submission_id string | problem_id string | status string | code string | input string | output string | problem_description string |
|---|---|---|---|---|---|---|
s301305354 | p04044 | Time Limit Exceeded | import itertools
NLinput = input()
NLinput = [int(x) for x in NLinput.split()]
N = NLinput[0]
L = NLinput[1]
S_list = []
for i in range(N):
temp = input()
S_list.append(temp)
perm = list(itertools.permutations(range(N)))
result = []
for i in perm:
str_temp = ''
for j in i:
str_temp += S_list[j]
result.append(str_temp)
result = sorted(result)
print(result[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> |
s152577409 | p04044 | Time Limit Exceeded | # coding: utf-8
# Your code here!
import itertools
N,L= map(int,input().split())
S = [input() for i in range(N)]
ans= ""
for i in S:
ans = ans+i
for i in itertools.permutations(S):
tmp = ""
for j in i:
tmp = tmp + j
if tmp < ans:
ans = tmp
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> |
s461717212 | p04044 | Time Limit Exceeded | x,y = map(int,input().split())
list = [input() for i in range(x)]
left = 0
right = x-1
for i in range(x):
right = x-1
while left < right:
if list[right]<list[right-1]:
escape = list[right]
list[right] = list[right-1]
list[right-1] = escape
right-1
left += 1
answer = ""
for lis in list:
answer += lis
print(answer)
| 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> |
s715726753 | p04044 | Time Limit Exceeded | from itertools import permutations
n , l = input().split()
n = int(n)
l = int(l)
s = [input() for _ in range(n)]
p = list(permutations(s,n))
result = []
for i in p:
ss = ''
for n in i:
ss += n
result.append(ss)
result.sort()
print(result[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> |
s226875639 | p04044 | Time Limit Exceeded | # n, lは最大100
# 計算量はn^2
# これであれば全探索いけるか
import itertools
(n, l) = map(int, input().split())
s = [input() for _ in range(n)]
candidates = []
index_candidates = list(itertools.permutations(range(len(s))))
for c in index_candidates:
str = ""
for index in c:
str += s[index]
candidates.append(str)
min_str = candidates[0]
for i in range(1, len(candidates)):
for j in range(len(min_str)):
if min_str[j] > candidates[i][j]:
min_str = candidates[i]
break
elif min_str[j] < candidates[i][j]:
break
print(min_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> |
s424534544 | p04044 | Time Limit Exceeded | import itertools
N,L=map(int,input().split())
S=[input() for _ in range(N)]
print("".join(sorted(list(itertools.permutations(S)))[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> |
s516804835 | p04044 | Time Limit Exceeded | import itertools
n, l = map(int, input().split())
s = [input() for i in range(n)]
s_marge = []
for v in itertools.permutations(s, n):
s_marge.append(''.join(v))
d = sorted(s_marge)
print(d[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> |
s637672494 | p04044 | Time Limit Exceeded | import itertools
N, L = map(int, input().split())
str_list = [input() for _ in range(N)]
tmp_str=''.join(['z' for _ in range(N*L)])
for ii in itertools.permutations(str_list):
if tmp_str > ''.join(ii):
tmp_str=''.join(ii)
print(tmp_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> |
s626242908 | p04044 | Time Limit Exceeded | n,l=map(int,input().split())
s=[]
for i in range(n):
s.append(input())
s=list(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> |
s043863854 | p04044 | Accepted | N, L = map(int,input().split())
word = []
count = 0
while N > count:
S = input()
word.append(S)
count += 1
word = sorted(word)
ans = ''.join(word)
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> |
s641695507 | p04044 | Accepted | n,l=map(int,input().split())
s=[]
for _ in range(n):
s.append(input())
s.sort()
ss="".join(s)
print(ss) | 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> |
s853602813 | p04044 | Accepted | n, l = map(int, input().split())
s = [input() for _ in range(n)]
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> |
s798232273 | p04044 | Accepted | n,l = map(int,input().split())
ans = ''
k = []
for i in range(n):
s = input()
k.append(s)
k.sort()
for i in k:
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> |
s154475272 | 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> |
s401878913 | p04044 | Accepted | main = list(map(lambda x: int(x), input().split()))
n, l = main[0], main[1]
final = []
for i in range(n):
string = input()
final.append(string)
final.sort()
print(''.join(final))
