if __name__ == '__main__':
resolve()
| 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s438244007 | p04044 | Accepted | str_list = []
i = 1
n_number, l_length = map(int, input().split())
while i <= n_number:
w_1 = input()
str_list.append(w_1)
i += 1
str_list.sort()
print(''.join(str_list)) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s039956875 | p04044 | Accepted | N,L = map(int, input().split())
S = sorted(input() for _ in range(N))
print(''.join(S)) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s131728443 | p04044 | Accepted | import math
import collections
import fractions
import itertools
import functools
import operator
def solve():
n, l = map(int, input().split())
s = [input() for _ in range(n)]
for i in range(l):
s.sort()
print("".join(s))
return 0
if __name__ == "__main__":
solve() | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s560319604 | p04044 | Accepted | val1=list(map(int,input().split()))
val2=[input() for i in range(val1[0])]
val2.sort()
print("".join(val2))
| 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s802392673 | p04044 | Accepted | def main():
n,l=map(int,input().split(' '))
li=[input() for i in range(n)]
for i in range(n):
print(min(li),end='')
li.remove(min(li))
main()
| 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s847269695 | p04044 | Accepted | FirstLine = input()
FirstLine = FirstLine.split()
L1 = []
for i in range(int(FirstLine[0])):
s = input()
L1.append(s)
L1.sort()
a = ""
for i in L1:
a += i
print(a) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s476474030 | p04044 | Accepted | Firstline = input()
Firstline = Firstline.split()
List = []
for i in range(int(Firstline[0])):
List.append(input())
List.sort()
s = ""
for i in List:
s += i
print(s) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s233307335 | p04044 | Accepted | def resolve():
N, L = map(int, input().split())
S = []
for _ in range(N):
s = input()
S.append(s)
S = sorted(S)
ans = ""
for i in range(N):
ans += S[i]
print(ans)
resolve() | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s027928373 | p04044 | Accepted | n,k=map(int,input().split())
ar=[input() for _ in range(n)]
ar=sorted(ar)
print(''.join(ar))
| 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s980415026 | p04044 | Accepted | N, L = map(int, input().split())
S = [input() for _ in range(N)]
print(''.join(sorted(S))) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s139344968 | p04044 | Accepted | N, L = map(int, input().split())
A = []
for i in range(N):
S = input()
A.append(S)
A.sort()
for i in range(N-1):
print(A[i], end="")
print(A[N-1])
| 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s713192331 | p04044 | Accepted | print("".join(sorted(input() for _ in range(int(input().split()[0]))))) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s169642633 | p04044 | Accepted | N, L = [int(x) for x in input().split()]
S = [input() for _ in range(N)]
def f(s, p=0):
for i, c in enumerate("abcdefghijklmnopqrstuvwxyz"):
if s[p] == c:
if p == L - 1:
return (i, )
else:
return (i, ) + f(s, p + 1)
print("".join([x[1] for x in sorted([(f(s), s) for s in S])])) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s643594627 | p04044 | Accepted | def main():
N,L=map(int,input().split())
a=[input() for _ in range(N)]
print(''.join(sorted(a)))
if __name__=="__main__":
main() | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s636320044 | p04044 | Accepted | N, L = map(int, input().split())
SSS = [input() for _ in range(N)]
SSS.sort()
print(''.join(SSS))
| 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s647737084 | p04044 | Accepted | N, L = map(int, input().split())
s = []
for i in range(N):
s.append(input())
s = sorted(s)
print("".join(s)) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s209515646 | p04044 | Accepted | n, l = map(int, input().split())
lst = []
for i in range(n):
lst.append(input())
lst.sort()
print(''.join(lst)) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s839585610 | p04044 | Accepted | N, L = map(int, input().split())
S = []
for _ in range(N):
s = input()
S.append(s)
S.sort()
for obj in S:
print(obj, end="")
print() | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s858605730 | p04044 | Accepted | N, L = map(int, input().split())
S = [input() for s in range(N)]
S.sort()
output = ""
for i in S:
output+=i
print(output) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s967267860 | p04044 | Accepted | n, l = map(int, input().split())
s = sorted(input() for _ in range(n))
print(*s, sep="") | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s012748781 | p04044 | Accepted | n, l = map(int, input().split())
s = sorted([input() for _ in range(n)])
print(''.join(s)) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s249334840 | p04044 | Accepted | n, l = map(int, input().split())
