wrong_submission_id stringlengths 10 10 | problem_id stringlengths 6 6 | user_id stringlengths 10 10 | time_limit float64 1k 8k | memory_limit float64 131k 1.05M | wrong_status stringclasses 2
values | wrong_cpu_time float64 10 40k | wrong_memory float64 2.94k 3.37M | wrong_code_size int64 1 15.5k | problem_description stringlengths 1 4.75k | wrong_code stringlengths 1 6.92k | acc_submission_id stringlengths 10 10 | acc_status stringclasses 1
value | acc_cpu_time float64 10 27.8k | acc_memory float64 2.94k 960k | acc_code_size int64 19 14.9k | acc_code stringlengths 19 14.9k |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
s495675854 | p03160 | u268793453 | 2,000 | 1,048,576 | Wrong Answer | 2,211 | 1,783,096 | 773 | There are N stones, numbered 1, 2, \ldots, N. For each i (1 \leq i \leq N), the height of Stone i is h_i. There is a frog who is initially on Stone 1. He will repeat the following action some number of times to reach Stone N: * If the frog is currently on Stone i, jump to Stone i + 1 or Stone i + 2. Here, a cost of... | n = int(input())
A = [int(i) for i in input().split()]
DP = [[0] * n for i in range(n)]
if n % 2 == 1:
for i in range(n):
DP[i][i] = A[i]
else:
for i in range(n):
DP[i][i] = -A[i]
for i in range(1, n):
for l in range(n-i):
if (n - i) % 2 == 1:
DP[l][l+i] = max(DP[l+1][l... | s021728595 | Accepted | 210 | 14,052 | 265 | n = int(input())
H = [int(i) for i in input().split()]
INF = 10 ** 18
DP = [INF] * n
DP[0] = 0
for i in range(n-1):
DP[i+1] = min(DP[i+1], DP[i] + abs(H[i+1] - H[i]))
if i + 2 < n:
DP[i+2] = min(DP[i+2], DP[i] + abs(H[i+2] - H[i]))
print(DP[n-1]) |
s942973135 | p03399 | u523781418 | 2,000 | 262,144 | Wrong Answer | 17 | 2,940 | 107 | You planned a trip using trains and buses. The train fare will be A yen (the currency of Japan) if you buy ordinary tickets along the way, and B yen if you buy an unlimited ticket. Similarly, the bus fare will be C yen if you buy ordinary tickets along the way, and D yen if you buy an unlimited ticket. Find the minimu... | a=int(input())
b=int(input())
c=int(input())
d=int(input())
if a+d>b+c:
print(a+d)
else:
print(b+c) | s199581698 | Accepted | 19 | 3,060 | 155 | a=int(input())
b=int(input())
c=int(input())
d=int(input())
temp=0
if a<b:
temp+=a
else:
temp+=b
if c<d:
temp+=c
else:
temp+=d
print(temp)
|
s023504055 | p03486 | u417835834 | 2,000 | 262,144 | Wrong Answer | 17 | 3,064 | 294 | You are given strings s and t, consisting of lowercase English letters. You will create a string s' by freely rearranging the characters in s. You will also create a string t' by freely rearranging the characters in t. Determine whether it is possible to satisfy s' < t' for the lexicographic order. | str_list1 = list(input())
str_list2 = list(input())
str_list2_inv = [i for i in sorted(str_list2)[::-1]]
str1 = ''.join(sorted(str_list1))
str2 = ''.join(str_list2_inv)
print(str1,str2)
if str1 == str2:
print('No')
elif sorted([str1,str2])[0] == str1:
print('Yes')
else:
print('No') | s847482695 | Accepted | 17 | 3,064 | 277 | str_list1 = list(input())
str_list2 = list(input())
str_list2_inv = [i for i in sorted(str_list2)[::-1]]
str1 = ''.join(sorted(str_list1))
str2 = ''.join(str_list2_inv)
if str1 == str2:
print('No')
elif sorted([str1,str2])[0] == str1:
print('Yes')
else:
print('No') |
s628708057 | p02608 | u358859892 | 2,000 | 1,048,576 | Wrong Answer | 425 | 9,296 | 270 | Let f(n) be the number of triples of integers (x,y,z) that satisfy both of the following conditions: * 1 \leq x,y,z * x^2 + y^2 + z^2 + xy + yz + zx = n Given an integer N, find each of f(1),f(2),f(3),\ldots,f(N). | n = int(input())
ans = [0] * (n+1)
for i in range(1, 100):
for j in range(1, 100):
for k in range(1, 100):
tmp = i*i + j*j * k*k + i*j + j*k + i*k
if tmp <= n:
ans[tmp] += 1
for i in range(1, n+1):
print(ans[i])
| s706250373 | Accepted | 434 | 9,128 | 270 | n = int(input())
ans = [0] * (n+1)
for i in range(1, 100):
for j in range(1, 100):
for k in range(1, 100):
tmp = i*i + j*j + k*k + i*j + j*k + i*k
if tmp <= n:
ans[tmp] += 1
for i in range(1, n+1):
print(ans[i])
|
s076805920 | p03485 | u227085629 | 2,000 | 262,144 | Wrong Answer | 17 | 2,940 | 58 | You are given two positive integers a and b. Let x be the average of a and b. Print x rounded up to the nearest integer. | import math
a,b = map(int, input().split())
print((a+b)/2) | s099960732 | Accepted | 17 | 2,940 | 70 | import math
a,b = map(int, input().split())
print(math.ceil((a+b)/2))
|
s346581251 | p02600 | u140986701 | 2,000 | 1,048,576 | Wrong Answer | 30 | 9,192 | 328 | M-kun is a competitor in AtCoder, whose highest rating is X. In this site, a competitor is given a _kyu_ (class) according to his/her highest rating. For ratings from 400 through 1999, the following kyus are given: * From 400 through 599: 8-kyu * From 600 through 799: 7-kyu * From 800 through 999: 6-kyu * Fr... | x=int(input())
if(x<=400 and x>=599):
print("8")
elif(x<=600 and x>=799):
print("7")
elif(x<=800 and x>=999):
print("6")
elif(x<=1000 and x>=1199):
print("5")
elif(x<=1200 and x>=1399):
print("4")
elif(x<=1400 and x>=1599):
print("3")
elif(x<=1600 and x>=1799):
print("2")
elif(x<=1800 and x>=1999):
prin... | s919030325 | Accepted | 32 | 9,192 | 329 | x=int(input())
if(x>=400 and x<=599):
print("8")
elif(x>=600 and x<=799):
print("7")
elif(x>=800 and x<=999):
print("6")
elif(x>=1000 and x<=1199):
print("5")
elif(x>=1200 and x<=1399):