| 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> |
s253755084 | p04044 | Accepted | N, L = map(int, input().split())
ans = [input() for i in range(N)]
ans.sort()
ans = ''.join(ans)
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> |
s723201399 | p04044 | Accepted | n, l = map(int, input().split( ))
t = list()
for i in range(n):
s = input()
t.append(s)
t.sort()
ans = ""
for j in range(n):
ans += t[j]
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> |
s489479034 | p04044 | Accepted | n,l=map(int, input().split())
s=[input() for i 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> |
s140007968 | 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> |
s972046014 | p04044 | Accepted | n, l = map(int, input().split())
lst = []
for i in range(n):
s = input()
lst.append(s)
lst = sorted(lst)
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> |
s032991737 | p04044 | Accepted | n, l = map(int, input().split())
S = []
for i in range(n):
s = input()
S.append(s)
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> |
s236598680 | p04044 | Accepted | n,l = map(int,input().split())
a = []
for i in range(n):
a.append(input())
a.sort()
print("".join(str(i) for i in 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> |
s092116525 | 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> |
s592210037 | 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> |
s556501624 | p04044 | Accepted | N, L = map(int, input().split())
s = []
for _ in range(N):
s.append(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> |
s311925400 | p04044 | Accepted | n,l= [int(x) for x in input().split()]
la = []
for i in range(n):
la.append(str(input()))
la.sort()
print("".join(str(x) for x in la)) | 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> |
s721372299 | p04044 | Accepted | #-*-coding:utf-8-*-
import sys
input=sys.stdin.readline
def main():
n,l = map(int,input().split())
words=[]
words=[input().rstrip() for _ in range(n)]
s_words=sorted(words,key=lambda x:x[0:])
ans=""
for s_word in s_words:
ans+=s_word
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> |
s502006158 | p04044 | Accepted | nl = list(map(int,input().split()))
N = nl[0]
L = nl[1]
ss = [input() for i in range(N)]
ss.sort()
res = ""
for i in ss:
res = res+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> |
s196996998 | p04044 | Accepted | _, _, *S = open(0).read().split()
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> |
s522789387 | p04044 | Accepted | N, L = map(int, input().split())
a = []
for i in range(N):
a.append(input())
a.sort()
for i in range(N):
print(a[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> |
s302464497 | 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 math import gcd
from itertools import combinations,permutations,accumulate, product # (string,3) 3回
#from collections import deque
from collections import deque,defaultdict,Counter
import decimal
import re
import math
import bisect
import heapq
#
#
#
# pythonで無理なときは、pypyでやると正解するかも！！
#
#
# my_round_int = lambda x:np.round((x*2 + 1)//2)
# 四捨五入g
#
# インデックス系
# int min_y = max(0, i - 2), max_y = min(h - 1, i + 2);
# int min_x = max(0, j - 2), max_x = min(w - 1, j + 2);
#
#
import sys
sys.setrecursionlimit(10000000)
mod = 10**9 + 7
#mod = 9982443453
#mod = 998244353
INF = float('inf')
from sys import stdin
readline = stdin.readline
def readInts():
return list(map(int,readline().split()))
def readTuples():
return tuple(map(int,readline().split()))
def I():
return int(readline())
n,l = readInts()
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> |
s365605665 | 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> |
s681391970 | p04044 | Accepted | n,l = map(int, input().split())
print("".join(sorted([input() for _ in range(n)]))) | 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> |
s647340762 | p04044 | Accepted | n, l = map(int, input().split())
sl = sorted(list(input() for _ in range(n)))
print(*sl, 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> |
s794620444 | p04044 | Accepted | N,L = map(int,input().split())
S = sorted([input().strip() 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> |
s718856768 | 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> |
s727993226 | 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> |
s485212663 | p04044 | Accepted | n, l = map(int, input().split())
S =[str(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> |
s254633347 | p04044 | Accepted | from typing import List