S = list(input() for _ in range(n))
print(''.join(sorted(S))) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s367017104 | p04044 | Accepted | import sys
import numpy as np
from heapq import heappush, heappop
from bisect import bisect_left as bi_l, bisect_right as bi_r
from collections import deque, Counter, defaultdict
from itertools import combinations, product
import string
inf = float('inf')
MOD = 10**9+7
# MOD = 998244353
class NumberTheory():
def __init__(self, n=2*10**6, numpy=True):
self.n = n
self.np_flg = numpy
self.is_prime_number, self.prime_numbers = self.sieve_of_eratosthenes(n)
def sieve_of_eratosthenes(self, n):
if self.np_flg:
sieve = np.ones(n+1, dtype=np.int64); sieve[:2] = 0
for i in range(2, int(n**.5)+1):
if sieve[i]: sieve[i*2::i] = 0
prime_numbers = np.flatnonzero(sieve)
else:
sieve = [1] * (n+1); sieve[0] = sieve[1] = 0
for i in range(2, int(n**.5)+1):
if not sieve[i]: continue
for j in range(i*2, n+1, i): sieve[j] = 0
prime_numbers = [i for i in range(2, n+1) if sieve[i]]
return sieve, prime_numbers
def prime_factorize(self, n):
res = dict()
if n < 2: return res
border = int(n**.5)
for p in self.prime_numbers:
if p > border: break
while n % p == 0: res[p] = res.get(p, 0)+1; n //= p
if n == 1: return res
res[n] = 1; return res
def prime_factorize_factorial(self, n):
res = dict()
for i in range(2, n+1):
for p, c in self.prime_factorize(i).items(): res[p] = res.get(p, 0)+c
return res
@staticmethod
def gcd(a, b): return gcd(b, a%b) if b else abs(a)
@staticmethod
def lcm(a, b): return abs(a // gcd(a, b) * b)
@staticmethod
def find_divisors(n):
divisors = []
for i in range(1, int(n**.5)+1):
if n%i: continue
divisors.append(i)
j = n // i
if j != i: divisors.append(j)
return divisors
@staticmethod
def base_convert(n, b):
if not n: return [0]
res = []
while n:
n, r = divmod(n, b)
if r < 0: n += 1; r -= b
res.append(r)
return res
class UnionFind():
def __init__(self, n=10**6):
self.root = list(range(n))
self.height = [0] * n
self.size = [1] * n
def find_root(self, u):
if self.root[u] == u: return u
self.root[u] = self.find_root(self.root[u])
return self.root[u]
def unite(self, u, v):
ru = self.find_root(u)
rv = self.find_root(v)
if ru == rv: return
hu = self.height[ru]
hv = self.height[rv]
if hu >= hv:
self.root[rv] = ru
self.size[ru] += self.size[rv]
self.height[ru] = max(hu, hv+1)
else:
self.root[ru] = rv
self.size[rv] += self.size[ru]
class Combinatorics():
def __init__(self, N=10**9, n=10**6, mod=10**9+7, numpy=True):
self.mod = mod
self.nCr = dict()
self.np_flg=numpy
self.make_mod_tables(N, n)
sys.setrecursionlimit(10**6)
def choose(self, n, r, mod=None): # no mod, or mod ≠ prime
if r > n or r < 0: return 0
if r == 0: return 1
if (n, r) in self.nCr: return self.nCr[(n, r)]
if not mod:
self.nCr[(n, r)] = (self.choose(n-1, r) + self.choose(n-1, r-1))
else:
self.nCr[(n, r)] = (self.choose(n-1, r, mod) + self.choose(n-1, r-1, mod)) % mod
return self.nCr[(n,r)]
def cumprod(self, a):
p = self.mod
l = len(a); sql = int(np.sqrt(l)+1)
a = np.resize(a, sql**2).reshape(sql, sql)
for i in range(sql-1): a[:, i+1] *= a[:, i]; a[:, i+1] %= p
for i in range(sql-1): a[i+1] *= a[i, -1]; a[i+1] %= p
return np.ravel(a)[:l]
def make_mod_tables(self, N, n):
p = self.mod
if self.np_flg:
fac = np.arange(n+1); fac[0] = 1; fac = self.cumprod(fac)
ifac = np.arange(n+1, 0, -1); ifac[0] = pow(int(fac[-1]), p-2, p)
ifac = self.cumprod(ifac)[n::-1]
n_choose = np.arange(N+1, N-n, -1); n_choose[0] = 1;
n_choose[1:] = self.cumprod(n_choose[1:])*ifac[1:n+1]%p
else:
fac = [None]*(n+1); fac[0] = 1
for i in range(n): fac[i+1] = fac[i]*(i+1)%p
ifac = [None]*(n+1); ifac[n] = pow(fac[n], p-2, p)
for i in range(n, 0, -1): ifac[i-1] = ifac[i]*i%p
n_choose = [None] * (n+1); n_choose[0] = 1
for i in range(n): n_choose[i+1] = n_choose[i]*(N-i)%p
for i in range(n+1): n_choose[i] = n_choose[i]*ifac[i]%p
self.fac, self.ifac, self.mod_n_choose = fac, ifac, n_choose
def z_algorithm(s):
n = len(s)
a = [0] * n; a[0] = n
l = r = -1
for i in range(1, n):
if r >= i: a[i] = min(a[i-l], r-i)
while i + a[i] < n and s[i+a[i]] == s[a[i]]: a[i] += 1
if i+a[i] >= r: l, r = i, i+a[i]
return a
class ABC001():
def A():
h1, h2 = map(int, sys.stdin.read().split())
print(h1-h2)
def B(): pass
def C(): pass
def D(): pass
class ABC002():
def A():
x, y = map(int, sys.stdin.readline().split())
print(max(x, y))
def B():
vowels = set('aeiou')
s = sys.stdin.readline().rstrip()
t = ''
for c in s:
if c in vowels: continue
t += c
print(t)
def C():
*coords, = map(int, sys.stdin.readline().split())
def triangle_area(x0, y0, x1, y1, x2, y2):
x1 -= x0; x2 -= x0; y1 -= y0; y2 -= y0;
return abs(x1*y2 - x2*y1) / 2
print(triangle_area(*coords))
def D():
n, m = map(int, sys.stdin.readline().split())
edges = set()
for _ in range(m):
x, y = map(int, sys.stdin.readline().split())
x -= 1; y -= 1