print("4")
elif(x>=1400 and x<=1599):
print("3")
elif(x>=1600 and x<=1799):
print("2")
elif(x>=1800 and x<=1999):
prin... |
s342384080 | p02417 | u867824281 | 1,000 | 131,072 | Wrong Answer | 20 | 7,544 | 833 | Write a program which counts and reports the number of each alphabetical letter. Ignore the case of characters. | word = input()
word.lower()
print("a",":",word.count("a"))
print("b",":",word.count("b"))
print("c",":",word.count("c"))
print("d",":",word.count("d"))
print("e",":",word.count("e"))
print("f",":",word.count("f"))
print("g",":",word.count("g"))
print("h",":",word.count("h"))
print("i",":",word.count("i"))
print("j",":"... | s435394707 | Accepted | 20 | 7,432 | 163 | import sys
words = str()
data = "abcdefghijklmnopqrstuvwxyz"
for line in sys.stdin:
words += line.lower()
for i in data:
print(i+" : "+str(words.count(i))) |
s122013382 | p03471 | u210545407 | 2,000 | 262,144 | Wrong Answer | 1,048 | 3,064 | 358 | The commonly used bills in Japan are 10000-yen, 5000-yen and 1000-yen bills. Below, the word "bill" refers to only these. According to Aohashi, he received an otoshidama (New Year money gift) envelope from his grandfather that contained N bills for a total of Y yen, but he may be lying. Determine whether such a situat... | n, purpose = map(int, input().split(" "))
resultI = resultJ = resultK = -1
def combiValue(i, j, k):
return 10000 * i + 5000 * j + 1000 * k
for i in range(n+1):
for j in range(n+1-i):
k = n+1 - i - j
if combiValue(i, j, k) == purpose:
resultI = i
resultJ = j
resultK = k
print("{0} {1} {... | s808895559 | Accepted | 989 | 3,060 | 356 | n, purpose = map(int, input().split(" "))
resultI = resultJ = resultK = -1
def combiValue(i, j, k):
return 10000 * i + 5000 * j + 1000 * k
for i in range(n+1):
for j in range(n+1-i):
k = n - i - j
if combiValue(i, j, k) == purpose:
resultI = i
resultJ = j
resultK = k
print("{0} {1} {2}... |
s141735244 | p03048 | u626337957 | 2,000 | 1,048,576 | Wrong Answer | 1,459 | 9,056 | 182 | Snuke has come to a store that sells boxes containing balls. The store sells the following three kinds of boxes: * Red boxes, each containing R red balls * Green boxes, each containing G green balls * Blue boxes, each containing B blue balls Snuke wants to get a total of exactly N balls by buying r red boxes, g... | R, G, B, N = map(int, input().split())
answer = 0
for r in range(R):
for g in range(G):
if r + g > N or N - r - g > B:
continue
else:
answer += 1
print(answer) | s037749901 | Accepted | 1,645 | 9,100 | 221 | R, G, B, N = map(int, input().split())
answer = 0
for r in range(N//R+1):
for g in range(N//G+1):
if r*R + g*G > N:
break
elif (N-r*R-g*G)%B != 0:
continue
else:
answer += 1
print(answer)
|
s664741226 | p03435 | u977349332 | 2,000 | 262,144 | Wrong Answer | 17 | 3,060 | 233 | We have a 3 \times 3 grid. A number c_{i, j} is written in the square (i, j), where (i, j) denotes the square at the i-th row from the top and the j-th column from the left. According to Takahashi, there are six integers a_1, a_2, a_3, b_1, b_2, b_3 whose values are fixed, and the number written in the square (i, j) ... | c = [list(map(int, input().split())) for _ in range(3)]
a2 = c[1][0] - c[0][0]
a3 = c[2][0] - c[0][0]
if any(c[1][x] != a2 + c[1][x] for x in [1, 2]) or any(c[2][x] != a3 + c[1][x] for x in [0, 2]):
print('No')
else:
print('Yes')
| s077960215 | Accepted | 18 | 3,064 | 234 | c = [list(map(int, input().split())) for _ in range(3)]
a2 = c[1][0] - c[0][0]
a3 = c[2][0] - c[0][0]
if any(c[1][x] != a2 + c[0][x] for x in [1, 2]) or any(c[2][x] != a3 + c[0][x] for x in [1, 2]):
print('No')
else:
print('Yes')
|
s536149877 | p02396 | u675844759 | 1,000 | 131,072 | Wrong Answer | 130 | 7,624 | 100 | In the online judge system, a judge file may include multiple datasets to check whether the submitted program outputs a correct answer for each test case. This task is to practice solving a problem with multiple datasets. Write a program which reads an integer x and print it as is. Note that multiple datasets are give... | cnt = 0
num = int(input())
while num != 0:
print('Case {0}: {1}', ++cnt, num)
num = int(input()) | s104989470 | Accepted | 50 | 7,292 | 141 | import sys
cnt = 1
while 1:
num=sys.stdin.readline().strip()
if num == "0":
break
print('Case {0}: {1}'.format(cnt, num))
cnt+=1 |
s654284089 | p03565 | u530786533 | 2,000 | 262,144 | Wrong Answer | 17 | 3,064 | 414 | E869120 found a chest which is likely to contain treasure. However, the chest is locked. In order to open it, he needs to enter a string S consisting of lowercase English letters. He also found a string S', which turns out to be the string S with some of its letters (possibly all or none) replaced with `?`. One mo... | s = input()
t = input()
if (len(s) < len(t)):
print('UNRESTORABLE')
exit()
ns = len(s)
nt = len(t)
for i in range(0, ns-nt+1):
x = s[i:i+nt]
ok = 1
for j in range(nt):
if (t[j] != x[j] and x[j] != '?'):
ok = 0
break
if (ok == 1):
ss = s[0:i] + t
if (i+nt < ns):
... | s095748561 | Accepted | 17 | 3,060 | 339 | s = input()
t = input()
ns = len(s)
nt = len(t)
for i in range(ns-nt, -1, -1):
x = s[i:i+nt]
for j in range(nt+1):
if (j == nt):
ss = s[:i] + t + s[i+nt:]
print(ss.replace('?', 'a'))
exit()
if (x[j] == '?'):
continue
elif (x[j] != t[j]):
break
pri... |