def answer(n: int, l: int, s: List[str]) -> str:
return ''.join(sorted(s))
def main():
n, l = map(int, input().split())
s = [input() for _ in range(n)]
print(answer(n, l, 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> |
s614813165 | p04044 | Accepted | n,l = map(int,input().split())
s = [input() for _ in range(n)]
an = ''
for _ in range(n):
an += min(s)
s.remove(min(s))
print(an) | 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> |
s861647742 | p04044 | Accepted | from collections import Counter
import math
import statistics
import itertools
a,b=map(int,input().split())
# b=input()
# c=[]
# for i in a:
# c.append(int(i))
# A,B,C= map(int,input().split())
# f = list(map(int,input().split()))
#g = [list(map(lambda x: '{}'.format(x), list(input()))) for _ in range(a)]
# h = []
# for i in range(a):
# h.append(list(map(int,input().split())))
# a = [[0] for _ in range(H)]#nizigen
lis=[input() for i in range(a)]
ra=a-1
for i in range(ra):
for k in range(ra-i):
if lis[k]>lis[k+1]:
a=lis[k]
lis[k]=lis[k+1]
lis[k+1]=a
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> |
s662276332 | p04044 | Accepted | n,l = map(int,input().split())
s = [input() for _ in range(n)]
ans = sorted(s)
print(''.join(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> |
s047588922 | 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> |
s883997465 | p04044 | Accepted | n, l = map(int, input().split())
s = [input() for _ in range(n)]
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> |
s595181061 | p04044 | Accepted | import math
from datetime import date
def main():
line = input().split()
n = int(line[0])
k = int(line[1])
a = []
for i in range(n):
s = input()
a.append(s)
ans = "";
for x in sorted(a):
ans += x
print(ans)
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> |
s539073948 | p04044 | Accepted | N, L = map(int, input().split())
w = []
for _ in range(N):
w.append(input())
w.sort()
print("".join(w)) | 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> |
s743493667 | 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> |
s214951424 | p04044 | Accepted | N, L = map(int, input().split())
S = []
for n in range(N):
s = input()
S.append(s)
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> |
s613453803 | p04044 | Accepted | N,L=map(int,input().split())
S=[]
for i in range(N):
S.append(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> |
s824532032 | p04044 | Accepted | N, L = map(int, input().split())
text_list = [input() for _ in range(N)]
sorted_list = sorted(text_list)
print(''.join(sorted_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> |
s121378141 | p04044 | Accepted | #!/usr/bin/env python3
def main():
n, l = map(int, input().split())
s = sorted([input() for i in range(n)])
print("".join(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> |
s157446369 | p04044 | Accepted | N, L = map(int,input().split())
l = list()
for i in range(N):
l.append(input())
print(*sorted(l),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> |
s283273375 | p04044 | Accepted | n, l = map(int, input().split())
s = []
for i in range(n):
s.append(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> |
s548092810 | p04044 | Accepted | def main():
N, L = map(int, input().split())
Sn = [input() for i in range(N)]
Sn2 = sorted(Sn)
ans = ""
for val in Sn2 :
ans = ans + val
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> |
s006775050 | p04044 | Accepted | N, L = map(int, input().split())
S = [str(input()) for i in range(N)]
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> |
s556061159 | p04044 | Accepted | n,k=map(int,input().split())
w=[]
for i in range(n):
w.append(input())
w.sort()
print(''.join(w))
| 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> |
s036933521 | p04044 | Accepted | N,L=list(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> |
s061186972 | p04044 | Accepted | # N、Lの入力受付
N, L = map(int, input().split())
# N回連続で入力文字列を受付
S = []
for i in range(N):
S.append(input())
# S内をソート
S.sort()
# Sの要素を結合
result = ""
for i in range(N):
result = result + S[i]
# resultを出力
print(result)
| 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> |
s582313022 | p04044 | Accepted | N, L = map(int, input().split())
S = [input() for i in range(N)]
S_sorted = sorted(S)
Word = ''.join(S_sorted)
print(Word) | 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> |
s880021830 | p04044 | Accepted | n, l = map(int, input().split())