edges.add((x, y))
cand = []
for i in range(1, 1<<n):
s = [j for j in range(n) if i>>j & 1]
for x, y in combinations(s, 2):
if (x, y) not in edges: break
else:
cand.append(len(s))
print(max(cand))
class ABC003():
def A():
n = int(sys.stdin.readline().rstrip())
print((n+1)*5000)
def B():
atcoder = set('atcoder')
s, t = sys.stdin.read().split()
for i in range(len(s)):
if s[i] == t[i]: continue
if s[i] == '@' and t[i] in atcoder: continue
if t[i] == '@' and s[i] in atcoder: continue
print('You will lose')
return
print('You can win')
def C():
n, k, *r = map(int, sys.stdin.read().split())
res = 0
for x in sorted(r)[-k:]:
res = (res+x) / 2
print(res)
def D(): pass
class ABC004():
def A():
print(int(sys.stdin.readline().rstrip())*2)
def B():
c = [sys.stdin.readline().rstrip() for _ in range(4)]
for l in c[::-1]:
print(l[::-1])
def C():
n = int(sys.stdin.readline().rstrip())
n %= 30
res = list(range(1, 7))
for i in range(n):
i %= 5
res[i], res[i+1] = res[i+1], res[i]
print(''.join(map(str, res)))
def D(): pass
class ABC005():
def A():
x, y = map(int, sys.stdin.readline().split())
print(y//x)
def B():
n, *t = map(int, sys.stdin.read().split())
print(min(t))
def C():
t = int(sys.stdin.readline().rstrip())
n = int(sys.stdin.readline().rstrip())
a = [int(x) for x in sys.stdin.readline().split()]
m = int(sys.stdin.readline().rstrip())
b = [int(x) for x in sys.stdin.readline().split()]
i = 0
for p in b:
if i == n: print('no'); return
while p-a[i] > t:
i += 1
if i == n: print('no'); return
if a[i] > p: print('no'); return
i += 1
print('yes')
def D():
n = int(sys.stdin.readline().rstrip())
d = np.array([sys.stdin.readline().split() for _ in range(n)], np.int64)
s = d.cumsum(axis=0).cumsum(axis=1)
s = np.pad(s, 1)
max_del = np.zeros((n+1, n+1), dtype=np.int64)
for y in range(1, n+1):
for x in range(1, n+1):
max_del[y, x] = np.amax(s[y:n+1, x:n+1] - s[0:n-y+1, x:n+1] - s[y:n+1, 0:n-x+1] + s[0:n-y+1, 0:n-x+1])
res = np.arange(n**2+1)[:, None]
i = np.arange(1, n+1)
res = max_del[i, np.minimum(res//i, n)].max(axis=1)
q = int(sys.stdin.readline().rstrip())
p = np.array(sys.stdin.read().split(), dtype=np.int64)
print(*res[p], sep='\n')
class ABC006():
def A():
n = sys.stdin.readline().rstrip()
if '3' in n: print('YES')
elif int(n)%3 == 0: print('YES')
else: print('NO')
def B():
mod = 10007
t = [0, 0, 1]
for _ in range(1001001):
t.append(t[-1]+t[-2]+t[-3]); t[-1] %= mod
n = int(sys.stdin.readline().rstrip())
print(t[n-1])
def C():
n, m = map(int, sys.stdin.readline().split())
cnt = [0, 0, 0]
if m == 1: cnt = [-1, -1, -1]
else:
if m & 1: m -= 3; cnt[1] += 1; n -= 1
cnt[2] = m//2 - n
cnt[0] = n - cnt[2]
if cnt[0]<0 or cnt[1]<0 or cnt[2]<0: print(-1, -1, -1)
else: print(*cnt, sep=' ')
def D():
n, *c = map(int, sys.stdin.read().split())
lis = [inf]*n
for x in c: lis[bi_l(lis, x)] = x
print(n - bi_l(lis, inf))
class ABC007():
def A():
n = int(sys.stdin.readline().rstrip())
print(n-1)
def B():
s = sys.stdin.readline().rstrip()
if s == 'a': print(-1)
else: print('a')
def C():
r, c = map(int, sys.stdin.readline().split())
sy, sx = map(int, sys.stdin.readline().split())
gy, gx = map(int, sys.stdin.readline().split())
sy -= 1; sx -=1; gy -= 1; gx -= 1
maze = [sys.stdin.readline().rstrip() for _ in range(r)]
queue = deque([(sy, sx)])
dist = np.full((r, c), np.inf); dist[sy, sx] = 0
while queue:
y, x = queue.popleft()
for i, j in [(-1, 0), (1, 0), (0, -1), (0, 1)]:
i += y; j += x
if maze[i][j] == '#' or dist[i, j] != np.inf: continue
dist[i, j] = dist[y, x] + 1
queue.append((i, j))
print(int(dist[gy, gx]))
def D(): pass
class ABC008():
def A():
s, t = map(int, sys.stdin.readline().split())
print(t-s+1)
def B():
n, *s = sys.stdin.read().split()
res = defaultdict(int)
for name in s: res[name] += 1
print(sorted(res.items(), key=lambda x: x[1])[-1][0])
def C():
n, *a = map(int, sys.stdin.read().split())
a = np.array(a)
c = n - np.count_nonzero(a[:, None]%a, axis=1)
print(np.sum((c+1)//2/c))
def D(): pass
class ABC009():
def A():
n = int(sys.stdin.readline().rstrip())
print((n+1)//2)
def B():
n, *a = map(int, sys.stdin.read().split())
print(sorted(set(a))[-2])
def C():
n, k = map(int, sys.stdin.readline().split())
s = list(sys.stdin.readline().rstrip())
cost = [1]*n
r = k
for i in range(n-1):
q = []
for j in range(i+1, n):
if s[j] < s[i] and cost[i]+cost[j] <= r:
heappush(q, (s[j], cost[i]+cost[j], -j))
if not q: continue
_, c, j = heappop(q); j = -j
s[i], s[j] = s[j], s[i]
r -= c
cost[i] = cost[j] = 0
print(''.join(s))
def D(): pass
class ABC010():
def A():
print(sys.stdin.readline().rstrip()+'pp')
def B():
n, *a = map(int, sys.stdin.read().split())
tot = 0
for x in a:
c = 0
while x%2==0 or x%3==2:
x -= 1
c += 1
tot += c
print(tot)
def C():
sx, sy, gx, gy, t, v, n, *xy = map(int, sys.stdin.read().split())
x, y = np.array(xy).reshape(-1, 2).T
def dist(x1, y1, x2, y2):