s068663143 | p03671 | u902380746 | 2,000 | 262,144 | Wrong Answer | 18 | 3,060 | 247 | Snuke is buying a bicycle. The bicycle of his choice does not come with a bell, so he has to buy one separately. He has very high awareness of safety, and decides to buy two bells, one for each hand. The store sells three kinds of bells for the price of a, b and c yen (the currency of Japan), respectively. Find the m... | import sys
import math
import bisect
def main():
A = input().split()
B = []
for i in range(len(A)):
for j in range(i + 1, len(A)):
B.append(A[i] + A[j])
print(min(B))
if __name__ == "__main__":
main()
| s686837830 | Accepted | 18 | 2,940 | 165 | import sys
import math
import bisect
def main():
A = list(map(int, input().split()))
A.sort()
print(sum(A[0:2]))
if __name__ == "__main__":
main()
|
s645197082 | p03544 | u623819879 | 2,000 | 262,144 | Wrong Answer | 18 | 2,940 | 76 | It is November 18 now in Japan. By the way, 11 and 18 are adjacent Lucas numbers. You are given an integer N. Find the N-th Lucas number. Here, the i-th Lucas number L_i is defined as follows: * L_0=2 * L_1=1 * L_i=L_{i-1}+L_{i-2} (i≥2) | n=int(input())
a=[2,1]
for i in range(n-2):
a+=[sum(a[-2:])]
print(a[n-1]) | s178655578 | Accepted | 17 | 2,940 | 73 | n=int(input())
a=[2,1]
for i in range(n):
a+=[sum(a[-2:])]
print(a[n])
|
s973936559 | p03493 | u382303205 | 2,000 | 262,144 | Wrong Answer | 17 | 2,940 | 25 | Snuke has a grid consisting of three squares numbered 1, 2 and 3. In each square, either `0` or `1` is written. The number written in Square i is s_i. Snuke will place a marble on each square that says `1`. Find the number of squares on which Snuke will place a marble. | print(input().count("0")) | s650114929 | Accepted | 17 | 2,940 | 25 | print(input().count("1")) |
s507814954 | p03679 | u973108807 | 2,000 | 262,144 | Wrong Answer | 18 | 3,060 | 124 | Takahashi has a strong stomach. He never gets a stomachache from eating something whose "best-by" date is at most X days earlier. He gets a stomachache if the "best-by" date of the food is X+1 or more days earlier, though. Other than that, he finds the food delicious if he eats it not later than the "best-by" date. Ot... | x,a,b = map(int, input().split())
if a < b:
print('delicious')
elif a + x <= b:
print('safe')
else:
print('dangerous') | s231989658 | Accepted | 17 | 2,940 | 125 | x,a,b = map(int, input().split())
if a >= b:
print('delicious')
elif a + x >= b:
print('safe')
else:
print('dangerous') |
s038460254 | p02972 | u202570162 | 2,000 | 1,048,576 | Wrong Answer | 1,404 | 53,448 | 818 | There are N empty boxes arranged in a row from left to right. The integer i is written on the i-th box from the left (1 \leq i \leq N). For each of these boxes, Snuke can choose either to put a ball in it or to put nothing in it. We say a set of choices to put a ball or not in the boxes is good when the following con... | #AGC018-A
if False:
import fractions
N,K=map(int,input().split())
A=[int(i) for i in input().split()]
MAX=max(A)
GCD=A[0]
for a in A:
GCD=fractions.gcd(a,GCD)
if K%GCD==0 and K<=MAX:
print('POSSIBLE')
else:
print('IMPOSSIBLE')
#ABC134-D
if True:
M=int(input(... | s999142794 | Accepted | 1,698 | 62,616 | 1,065 | #ABC134-D
if True:
N=int(input())
A=[int(i) for i in input().split()]
fact=[[1] for i in range(N)]
for i in range(2,N+1):
k=2
while k*i<=N:
fact[k*i-1].append(i)
k+=1
# print(fact)
SUM=[0 for i in range(N)]
ANS=[]
for i in reversed(range(N)):
... |
s754485478 | p02401 | u606989659 | 1,000 | 131,072 | Wrong Answer | 20 | 7,528 | 287 | Write a program which reads two integers a, b and an operator op, and then prints the value of a op b. The operator op is '+', '-', '*' or '/' (sum, difference, product or quotient). The division should truncate any fractional part. | while True:
a, op, b = map(str,input().split())
if op == '+':
print(int(a) + int(b))
elif op == '-':
print(int(a) - int(b))
elif op == '*':
print(int(a) * int(b))
elif op == '/':
print(int(a) / int(b))
elif op == '?':
break | s322566324 | Accepted | 20 | 7,504 | 288 | while True:
a, op, b = map(str,input().split())
if op == '+':
print(int(a) + int(b))
elif op == '-':
print(int(a) - int(b))
elif op == '*':
print(int(a) * int(b))
elif op == '/':
print(int(a) // int(b))
elif op == '?':
break |
s639462714 | p03599 | u667024514 | 3,000 | 262,144 | Wrong Answer | 124 | 3,188 | 686 | Snuke is making sugar water in a beaker. Initially, the beaker is empty. Snuke can perform the following four types of operations any number of times. He may choose not to perform some types of operations. * Operation 1: Pour 100A grams of water into the beaker. * Operation 2: Pour 100B grams of water into the bea... | a ,b ,c ,d ,e ,f = map(int,input().split())
water = set()
sugar = set()
cou = 0
co = 0
for i in range(f//b):
cou = 0
while 100 * b * i + 100 * a * cou <= f:
water.add(100 * b * i + 100 * a * cou)
cou += 1
water = sorted(water)
print(water)
for i in range(f//d):
cow = 0
while d * i + c ... | s807184162 | Accepted | 132 | 3,188 | 662 | a ,b ,c ,d ,e ,f = map(int,input().split())
water = set()
sugar = set()
cou = 0
co = 0
for i in range(f//b):
cou = 0
while 100 * b * i + 100 * a * cou <= f:
water.add(100 * b * i + 100 * a * cou)
cou += 1
water = sorted(water)
for i in range(f//d):
cow = 0
while d * i + c * cow <= f:
... |
s411332911 | p03730 | u349444371 | 2,000 | 262,144 | Wrong Answer | 17 | 2,940 | 185 | We ask you to select some number of positive integers, and calculate the sum of them. It is allowed to select as many integers as you like, and as large integers as you wish. You have to follow these, however: each selected integer needs to be a multiple of A, and you need to select at least one integer. Your objecti... | a,b,c=map(int,input().split())