s_l = [ str(input()) for _ in range(n) ]
s_l = sorted(s_l)
print(''.join(s_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> |
s021595444 | 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> |
s193585873 | 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> |
s886383991 | 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 math import gcd
from itertools import combinations,permutations,accumulate, product # (string,3) 3回
#from collections import deque
from collections import deque,defaultdict,Counter
import decimal
import re
import math
import bisect
import heapq
#
#
#
# pythonで無理なときは、pypyでやると正解するかも！！
#
#
# my_round_int = lambda x:np.round((x*2 + 1)//2)
# 四捨五入g
#
# インデックス系
# int min_y = max(0, i - 2), max_y = min(h - 1, i + 2);
# int min_x = max(0, j - 2), max_x = min(w - 1, j + 2);
#
#
import sys
sys.setrecursionlimit(10000000)
mod = 10**9 + 7
#mod = 9982443453
#mod = 998244353
INF = float('inf')
from sys import stdin
readline = stdin.readline
def readInts():
return list(map(int,readline().split()))
def readTuples():
return tuple(map(int,readline().split()))
def I():
return int(readline())
n,l = readInts()
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> |
s453277081 | p04044 | Accepted | n, l = map(int, input().split())
sl = list(input() for _ in range(n))
sl_s = sorted(sl)
print(*sl_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> |
s662286231 | 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> |
s924446334 | p04044 | Accepted | N,L = map(int,input().split())
print("".join(sorted([input().strip() for _ in range(N)]))) | 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> |
s844133869 | 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> |
s226489182 | p04044 | Accepted | n,l = map(int, input().split())
S = [str(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> |
s839567406 | 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> |
s989461410 | p04044 | Accepted | n,l=map(int,input().split())
S=sorted([input() for i in range(n)])
for s in S:
print(s,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> |
s050728262 | p04044 | Accepted | a,b=map(int,input().split())
l=[]
for i in range(a):
a=input()
l.append(a)
print("".join(map(str,sorted(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> |
s674743359 | p04044 | Accepted | N,L,*Ss =open(0).read().split()
ans = ""
for s in sorted(Ss):
ans+=s
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> |
s895884355 | p04044 | Accepted | def main():
N, L = map(int, input().split())
S = []
for i in range(N):
s = input()
S.append(s)
S.sort()
ans = ''.join(S)
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> |
s186002179 | p04044 | Accepted | n, l = map(int,input().split())
lw=[]
for i in range(n):
lw.append(input())
lw.sort()
print("".join(lw)) | 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> |
s425115235 | p04044 | Accepted | n,l = map(int,input().split())
s = [input() for i in range(n)]
s.sort()
ans = ""
for i in s:
ans = "".join([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> |
s544091988 | p04044 | Accepted | n, l = map(int,input().split())
a = []
for i in range(n):
a.append(input())
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> |
s596850844 | p04044 | Accepted | nl = input().split()
N = int(nl[0])
L = int(nl[1])
lst = []
for i in range(N):
lst.append(input())
lst.sort()
ans = ''
for s in lst:
ans += s
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> |
s824563112 | p04044 | Accepted | from sys import stdin, stdout
from time import perf_counter
import sys
sys.setrecursionlimit(10**9)
mod = 10**9+7
# import sys
# sys.stdout = open("e:/cp/output.txt","w")
# sys.stdin = open("e:/cp/input.txt","r")
n,l = map(int,input().split())
a = [input() for item in range(n)]
b = sorted(a)
print(''.join(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> |
s387555470 | p04044 | Accepted | # -*- coding: utf-8 -*-
if __name__ == "__main__":
N, L = map(int, input().split())
si = []
for i in range(N):
si.append(str(input()))
si.sort()
print(''.join(si))
| 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> |
s147227683 | p04044 | Accepted | n,l = map(int,input().split())
s = []
for i in range(n):
s.append(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> |
s777842317 | p04044 | Accepted | #NとLを入力
N, L = map(int, input().split())
# 空のリストを生成
S = []
#入力
for i in range(N):
array = input()
S.append(array)
#辞書順に並べ替え
S.sort()