return np.sqrt((x2-x1)**2 + (y2-y1)**2)
ans = 'YES' if (dist(sx, sy, x, y)+dist(x, y, gx, gy) <= v*t).any() else 'NO'
print(ans)
def D(): pass
class ABC011():
def A():
n = int(sys.stdin.readline().rstrip())
print(n%12+1)
def B():
s = sys.stdin.readline().rstrip()
print(s[0].upper()+s[1:].lower())
def C():
n, *ng = map(int, sys.stdin.read().split())
ng = set(ng)
if n in ng: print('NO')
else:
r = 100
while n > 0:
if r == 0: print('NO'); return
for i in range(3, 0, -1):
if (n-i) in ng: continue
n -= i
r -= 1
break
else: print('NO'); return
print('YES')
def D(): pass
class ABC041():
def A():
s, i = sys.stdin.read().split()
i = int(i)
print(s[i-1])
def B():
MOD = 10**9+7
a, b, c = map(int, sys.stdin.readline().split())
ans = a * b % MOD * c % MOD
print(ans)
def C():
n, *a = map(int, sys.stdin.read().split())
for i, h in sorted(enumerate(a), key=lambda x: -x[1]):
print(i+1)
def D():
n, m, *xy = map(int, sys.stdin.read().split())
*xy, = zip(*[iter(xy)]*2)
edges = [0] * n
for x, y in xy:
x -= 1; y -= 1
edges[x] |= 1<<y
comb = [None] * (1<<n); comb[0] = 1
def count(edges, bit):
if comb[bit] is not None: return comb[bit]
comb[bit] = 0
for i in range(n):
if (bit>>i) & 1 and not edges[i]:
nxt_bit = bit & ~(1<<i)
nxt_edges = edges.copy()
for j in range(n):
nxt_edges[j] &= ~(1<<i)
cnt = count(nxt_edges, nxt_bit)
comb[bit] += cnt
return comb[bit]
print(count(edges, (1<<n)-1))
class ABC042():
def A():
a = [int(x) for x in sys.stdin.readline().split()]
c = Counter(a)
print('YES' if c[5]==2 and c[7]==1 else 'NO')
def B():
n, l, *s = sys.stdin.read().split()
print(''.join(sorted(s)))
def C(): pass
def D(): pass
class ABC170():
def A():
x = [int(x) for x in sys.stdin.readline().split()]
for i in range(5):
if x[i] != i+1:
print(i+1)
break
def B():
x, y = map(int, sys.stdin.readline().split())
print('Yes' if 2*x <= y <= 4*x and y%2 == 0 else 'No')
def C():
x, n, *p = map(int, sys.stdin.read().split())
a = list(set(range(102)) - set(p))
a = [(abs(y-x), y) for y in a]
print(sorted(a)[0][1])
def D():
n, *a = map(int, sys.stdin.read().split())
cand = set(a)
cnt = 0
for x, c in sorted(Counter(a).items()):
cnt += c == 1 and x in cand
cand -= set(range(x*2, 10**6+1, x))
print(cnt)
def E():
n, q = map(int, sys.stdin.readline().split())
queue = []
num_kindergarten = 2*10**5
queue_kindergarten = [[] for _ in range(num_kindergarten)]
highest_kindergarten = [None] * num_kindergarten
where = [None] * n
rate = [None] * n
def entry(i, k):
where[i] = k
while queue_kindergarten[k]:
r, j = heappop(queue_kindergarten[k])
if where[j] != k or j == i: continue
if rate[i] >= -r:
highest_kindergarten[k] = rate[i]
heappush(queue, (rate[i], k, i))
heappush(queue_kindergarten[k], (r, j))
break
else:
highest_kindergarten[k] = rate[i]
heappush(queue, (rate[i], k, i))
heappush(queue_kindergarten[k], (-rate[i], i))
def transfer(i, k):
now = where[i]
while queue_kindergarten[now]:
r, j = heappop(queue_kindergarten[now])
if where[j] != now or j == i: continue
if highest_kindergarten[now] != -r:
highest_kindergarten[now] = -r
heappush(queue, (-r, now, j))
heappush(queue_kindergarten[now], (r, j))
break
else:
highest_kindergarten[now] = None
entry(i, k)
def inquire():
while True:
r, k, i = heappop(queue)
if where[i] != k or r != highest_kindergarten[k]: continue
heappush(queue, (r, k, i))
return r
for i in range(n):
a, b = map(int, sys.stdin.readline().split())
rate[i] = a
entry(i, b-1)
for _ in range(q):
c, d = map(int, sys.stdin.readline().split())
transfer(c-1, d-1)
print(inquire())
def F(): pass
class ABC171():
def A():
c = sys.stdin.readline().rstrip()
print('A' if c < 'a' else 'a')
def B():
n, k, *p = map(int, sys.stdin.read().split())
print(sum(sorted(p)[:k]))
def C():
n = int(sys.stdin.readline().rstrip())
n -= 1
l = 1
while True:
if n < pow(26, l):
break
n -= pow(26, l)
l += 1
res = ''.join([chr(ord('a')+d%26) for d in NumberTheory.base_convert(n, 26)][::-1])
res = 'a'*(l-len(res)) + res
print(res)
def D():
n = int(sys.stdin.readline().rstrip())
a = [int(x) for x in sys.stdin.readline().split()]
s = sum(a)
cnt = Counter(a)
q = int(sys.stdin.readline().rstrip())
for _ in range(q):
b, c = map(int, sys.stdin.readline().split())
s += (c-b)*cnt[b]
print(s)
cnt[c] += cnt[b]; cnt[b] = 0
def E():
n, *a = map(int, sys.stdin.read().split())
s = 0
for x in a: s ^= x
b = map(lambda x: x^s, a)
print(*b, sep=' ')
def F(): pass
class ABC172():
def A(): pass
def B(): pass
def C(): pass
def D(): pass
def E(): pass
def F(): pass
class ABC173():
def A():
n = int(sys.stdin.readline().rstrip())
charge = (n+999)//1000 * 1000 - n
print(charge)
def B():
n, *s = sys.stdin.read().split()
c = Counter(s)
for v in 'AC, WA, TLE, RE'.split(', '):
print(f'{v} x {c[v]}')
def C():
h, w, k = map(int, sys.stdin.readline().split())
c = [sys.stdin.readline().rstrip() for _ in range(h)]
tot = 0