if a%2==0 and b%2==0 and c%2==1:
print("NO")
else:
print("Yes") | s015784306 | Accepted | 17 | 2,940 | 218 | a,b,c=map(int,input().split())
x=0
for i in range(1,b+1):
if i*a%b==c:
x+=1
if x==0:
print("NO")
else:
print("YES") |
s121514586 | p02410 | u711765449 | 1,000 | 131,072 | Wrong Answer | 30 | 7,768 | 431 | Write a program which reads a $ n \times m$ matrix $A$ and a $m \times 1$ vector $b$, and prints their product $Ab$. A column vector with m elements is represented by the following equation. \\[ b = \left( \begin{array}{c} b_1 \\\ b_2 \\\ : \\\ b_m \\\ \end{array} \right) \\] A $n \times m$ matrix with $m$ column ve... | # -*- coding:utf-8 -*-
row, col = map(int,input().split())
mat = [[0 for i2 in range(col)] for i1 in range(row)]
for i in range(row):
mat[i] = list(map(float,input().split()))
vec = [0 for i in range(col)]
for i in range(col):
vec[i] = float(input())
result = [0 for i in range(col)]
for i in range(row):
... | s027883107 | Accepted | 20 | 7,960 | 413 | row, col = map(int,input().split())
mat = [[0 for i2 in range(col)] for i1 in range(row)]
for i in range(row):
mat[i] = list(map(float,input().split()))
vec = [0 for i in range(col)]
for i in range(col):
vec[i] = float(input())
result = [0 for i in range(row)]
for i in range(row):
for j in range(col):
... |
s008951823 | p03478 | u300269535 | 2,000 | 262,144 | Wrong Answer | 39 | 3,060 | 265 | Find the sum of the integers between 1 and N (inclusive), whose sum of digits written in base 10 is between A and B (inclusive). | n, a, b = map(int, input().split(' '))
count = 0
for i in range(1, n+1):
letter_list = []
for letter in str(i):
letter_list.append(letter)
num_list = list(map(int, letter_list))
if a <= sum(num_list) <= b:
count += 1
print(count)
| s617183209 | Accepted | 41 | 3,060 | 265 | n, a, b = map(int, input().split(' '))
total = 0
for i in range(1, n+1):
letter_list = []
for letter in str(i):
letter_list.append(letter)
num_list = list(map(int, letter_list))
if a <= sum(num_list) <= b:
total += i
print(total)
|
s869152698 | p03827 | u143318682 | 2,000 | 262,144 | Wrong Answer | 17 | 3,064 | 338 | You have an integer variable x. Initially, x=0. Some person gave you a string S of length N, and using the string you performed the following operation N times. In the i-th operation, you incremented the value of x by 1 if S_i=`I`, and decremented the value of x by 1 if S_i=`D`. Find the maximum value taken by x duri... | # -*- coding: utf-8 -*-
N = int(input())
S = input()
I_count = [i for i, x in enumerate(S) if x == 'I']
D_count = [i for i, x in enumerate(S) if x == 'D']
tmp = [0] * N
for i in I_count:
tmp[i] = 1
for i in D_count:
tmp[i] = -1
ans = 0
List = []
for i in range(N):
ans += tmp[i]
List.append(ans)
... | s574350279 | Accepted | 17 | 3,064 | 340 | # -*- coding: utf-8 -*-
N = int(input())
S = input()
I_count = [i for i, x in enumerate(S) if x == 'I']
D_count = [i for i, x in enumerate(S) if x == 'D']
tmp = [0] * N
for i in I_count:
tmp[i] = 1
for i in D_count:
tmp[i] = -1
ans = 0
List = []
for i in range(N):
ans += tmp[i]
List.append(ans)
prin... |
s303418673 | p02406 | u789974879 | 1,000 | 131,072 | Wrong Answer | 20 | 5,456 | 1 | In programming languages like C/C++, a goto statement provides an unconditional jump from the "goto" to a labeled statement. For example, a statement "goto CHECK_NUM;" is executed, control of the program jumps to CHECK_NUM. Using these constructs, you can implement, for example, loops. Note that use of goto statement ... | s343578264 | Accepted | 60 | 5,624 | 534 | n = int(input())
x = 1
y = ""
z = 1
while True:
z = 1
x += 1
if x % 3 == 0:
y += " "
y += str(x)
else:
while True:
b = int(x % 10 ** (z - 1))
a = int((x - b) / 10 ** z)
c = a % 10 ** z
d = a % 10 ** (z - 1)
if a == 3 or ... | |
s992123807 | p02397 | u892219101 | 1,000 | 131,072 | Wrong Answer | 50 | 7,524 | 94 | Write a program which reads two integers x and y, and prints them in ascending order. | while 1:
a,b=map(int,input().split())
if a+b==0:
break
elif a>b:
print(b,a)
print(a,b) | s318999566 | Accepted | 60 | 7,620 | 105 | while 1:
a,b=map(int,input().split())
if a+b==0:
break
elif a>b:
print(b,a)
continue
print(a,b) |
s223782423 | p03672 | u785066634 | 2,000 | 262,144 | Wrong Answer | 17 | 2,940 | 519 | We will call a string that can be obtained by concatenating two equal strings an _even_ string. For example, `xyzxyz` and `aaaaaa` are even, while `ababab` and `xyzxy` are not. You are given an even string S consisting of lowercase English letters. Find the length of the longest even string that can be obtained by del... | l=list(input())
for i in range(len(l)):
del l[-1]
if len(l)%2!=0:
del l[-1]
#print('1',l)
if len(l)%2==0:
if l[:len(l)//2]==l[len(l)//2:]:
#print('2',l,'len(l)',len(l))
... | s174973860 | Accepted | 17 | 2,940 | 503 | l=list(input())
for i in range(len(l)):
del l[-1]
if len(l)%2!=0:
del l[-1]
#print('1',l)
if len(l)%2==0:
if l[:len(l)//2]==l[len(l)//2:]:
print(len(l))
... |
s697506549 | p03130 | u893063840 | 2,000 | 1,048,576 | Wrong Answer | 17 | 2,940 | 191 | There are four towns, numbered 1,2,3 and 4. Also, there are three roads. The i-th road connects different towns a_i and b_i bidirectionally. No two roads connect the same pair of towns. Other than these roads, there is no way to travel between these towns, but any town can be reached from any other town using these roa... | li = []