#pythonのリストの出力では[と,が出力されるので取る
S=''.join(S)
#出力
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> |
s609877218 | p04044 | Accepted | n,l = map(int, input().split())
string_list =[input() for i in range(n)]
string_list.sort()
ans = string_list[0]
for i in range(1,n):
ans += string_list[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> |
s647168900 | p04044 | Accepted | n,l = map(int,input().split())
arr = []
for i in range(n):
arr.append(input())
arr.sort()
print(''.join(arr)) | 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> |
s230430181 | p04044 | Accepted | import sys
input = sys.stdin.readline
sys.setrecursionlimit(10 ** 7)
n, l = map(int, input().split())
s = [0] * n
for i in range(n):
s[i] = input().strip()
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> |
s232415194 | p04044 | Accepted | n, l = map(int, input().split())
s = [input() for _ in range(n)]
s = sorted(s)
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> |
s262395834 | p04044 | Accepted | # coding:UTF-8
import sys
def resultSur97(x):
return x % (10 ** 9 + 7)
if __name__ == '__main__':
# ------ 入力 ------#
nl = list(map(int, input().split())) # スペース区切り連続数字
x = nl[0]
sList = [input() for _ in range(x)]
# ------ 処理 ------#
sListSorted = sorted(sList)
out = ""
for s in sListSorted:
out += s
# ------ 出力 ------#
print("{}".format(out))
# if flg == 0:
# print("YES")
# else:
# print("NO")
| 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> |
s187339268 | p04044 | Accepted | a,b=map(int,input().split())
s=[]
for i in range(a):
s.append(input())
s.sort()
for i in range(a):
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> |
s224120142 | p04044 | Accepted | n,l=map(int,input().split())
li=[input() for i in range(n)]
sortli=sorted(li)
print(''.join(sortli)) | 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> |
s736556031 | p04044 | Accepted | n, l = map(int, input().split())
s = []
for i in range(n):
s.append(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> |
s014569858 | p04044 | Accepted | n, l = map(int, input().split())
strList = []
for _ in range(0, n):
strList.append(input())
strList.sort()
ans = ""
for i in range(0, n):
ans += strList[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> |
s897001658 | 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> |
s107455952 | p04044 | Accepted | # -*- coding: utf-8 -*-
n,l = map(int,input().split())
s = [input() for i in range(n)]
s = sorted(s)
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> |
s078366742 | p04044 | Accepted | n,l = map(int,input().split())
strings = []
for _ in range(n):
s = input()
strings.append(s)
strings.sort()
ans = ''
for string in strings:
ans += string
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> |
s186433692 | p04044 | Accepted | if __name__ == "__main__":
N, L = map(int,input().split())
di = list()
for i in range(N):
di.append(input())
copy = sorted(di)
ans =''.join(copy)
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> |
s428081683 | p04044 | Accepted | n,l = map(int, input().split())
s = []
for _ in range(n):
s.append(input())
print(*sorted(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> |
s436151197 | p04044 | Accepted | n, l = map(int, input().split())
ans = [str(input()) for _ in range(n)]
ans.sort()
print("".join(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> |
s366758511 | p04044 | Accepted | n,l = [int(x) for x in input().split()]
ss = [ input() for x in range(n)]
#print(ss)
ss.sort()
#print(ss)
print(''.join(ss)) | 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> |
s035717837 | p04044 | Accepted | n, l = map(int, input().split())
a = list(input() for i in range(n))
ans = ''
for i in sorted(a):
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> |
s211120570 | p04044 | Accepted | import sys
sys.setrecursionlimit(4100000)
import math
import itertools
INF = float('inf')
from heapq import heapify, heappop, heappush
import collections
import bisect
def main():
n,l = map(int, input().split())
array = [input() for _ in range(n)]
array.sort()
print(''.join(array))
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> |
s802715647 | p04044 | Accepted | import sys
import math
#https://atcoder.jp/contests/agc008/submissions/15248942
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 = []
for _ in range(N):
S.append(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> |
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