for i in range(1<<h):
for j in range(1<<w):
cnt = 0
for y in range(h):
for x in range(w):
if i>>y & 1 or j>>x & 1:
continue
cnt += c[y][x] == '#'
tot += cnt == k
print(tot)
def D():
n, *a = map(int, sys.stdin.read().split())
a.sort(reverse=True)
res = a[0] + sum(a[1:1+(n-2)//2])*2 + a[1+(n-2)//2]*(n & 1)
print(res)
def E():
MOD = 10**9+7
n, k, *a = map(int, sys.stdin.read().split())
minus = [x for x in a if x < 0]
plus = [x for x in a if x > 0]
if len(plus) + len(minus)//2*2 >= k: # plus
*minus, = map(abs, minus)
minus.sort(reverse=True)
plus.sort(reverse=True)
cand = []
if len(minus)&1: minus = minus[:-1]
for i in range(0, len(minus)-1, 2):
cand.append(minus[i]*minus[i+1]%MOD)
if k & 1:
res = plus[0]
plus = plus[1:]
else:
res = 1
if len(plus)&1: plus = plus[:-1]
for i in range(0, len(plus)-1, 2):
cand.append(plus[i]*plus[i+1]%MOD)
cand.sort(reverse=True)
for x in cand[:k//2]:
res *= x
res %= MOD
print(res)
elif 0 in a:
print(0)
else:
cand = sorted(map(abs, a))
res = 1
for i in range(k):
res *= cand[i]
res %= MOD
res = MOD - res
print(res)
pass
def F(): pass
if __name__ == '__main__':
ABC042.B() | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s395110061 | p04044 | Accepted | n,l=map(int,input().split())
lst=[]
for _ in range(n):
lst.append(input())
lst.sort()
print("".join(lst)) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s334288612 | p04044 | Accepted | a,b = [int(i) for i in input().split()]
pala = []
for i in range(a) : pala.append(input())
pala.sort()
print("".join(map(str,pala)));
| 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s276478751 | p04044 | Accepted | N,L=map(int,input().split())
List = []
for i in range (N):
List.append(str(input()))
List.sort()
res = ""
for i in range(N):
res+=List[i]
print(res) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s937148846 | p04044 | Accepted | n,_ = map(int,input().split())
s = [input() for _ in range(n)]
s.sort()
print(''.join(s)) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s961008895 | p04044 | Accepted | import sys
input()
l=list(sys.stdin.read().split())
l.sort()
print("".join(l))
| 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s149785082 | p04044 | Accepted |
n,l=map(int,input().split())
str=[input() for i in range(n)]
str.sort()
ans=""
for i in range(n):
ans+=str[i]
print(ans) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s547187678 | p04044 | Accepted | print("".join(sorted(input() for _ in range(list(map(int,input().split()))[0])))) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s350301106 | p04044 | Accepted | N,L = map(int,input().split())
A = []
for i in range(N):
s = input()
A.append(s)
A.sort()
print("".join(A)) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s899859092 | p04044 | Accepted | N,L=map(int,input().split())
S=[]
for i in range(N):
S.append(str(input()))
print("".join(sorted(S)))
| 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s089322091 | p04044 | Accepted | import sys
def LI(): return list(map(int,sys.stdin.readline().rstrip().split())) #空白あり
def S(): return sys.stdin.readline().rstrip()
N,L = LI()
S = [S() for i in range(N)]
S.sort()
print(''.join(S)) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s276439365 | p04044 | Accepted | N, L = map(int, input().split())
S = sorted([input() for _ in range(N)])
print("".join(S)) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s965479034 | p04044 | Accepted | N, L = list(map(int, input().split()))
arr_input=[]
for i in range(N):
input_ = input()
if(len(input_)!=L):
print("Input length is wrong")
exit()
arr_input.append(input_)
arr_input.sort()
print("".join(arr_input))
| 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s410561013 | p04044 | Accepted | n,l=map(int,input().split())
l=[]
for i in range(n):
l.append(input())
l.sort()
for a in l:
print(a,end="") | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s950002058 | p04044 | Accepted | n,l =map(int,input().split())
s=[]
for i in range(n):
s.append(input())
print(''.join(sorted(s))) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s484000613 | p04044 | Accepted | n, y = map(int, input().split())
A = list(map(str, [input() for i in range(n)]))
list.sort(A, reverse=False)
print(''.join(A)) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s942598202 | p04044 | Accepted | n, l = map(int, input().split())
lis = [input() for _ in range(n)]
lis = sorted(lis)
print(''.join(lis)) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s563284979 | p04044 | Accepted | n,l=map(int, input().split(' '))
ss= []
for i in range(n):
ss.append(input())
ss.sort()
ans= ''
for i in ss:
ans+=i
print(ans) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s622862613 | p04044 | Accepted | N,L = map(int, input().split())
A = [input() for _ in range(N)]
A.sort()
print("".join(A))