for _ in range(3):
li += list(map(int, input().split()))
mx = 0
for i in range(1, 5):
mx = max(mx, li.count(i))
if mx == 3:
ans = "No"
else:
ans = "Yes"
print(ans)
| s746774218 | Accepted | 17 | 2,940 | 191 | li = []
for _ in range(3):
li += list(map(int, input().split()))
mx = 0
for i in range(1, 5):
mx = max(mx, li.count(i))
if mx == 3:
ans = "NO"
else:
ans = "YES"
print(ans)
|
s912757964 | p02235 | u810922275 | 1,000 | 131,072 | Wrong Answer | 20 | 5,600 | 413 | For given two sequences $X$ and $Y$, a sequence $Z$ is a common subsequence of $X$ and $Y$ if $Z$ is a subsequence of both $X$ and $Y$. For example, if $X = \\{a,b,c,b,d,a,b\\}$ and $Y = \\{b,d,c,a,b,a\\}$, the sequence $\\{b,c,a\\}$ is a common subsequence of both $X$ and $Y$. On the other hand, the sequence $\\{b,c,a... | ans=[]
n=int(input("n="))
for i in range(n):
X=input("X=")
Y=input("Y=")
com=[0]
for i in X:
for j in range(len(com)-1,-1,-1):
tmp=X.find(i,com[j])+1
if tmp:
if j+1<len(com):
com[j+1]=min(com[j+1],tmp)
else:
... | s388039487 | Accepted | 4,460 | 5,612 | 401 | ans=[]
n=int(input())
for i in range(n):
X=input()
Y=input()
com=[0]
for i in Y:
for j in range(len(com)-1,-1,-1):
tmp=X.find(i,com[j])
if tmp+1:
if j+1<len(com):
com[j+1]=min(com[j+1],tmp+1)
else:
co... |
s119941012 | p03007 | u360090862 | 2,000 | 1,048,576 | Wrong Answer | 252 | 14,264 | 294 | There are N integers, A_1, A_2, ..., A_N, written on a blackboard. We will repeat the following operation N-1 times so that we have only one integer on the blackboard. * Choose two integers x and y on the blackboard and erase these two integers. Then, write a new integer x-y. Find the maximum possible value of the... | N=int(input())
A=[int(i) for i in input().split()]
B=[]
A=sorted(A)
M=0
for i in range(N):
if i<N//2:
M-=A[i]
else:
M+=A[i]
print(M)
for i in range(N//2):
print(A[i],A[N-i-1])
B.append(A[i]-A[N-i-1])
if N%2==1:
B.append(A[N//2])
B=sorted(B)
for i in range(len(B)-1):
print(B[-1],B[i]) | s562858781 | Accepted | 223 | 14,076 | 273 | N=int(input())
A=[int(i) for i in input().split()]
B=[]
A=sorted(A)
M=0
amin=A[0]
amax=A[-1]
for a in A[1:N-1]:
if a<0:
M-=a
else:
M+=a
print(M-amin+amax)
for a in A[1:N-1]:
if a<0:
print(amax,a)
amax=amax-a
else:
print(amin,a)
amin=amin-a
print(amax,amin) |
s989112122 | p03081 | u198440493 | 2,000 | 1,048,576 | Wrong Answer | 1,768 | 41,364 | 1,151 | There are N squares numbered 1 to N from left to right. Each square has a character written on it, and Square i has a letter s_i. Besides, there is initially one golem on each square. Snuke cast Q spells to move the golems. The i-th spell consisted of two characters t_i and d_i, where d_i is `L` or `R`. When Snuke ca... | n,q=map(int,input().split())
c=input()
s=[input().split() for _ in [0]*q]
def judge(x,opt):
for y in s:
if y[0]==c[x]:
if y[1]=='L':
x-=1
else:
x+=1
if not opt:
if x>=n:
return False
elif ... | s301728111 | Accepted | 1,793 | 41,368 | 1,121 | n,q=map(int,input().split())
c=input()
s=[input().split() for _ in [0]*q]
def judge(x,opt):
for y in s:
if y[0]==c[x]:
if y[1]=='L':
x-=1
else:
x+=1
if not opt:
if x>=n:
return False
elif ... |
s711619944 | p03836 | u350997995 | 2,000 | 262,144 | Wrong Answer | 17 | 3,060 | 189 | Dolphin resides in two-dimensional Cartesian plane, with the positive x-axis pointing right and the positive y-axis pointing up. Currently, he is located at the point (sx,sy). In each second, he can move up, down, left or right by a distance of 1. Here, both the x\- and y-coordinates before and after each movement ... | sx,sy,tx,ty = map(int,input().split())
ans = "U"*(tx-sx)+"R"*(ty-sx)+"D"*(tx-sx)+"L"*(ty-sx)
ans += "L"+"U"*(tx-sx+1)+"R"*(ty-sx+1)+"D"
ans += "R"+"D"*(tx-sx+1)+"L"*(ty-sx+1)+"U"
print(ans) | s618224143 | Accepted | 18 | 3,060 | 189 | sx,sy,tx,ty = map(int,input().split())
ans = "U"*(ty-sy)+"R"*(tx-sx)+"D"*(ty-sy)+"L"*(tx-sx)
ans += "L"+"U"*(ty-sy+1)+"R"*(tx-sx+1)+"D"
ans += "R"+"D"*(ty-sy+1)+"L"*(tx-sx+1)+"U"
print(ans) |
s900603673 | p03415 | u604262137 | 2,000 | 262,144 | Wrong Answer | 17 | 2,940 | 62 | We have a 3×3 square grid, where each square contains a lowercase English letters. The letter in the square at the i-th row from the top and j-th column from the left is c_{ij}. Print the string of length 3 that can be obtained by concatenating the letters in the squares on the diagonal connecting the top-left and bot... | for i in range(2):
sanmoji = input()
print(sanmoji[i]) | s741834075 | Accepted | 17 | 2,940 | 124 | sanmoji=[0]*3
for i in range(3):
sanmoji[i] = input()[i]
moji=""
for i in range(3):
moji += sanmoji[i]
print(moji)
|
s444693788 | p03568 | u225388820 | 2,000 | 262,144 | Wrong Answer | 17 | 2,940 | 97 | We will say that two integer sequences of length N, x_1, x_2, ..., x_N and y_1, y_2, ..., y_N, are _similar_ when |x_i - y_i| \leq 1 holds for all i (1 \leq i \leq N). In particular, any integer sequence is similar to itself. You are given an integer N and an integer sequence of length N, A_1, A_2, ..., A_N. How man... | n=int(input())
a=list(map(int,input().split()))
f=1
for i in a:
if i&1:
f=0
print(3**n-1-f) | s926661146 | Accepted | 18 | 2,940 | 100 | n=int(input())
a=list(map(int,input().split()))
f=1
for i in a:
if i%2==0:
f<<=1
print(3**n-f) |