| 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s116297033 | p04044 | Accepted | n, l = map(int, input().split())
s = [ input() for _ in range(n)]
s.sort()
print(''.join(s)) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s755819057 | p04044 | Accepted | n, l = map(int, input().split())
list = []
for i in range(n) :
s = input()
list.append(s)
list.sort()
print("".join(list))
| 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s850028457 | p04044 | Accepted | a,b=list(map(int, input().split()))
print(''.join(sorted([input() for i in range(a)]))) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s209841328 | p04044 | Accepted | import sys
read = sys.stdin.read
readline = sys.stdin.readline
readlines = sys.stdin.readlines
sys.setrecursionlimit(10 ** 9)
INF = 1 << 60
MOD = 1000000007
def main():
N, L = map(int, readline().split())
S = [readline().strip() for _ in range(N)]
S.sort()
ans = ''.join(S)
print(ans)
return
if __name__ == '__main__':
main()
| 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s689119830 | p04044 | Accepted | N, L = map(int, input().split())
Sn = [input() for _ in range(N)]
Sn_sort = sorted(Sn)
ans = ""
for i in Sn_sort:
ans += i
print(ans) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s538333354 | p04044 | Accepted | N, L = map(int, input().split())
S = [input() for _ in range(N)]
print("".join(sorted(S))) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s701358633 | p04044 | Accepted | n, l = map(int, input().split(" "))
s = []
for i in range(0, n):
s.append(str(input()))
s.sort()
print(''.join(s)) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s155731284 | p04044 | Accepted | n,l=map(int,input().split())
temp =[]
for i in range(n):
temp.append(input())
list.sort(temp)
str =""
for s in temp:
str = str+ s
print(str) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s399562488 | p04044 | Accepted | n,l = map(int, input().split())
s = [input() for _ in range(n)]
print(''.join(sorted(s))) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s810864121 | p04044 | Accepted | n, l = map(int, input().split())
s = []
for _ in range(n):
s.append(input())
s = sorted(s)
print(''.join(s))
| 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s382503800 | p04044 | Accepted | MM = input().split()
N = int(MM[0])
L = int(MM[1])
list1 = []
for i in range(N):
a = input()
list1.append(a)
list1.sort()
for i in list1:
print(i,end='') | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s445994841 | p04044 | Accepted | n,l=map(int, input().split())
moji = [input() for _ in range(n)]
moji.sort()
print(*moji,sep=("")) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s965843975 | p04044 | Accepted | n, l = map(int, input().split())
s=sorted([input() for i in range(n)])
print(*s,sep="") | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s714706770 | p04044 | Accepted | n, l = map(int, input().split())
s = []
for i in range(n):
a = input()
s.append(a)
s = sorted(s)
print("".join(s)) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s298580672 | p04044 | Accepted | n, l = map(int, input().split())
S = [input() for _ in range(n)]
S.sort()
print("".join(S)) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s700661476 | p04044 | Accepted | n,l = map(int,input().split())
s = []
for i in range(n):
s.append(input())
s = sorted(s)
print(''.join(s))
| 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s508448342 | p04044 | Accepted | n, l = map(int, input().split())
s = list(input() for _ in range(n))
a = "".join(sorted(s))
print(a)
| 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s142201349 | p04044 | Accepted | n, l = map(int, input().split())
S = []
for i in range(n):
S.append(input())
S.sort()
print("".join(map(str, S))) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s101649654 | p04044 | Accepted | n,l = map(int,input().split())
S = []
for i in range(n):
S.append(input())
print("".join(map(str,sorted(S)))) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s775196336 | p04044 | Accepted | n,l = map(int,input().split())
line = []
for i in range(n):
line.append(input())
line.sort()
for i in range(n):
print(line[i],end="")
print("") | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s513044869 | p04044 | Accepted | import sys
sys.setrecursionlimit(500000)
MOD = 10**9+7
def input():
return sys.stdin.readline()[:-1]
def mi():
return map(int, input().split())
def ii():
return int(input())
def i2(n):
tmp = [list(mi()) for i in range(n)]
return [list(i) for i in zip(*tmp)]
def main():
N, L = mi()
S = [input() for i in range(N)]
S.sort()
print(*S, sep='')
if __name__ == '__main__':
main()
| 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s951194056 | p04044 | Accepted | n, l = map(int, input().split())
lst = []
for i in range(n):
s = input()
lst.append(s)
lst.sort()
ans = ''
for i in range(n):
ans += lst[i]
print(ans) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s716820123 | p04044 | Accepted | from sys import stdin
nii=lambda:map(int,stdin.readline().split())
lnii=lambda:list(map(int,stdin.readline().split()))
n,l=nii()
s=[input() for i in range(n)]
s.sort()
print(''.join(s)) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s285872667 | p04044 | Accepted | s = input().split()
number = int(s[0])
length = int(s[1])
words = []
for num in range(number):
x = input()
words.append(x)
words.sort()
for num in words:
print(num, end='')
| 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s113149111 | p04044 | Accepted | import sys
input = sys.stdin.readline
def log(*args):
print(*args, file=sys.stderr)
def main():
N, _L = map(int, input().rstrip().split())
s = [input().rstrip() for _ in range(N)]
print(''.join(sorted(s)))
if __name__ == '__main__':
main()
| 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s971494634 | p04044 | Accepted | import sys
input = sys.stdin.readline
def log(*args):
print(*args, file=sys.stderr)
def main():
N, L = map(int, input().rstrip().split())
s = []
for _ in range(N):
s.append(input().rstrip())
ans = ''
for st in sorted(s):
ans += st
print(ans)
if __name__ == '__main__':
main()
| 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s330492011 | p04044 | Accepted | N, L = list(map(int, input().split()))
S = [input() for _ in range(N)]
S.sort()
print(''.join(S))
| 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s746274479 | p04044 | Accepted | #from statistics import median
#import collections
#aa = collections.Counter(a) # list to list || .most_common(2)で最大の2個とりだせるお a[0][0]
from fractions import gcd
from itertools import combinations,permutations,accumulate # (string,3) 3回
#from collections import deque
from collections import deque,defaultdict,Counter
import decimal
import re
#import bisect
#
# d = m - k[i] - k[j]
# if kk[bisect.bisect_right(kk,d) - 1] == d:
#
#
#
# pythonで無理なときは、pypyでやると正解するかも！！
#
#
import sys
sys.setrecursionlimit(10000000)
mod = 10**9 + 7
#mod = 9982443453
def readInts():
return list(map(int,input().split()))
def I():
return int(input())
n,l = readInts()
S = []
for i in range(n):
S.append(input())
S = sorted(S)
ans = ""
for i in range(n):
ans += S[i]
print(ans)
| 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s780256864 | p04044 | Accepted | N, L, *S = open(0).read().split()
S.sort()
print(''.join(S))
| 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s032960092 | p04044 | Accepted | import sys
from collections import defaultdict, deque, Counter
import math
# import copy
from bisect import bisect_left, bisect_right
# import heapq
# sys.setrecursionlimit(1000000)
# input aliases
input = sys.stdin.readline
getS = lambda: input().strip()
getN = lambda: int(input())
getList = lambda: list(map(int, input().split()))
getZList = lambda: [int(x) - 1 for x in input().split()]
INF = 10 ** 20
MOD = 10**9 + 7
divide = lambda x: pow(x, MOD-2, MOD)
def main():
n, l = getList()
lis = []
for i in range(n):
lis.append(getS())
lis.sort()
print("".join(lis))
if __name__ == "__main__":
main()
| 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s493163883 | p04044 | Accepted | import sys
sys.setrecursionlimit(10 ** 8)
ini = lambda: int(sys.stdin.readline())
inm = lambda: map(int, sys.stdin.readline().split())
inl = lambda: list(inm())
ins = lambda: sys.stdin.readline().rstrip()
debug = lambda *a, **kw: print("\033[33m", *a, "\033[0m", **dict(file=sys.stderr, **kw))
N, L = inm()
S = [ins() for _ in range(N)]
S.sort()
print("".join(S))
| 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s832220231 | p04044 | Accepted | def solve():
N, L = map(int, input().split())
S = [input() for _ in range(N)]
S.sort()
ans = ''.join(S)
return ans
print(solve()) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s386105893 | p04044 | Accepted | N, L = map(int, input().split())
S = [input() for _ in range(N)]
S.sort()
res = "".join(S)
print(res) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s139163600 | p04044 | Accepted | # -*- coding: utf-8 -*-
import io
import sys
import math
def format_multi_line_answer(lst):
ans = ""
ans += f"{len(lst)}\n" # Line count
for y in lst:
ans += f"{y}\n"
return ans
def solve():
# implement process
pass
def main():
# input
n,l = map(int, input().split())
a_lst = sys.stdin.read().split()
# process
a_lst.sort()
ans = "".join(a_lst)
# output
print(ans)
return ans
### DEBUG I/O ###
_DEB = 0 # 1:ON / 0:OFF
_INPUT = """\
3 3
dxx
axx
cxx
"""
_EXPECTED = """\
axxcxxdxx
"""
def logd(str):
"""usage:
if _DEB: logd(f"{str}")
"""
if _DEB: print(f"[deb] {str}")
### MAIN ###
if __name__ == "__main__":
if _DEB:
sys.stdin = io.StringIO(_INPUT)
print("!! Debug Mode !!")
ans = main()
if _DEB:
print()
if _EXPECTED.strip() == ans.strip(): print("!! Success !!")