s591966588 | p02694 | u057668615 | 2,000 | 1,048,576 | Wrong Answer | 23 | 9,156 | 96 | Takahashi has a deposit of 100 yen (the currency of Japan) in AtCoder Bank. The bank pays an annual interest rate of 1 % compounded annually. (A fraction of less than one yen is discarded.) Assuming that nothing other than the interest affects Takahashi's balance, in how many years does the balance reach X yen or abo... | X = int(input())
val = 100
cnt = 0
while val <= X:
val += val//100
cnt += 1
print(cnt)
| s542264602 | Accepted | 24 | 9,152 | 95 | X = int(input())
val = 100
cnt = 0
while val < X:
val += val//100
cnt += 1
print(cnt)
|
s310369692 | p03998 | u539018546 | 2,000 | 262,144 | Wrong Answer | 18 | 3,064 | 401 | Alice, Bob and Charlie are playing _Card Game for Three_ , as below: * At first, each of the three players has a deck consisting of some number of cards. Each card has a letter `a`, `b` or `c` written on it. The orders of the cards in the decks cannot be rearranged. * The players take turns. Alice goes first. * ... | A=input()
B=input()
C=input()
x=A[0]
while (len(A)!=0)or(len(B)!=0)or (len(C)!=0):
if x =="a":
x=A[0]
A=A[1:]
if A=="":
print("A")
exit()
elif x=="b":
x=B[0]
B=B[1:]
if B=="":
print("B")
exit()
else:
x=C... | s352435993 | Accepted | 18 | 3,064 | 417 | A=input()
B=input()
C=input()
x=A[0]
while (len(A)!=0)or(len(B)!=0)or (len(C)!=0):
if x =="a":
if A=="":
print("A")
exit()
x=A[0]
A=A[1:]
elif x=="b":
if B=="":
print("B")
exit()
x=B[0]
B=B[1:]
elif x=... |
s446911017 | p03369 | u625495026 | 2,000 | 262,144 | Wrong Answer | 19 | 2,940 | 145 | In "Takahashi-ya", a ramen restaurant, a bowl of ramen costs 700 yen (the currency of Japan), plus 100 yen for each kind of topping (boiled egg, sliced pork, green onions). A customer ordered a bowl of ramen and told which toppings to put on his ramen to a clerk. The clerk took a memo of the order as a string S. S is ... | s = input()
counter = 0
if s[0] == "○":
counter += 1
if s[1] == "○":
counter += 1
if s[2] == "○":
counter += 1
print(700+100*counter) | s363224456 | Accepted | 16 | 2,940 | 33 | print(700+input().count('o')*100) |
s477407002 | p03438 | u898967808 | 2,000 | 262,144 | Wrong Answer | 30 | 9,020 | 81 | You are given two integer sequences of length N: a_1,a_2,..,a_N and b_1,b_2,..,b_N. Determine if we can repeat the following operation zero or more times so that the sequences a and b become equal. Operation: Choose two integers i and j (possibly the same) between 1 and N (inclusive), then perform the following two ac... | s = input()
if (len(s)+1)//2 == s.count('hi'):
print('Yes')
else:
print('No') | s343534006 | Accepted | 36 | 10,520 | 254 | n = int(input())
A = list(map(int,input().split()))
B = list(map(int,input().split()))
k = sum(B)-sum(A)
cb = sum([a-b for b,a in zip(B,A) if b<a])
ca = sum([(b-a+1)//2 for b,a in zip(B,A) if b>a])
if ca<=k and cb<= k:
print('Yes')
else:
print('No') |
s279136769 | p03455 | u124063060 | 2,000 | 262,144 | Wrong Answer | 17 | 2,940 | 95 | AtCoDeer the deer found two positive integers, a and b. Determine whether the product of a and b is even or odd. | a, b = map(int, input().split())
mul = a*b
if mul==0:
print("Even")
else:
print("Odd") | s321143233 | Accepted | 19 | 2,940 | 97 | a, b = map(int, input().split())
mul = a*b
if mul%2==0:
print("Even")
else:
print("Odd") |
s913408187 | p02612 | u590853144 | 2,000 | 1,048,576 | Wrong Answer | 28 | 9,140 | 28 | We will buy a product for N yen (the currency of Japan) at a shop. If we use only 1000-yen bills to pay the price, how much change will we receive? Assume we use the minimum number of bills required. | a=int(input())
print(a%1000) | s124018025 | Accepted | 33 | 9,156 | 40 | a=int(input())
print((1000-a%1000)%1000) |
s088233128 | p03416 | u697696097 | 2,000 | 262,144 | Wrong Answer | 140 | 3,060 | 189 | Find the number of _palindromic numbers_ among the integers between A and B (inclusive). Here, a palindromic number is a positive integer whose string representation in base 10 (without leading zeros) reads the same forward and backward. | a,b=map(int,input().split())
cnt=0
for i in range(a,b+1):
s=str(i)
for j in range(len(s)//2):
same=1
if s[j]!=s[-1*(j+1)]:
same=0
if same==1:
cnt+=1
print(cnt)
| s466690870 | Accepted | 50 | 2,940 | 126 | a,b=map(int,input().split())
cnt=0
for i in range(a,b+1):
s=str(i)
if s[0]==s[-1] and s[1]==s[-2]:
cnt+=1
print(cnt)
|
s900039139 | p03698 | u864453204 | 2,000 | 262,144 | Wrong Answer | 17 | 2,940 | 117 | You are given a string S consisting of lowercase English letters. Determine whether all the characters in S are different. | s = list(input())
n = set(s)
ans = 'yes'
for nn in n:
if s.count(nn):
ans = 'no'
break
print(ans) | s526078965 | Accepted | 17 | 2,940 | 122 | s = list(input())
n = set(s)
ans = 'yes'
for nn in n:
if s.count(nn) != 1:
ans = 'no'
break
print(ans) |
s597222199 | p02418 | u369313788 | 1,000 | 131,072 | Wrong Answer | 20 | 7,336 | 215 | Write a program which finds a pattern $p$ in a ring shaped text $s$. | s = input()
P = input()
e = s + s
x = len(P)
m = 0
count = 0
for i in range(len(s)):
if P == e[m:x]:
count += 1
m += 1
x += 1
if count >= 1:
print("Yes")
else:
print("No") | s814694484 | Accepted | 30 | 7,472 | 199 | s = input()
P = input()
e = s + s
x = len(P)
m = 0
count = 0
for i in range(len(s)):
if P == e[m:x]:
count += 1
m += 1
x += 1
if count >= 1:
print("Yes")
else:
print("No") |
s392502342 | p03471 | u981449436 | 2,000 | 262,144 | Wrong Answer | 2,104 | 3,064 | 381 | The commonly used bills in Japan are 10000-yen, 5000-yen and 1000-yen bills. Below, the word "bill" refers to only these. According to Aohashi, he received an otoshidama (New Year money gift) envelope from his grandfather that contained N bills for a total of Y yen, but he may be lying. Determine whether such a situat... | N, Y = map(int, input().split())
n, m, l = -1, -1, -1
flag = False
for i in range(N, -1, -1):
for j in range(N-i, -1, -1):
for k in range(N-i-j, -1, -1):
if Y == 10000 * i + 5000 * j + 1000 * k:
flag = True
n, m, l = i, j, k
break
if flag:... | s940653868 | Accepted | 839 | 3,060 | 214 | n, y = map(int, input().split())
a, b, c = -1, -1, -1
for i in range(n+1):
for j in range(n-i+1):
k = n - i - j
if 10000*i + 5000*j + 1000*k == y:
a, b, c = i, j, k
print(a, b, c) |
s911840399 | p03577 | u045939752 | 2,000 | 262,144 | Wrong Answer | 17 | 2,940 | 19 | Rng is going to a festival. The name of the festival is given to you as a string S, which ends with `FESTIVAL`, from input. Answer the question: "Rng is going to a festival of what?" Output the answer. Here, assume that the name of "a festival of s" is a string obtained by appending `FESTIVAL` to the end of s. For ex... | print(input()[-8:]) | s115256796 | Accepted | 18 | 2,940 | 19 | print(input()[:-8]) |
s568663960 | p02409 | u222716853 | 1,000 | 131,072 | Wrong Answer | 20 | 5,612 | 788 | You manage 4 buildings, each of which has 3 floors, each of which consists of 10 rooms. Write a program which reads a sequence of tenant/leaver notices, and reports the number of tenants for each room. For each notice, you are given four integers b, f, r and v which represent that v persons entered to room r of fth fl... | num = input()
L = []
house = []
for i in range(int(num)):
k = input().split()
k[0] = int(k[0])
k[1] = int(k[1])
k[2] = int(k[2])
k[3] = int(k[3])
L.append(k)
for i in range(3):
a = ["0","0","0","0","0","0","0","0","0","0","0"]
b = ["0","0","0","0","0","0","0","0","0","0","0"]
c = ["... | s374168280 | Accepted | 20 | 5,620 | 741 | num = input()
L = []
house = []
for i in range(int(num)):
k = input().split()
k[0] = int(k[0])
k[1] = int(k[1])
k[2] = int(k[2])
k[3] = int(k[3])
L.append(k)
for i in range(3):
a = ["","0","0","0","0","0","0","0","0","0","0"]
b = ["","0","0","0","0","0","0","0","0","0","0"]
c = ["",... |
s195687882 | p02795 | u088488125 | 2,000 | 1,048,576 | Wrong Answer | 26 | 9,056 | 82 | We have a grid with H rows and W columns, where all the squares are initially white. You will perform some number of painting operations on the grid. In one operation, you can do one of the following two actions: * Choose one row, then paint all the squares in that row black. * Choose one column, then paint all t... | h=int(input())
w=int(input())
n=int(input())
print(min((h+n-1)//h+1,(w+n-1)//w+1)) | s236110181 | Accepted | 29 | 9,068 | 78 | h=int(input())
w=int(input())
n=int(input())
print(min((n+h-1)//h,(n+w-1)//w)) |
s491373083 | p03544 | u754022296 | 2,000 | 262,144 | Wrong Answer | 17 | 2,940 | 112 | It is November 18 now in Japan. By the way, 11 and 18 are adjacent Lucas numbers. You are given an integer N. Find the N-th Lucas number. Here, the i-th Lucas number L_i is defined as follows: * L_0=2 * L_1=1 * L_i=L_{i-1}+L_{i-2} (i≥2) | n = int(input())
L = [0]*(n+1)
L[0] = 2
L[1] = 1
for i in range(3, n+1):
L[i] = L[i-2] + L[i-1]
print(L[n]) | s055884597 | Accepted | 17 | 2,940 | 112 | n = int(input())
L = [0]*(n+1)
L[0] = 2
L[1] = 1
for i in range(2, n+1):
L[i] = L[i-2] + L[i-1]
print(L[n]) |
s546440773 | p03846 | u875600867 | 2,000 | 262,144 | Wrong Answer | 102 | 20,064 | 674 | There are N people, conveniently numbered 1 through N. They were standing in a row yesterday, but now they are unsure of the order in which they were standing. However, each person remembered the following fact: the absolute difference of the number of the people who were standing to the left of that person, and the nu... | import collections
N = int(input())
A = list(map(int, input().split()))
c = collections.Counter(A)
print(c)
if len(A)%2==0:
if list(c.values()).count(2) == (len(A) // 2 ):
print(len(c.values())**2)
else:
print(0)
else:
if list(c.values()).count(2) == (len(A) // 2 ) and c[0] == 1:
... | s983766646 | Accepted | 57 | 14,812 | 735 | import collections
N = int(input())
A = list(map(int, input().split()))
mod = 10**9+7
c = collections.Counter(A)
if len(A) ==1 and A[0]==0:
print(1)
elif len(A)%2==0:
if list(c.values()).count(2) == (len(A) // 2 ):
print(2**(len(c.values()))%mod)
else:
print(0)
else:
if list(c... |
s063911755 | p02256 | u852112234 | 1,000 | 131,072 | Wrong Answer | 20 | 5,592 | 193 | Write a program which finds the greatest common divisor of two natural numbers _a_ and _b_ | x,y = map(int,input().split())
def swap(x,y):
temp = x
x = y
y = temp
def gcd(x,y):
if x<y:
swap(x,y)
while(x == y):
x = x%y
swap(x,y)
print(x)
| s782571631 | Accepted | 20 | 5,600 | 246 | x,y = map(int,input().split())
def swap(x,y):
temp = x
x = y
y = temp
return(x,y)
def gcd(x,y):
if x < y:
x,y= swap(x,y)
while(x != y and y != 0):
x = x%y
x,y = swap(x,y)
print(x)
gcd(x,y)
|
s458613368 | p03965 | u567434159 | 2,000 | 262,144 | Wrong Answer | 35 | 3,316 | 218 | AtCoDeer the deer and his friend TopCoDeer is playing a game. The game consists of N turns. In each turn, each player plays one of the two _gestures_ , _Rock_ and _Paper_ , as in Rock-paper-scissors, under the following condition: (※) After each turn, (the number of times the player has played Paper)≦(the number of ti... | s = input()