else: print(f"!! Failed... !!\nANSWER: {ans}\nExpected: {_EXPECTED}") | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s502478483 | p04044 | Accepted | n,_=map(int,input().split())
l=''.join(sorted([''.join(sorted(input().split())) for _ in range(n)]))
print(l)
| 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s163210481 | p04044 | Accepted | N,L = map(int,input().split())
ls = []
for i in range(N):
ls.append(input())
ls.sort()
print("".join(ls)) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s909740459 | p04044 | Accepted | n,l=map(int,input().split())
s=[]
for i in range(n):
s.append(str(input()))
a="".join(sorted(s))
print(a) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s034717919 | p04044 | Accepted | n,l=map(int,input().split())
a=[]
for i in range(n):
a.append(input())
a.sort()
print(*a,sep="") | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s019576449 | p04044 | Accepted | def resolve():
N, L = list(map(int, input().split()))
S_list = [input() for i in range(N)]
print("".join(sorted(S_list)))
resolve() | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s446262433 | p04044 | Accepted | #!/usr/bin/env python3
_, _, *s = open(0).read().split()
s.sort()
print(*s, sep="")
| 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s125615508 | p04044 | Accepted | H, W = map(int, input().split())
S = []
for _ in range(H):
S.append(input())
S.sort()
#print(S)
S_out=''
for ii in S:
S_out += ii
print(S_out)
| 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s946580482 | p04044 | Accepted | # n, m, l = map(int, input().split())
# list_n = list(map(int, input().split()))
# n = input()
# list = [input() for i in range(N)
# list = [[i for i in range(N)] for _ in range(M)]
import sys
input = sys.stdin.readline
N, L = map(int, input().split())
S = []
for i in range(N):
S.append(input().rstrip('\n'))
S.sort()
print(''.join(S))
| 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s178549000 | p04044 | Accepted | n,l=map(int,input().split())
S=list(input() for _ in range(n))
S.sort()
ans=""
for i in range(n):
ans+=S[i]
print(ans) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s965349996 | p04044 | Accepted | # -*- coding: utf-8 -*-
import sys
from collections import deque, defaultdict
from math import sqrt, factorial
# def input(): return sys.stdin.readline()[:-1] # warning not \n
# def input(): return sys.stdin.buffer.readline().strip() # warning bytes
# def input(): return sys.stdin.buffer.readline().decode('utf-8')
def solve():
n, l = [int(x) for x in input().split()]
a = []
for _ in range(n):
a.append(input())
a.sort()
print(''.join(a))
t = 1
# t = int(input())
for case in range(1,t+1):
ans = solve()
"""
a aa c ca c a b a ab a b c
"""
| 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s972869572 | p04044 | Accepted | n,l=map(int,input().split())
li=[input() for _ in range(n)]
li=sorted(li)
print(''.join(li)) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s006906122 | p04044 | Accepted | n,l = map(int,input().split())
s = []
for i in range(n):
s.append(input())
print(''.join(sorted(s))) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s501169244 | p04044 | Accepted | # 入力
N,L = list(map(int, input().split()))
S = []
for _ in range(N):
S += [str(input())]
# 出力
print(''.join(sorted(S))) | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s520238781 | p04044 | Accepted | N, L = map(int, input().split())
ans = []
for i in range(N):
ans.append(input())
print(''.join(sorted(ans)))
| 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s988898915 | p04044 | Accepted | N, L = map(int, input().split())
S = [0] * N
for i in range(N):
S[i] = str(input())
S = sorted(S)
for i in range(N):
print(S[i], end = "")
| 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
s029208414 | p04044 | Accepted | n,l = map(int,input().split())
s_list = []
for i in range(n):
s = input()
s_list.append(s)
s_list_sorted = sorted(s_list)
for s_i in s_list_sorted:
print(s_i,end = "") | 3 3
dxx
axx
cxx
| axxcxxdxx
| <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Iroha has a sequence of <var>N</var> strings <var>S_1, S_2, ..., S_N</var>. The length of each string is <var>L</var>.</p>
<p>She will concatenate all of the strings in some order, to produce a long string.</p>
<p>Among all strings that she can produce in this way, find the lexicographically smallest one.</p>
<p>Here, a string <var>s=s_1s_2s_3</var>...<var>s_n</var> is <em>lexicographically smaller</em> than another string <var>t=t_1t_2t_3</var>...<var>t_m</var> if and only if one of the following holds:
<ul>
<li>There exists an index <var>i(1≦i≦min(n,m))</var>, such that <var>s_j = t_j</var> for all indices <var>j(1≦j<i)</var>, and <var>s_i<t_i</var>.</li>
<li><var>s_i = t_i</var> for all integers <var>i(1≦i≦min(n,m))</var>, and <var>n<m</var>.</li>
</ul></p>
</section>
</div>
<div class="part">
<section>
<h3>Constraints</h3><ul>
<li><var>1 ≦ N, L ≦ 100</var></li>
<li>For each <var>i</var>, the length of <var>S_i</var> equals <var>L</var>.</li>
<li>For each <var>i</var>, <var>S_i</var> consists of lowercase letters.</li>
</ul>
</section>
</div>
<hr/>
<div class="io-style">
<div class="part">
<section>
<h3>Input</h3><p>The input is given from Standard Input in the following format:</p>
<pre><var>N</var> <var>L</var>
<var>S_1</var>
<var>S_2</var>
:
<var>S_N</var>
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Output</h3><p>Print the lexicographically smallest string that Iroha can produce.</p>
</section>
</div>
</div>
<hr/>
<div class="part">
<section>
<h3>Sample Input 1</h3><pre>3 3
dxx
axx
cxx
</pre>
</section>
</div>
<div class="part">
<section>
<h3>Sample Output 1</h3><pre>axxcxxdxx
</pre>
<p>The following order should be used: <code>axx</code>, <code>cxx</code>, <code>dxx</code>.</p></section>
</div>
</span> |
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