score = 0
toUse = 0
for it in s:
if it == 'g' and toUse > 0:
toUse -= 1
score += 1
continue
if it == 'g':
continue
if toUse > 0:
toUse -= 1
else:
score -=1
print(score)
| s955567651 | Accepted | 40 | 3,316 | 248 | s = input()
score = 0
toUse = 0
for it in s:
if it == 'g' and toUse > 0:
toUse -= 1
score += 1
continue
if it == 'g':
toUse += 1
continue
if toUse > 0:
toUse -= 1
else:
toUse += 1
score -=1
print(score)
|
s528650886 | p03574 | u821251381 | 2,000 | 262,144 | Wrong Answer | 31 | 3,444 | 376 | You are given an H × W grid. The squares in the grid are described by H strings, S_1,...,S_H. The j-th character in the string S_i corresponds to the square at the i-th row from the top and j-th column from the left (1 \leq i \leq H,1 \leq j \leq W). `.` stands for an empty square, and `#` stands for a square con... | H,W = map(int,input().split())
A = []
for i in range(H):
A.append(list(input()))
for h in range(H):
for w in range(W):
if A[h][w] == "#":
print("#",end="")
elif A[h][w] == ".":
c = 0
for i in range(-1,2):
for j in range(-1,2):
if 0<=h+i<=h and 0<=w+j<=w and A[h+i][w+j]=... | s555955238 | Accepted | 35 | 3,444 | 380 | H,W = map(int,input().split())
A = []
for i in range(H):
A.append(list(input()))
for h in range(H):
for w in range(W):
if A[h][w] == "#":
print("#",end="")
elif A[h][w] == ".":
c = 0
for i in range(-1,2):
for j in range(-1,2):
if 0<=h+i<=H-1 and 0<=w+j<=W-1 and A[h+i][w... |
s173075292 | p03228 | u114366889 | 2,000 | 1,048,576 | Wrong Answer | 17 | 3,060 | 178 | In the beginning, Takahashi has A cookies, and Aoki has B cookies. They will perform the following operation alternately, starting from Takahashi: * If the number of cookies in his hand is odd, eat one of those cookies; if the number is even, do nothing. Then, give one-half of the cookies in his hand to the other pe... | A, B, K= map(int, input().split())
for i in range(int(K)):
if A % 2 != 0 :
A += -1
B += A/2
A -= A/2
if B % 2 != 0 :
B+= -1
A += B/2
B -= B/2
print(int(A) , int(B)) | s240275836 | Accepted | 18 | 3,060 | 200 | A, B, K= map(int, input().split())
for i in range(int(K)):
if i % 2 == 0:
if A % 2 != 0 : A += -1
B += A/2
A -= A/2
else:
if B % 2 != 0 : B+= -1
A += B/2
B -= B/2
print(int(A) , int(B)) |
s954596395 | p03679 | u923659712 | 2,000 | 262,144 | Wrong Answer | 18 | 2,940 | 119 | Takahashi has a strong stomach. He never gets a stomachache from eating something whose "best-by" date is at most X days earlier. He gets a stomachache if the "best-by" date of the food is X+1 or more days earlier, though. Other than that, he finds the food delicious if he eats it not later than the "best-by" date. Ot... | x,a,b=map(int,input().split())
if b>=a:
print("delicious")
elif x+a>=b:
print("safe")
else:
print("dangerous")
| s550779648 | Accepted | 17 | 2,940 | 116 | x,a,b=map(int,input().split())
if b<=a:
print("delicious")
elif x+a>=b:
print("safe")
else:
print("dangerous") |
s257924286 | p03578 | u177040005 | 2,000 | 262,144 | Wrong Answer | 2,105 | 36,820 | 407 | Rng is preparing a problem set for a qualification round of CODEFESTIVAL. He has N candidates of problems. The difficulty of the i-th candidate is D_i. There must be M problems in the problem set, and the difficulty of the i-th problem must be T_i. Here, one candidate of a problem cannot be used as multiple problems.... | N = int(input())
D = sorted(list(map(int, input().split())))
M = int(input())
T = sorted(list(map(int, input().split())))
if N < M:
print('No')
else:
ind = 0
for t in T:
for i,d in enumerate(D[ind:]):
if d == t:
# print(ind,D[ind:])
ind += i + 1
... | s760442578 | Accepted | 452 | 57,312 | 340 | import collections
N = int(input())
D = sorted(list(map(int, input().split())))
M = int(input())
T = sorted(list(map(int, input().split())))
DD = collections.Counter(D)
TT = collections.Counter(T)
ch = 1
for t,num_t in TT.items():
num_d = DD[t]
if num_t > num_d:
ch = 0
if ch == 1:
print('YES')
el... |
s125457828 | p04044 | u397942996 | 2,000 | 262,144 | Wrong Answer | 18 | 3,060 | 108 | Iroha has a sequence of N strings S_1, S_2, ..., S_N. The length of each string is L. She will concatenate all of the strings in some order, to produce a long string. Among all strings that she can produce in this way, find the lexicographically smallest one. Here, a string s=s_1s_2s_3...s_n is _lexicographically sm... | N, L = map(int, input().split())
list_a = [str(input()) for i in range(N)]
list_a.sort()
print(list_a[0]) | s182670256 | Accepted | 17 | 3,060 | 182 |
N, L = map(int, input().split())
list_a = [input() for i in range(N)]
list_a.sort()
list_b = "".join(list_a)
print(list_b) |
s309000394 | p03854 | u223904637 | 2,000 | 262,144 | Wrong Answer | 19 | 3,956 | 513 | You are given a string S consisting of lowercase English letters. Another string T is initially empty. Determine whether it is possible to obtain S = T by performing the following operation an arbitrary number of times: * Append one of the following at the end of T: `dream`, `dreamer`, `erase` and `eraser`. | l=list(input())
a=[list('dream'),list('erase')]
b=[list('dreamer'),list('eraser')]
n=len(l)
r=0
while n<=4:
f=0
if n>=6:
if l[len(l)-5:] in a:
l[len(l)-5:]=[]
n-=5
f+=1
if l[len(l)-6:] in b:
l[len(l)-6:]=[]
n-=6
f+=1
eli... | s517454746 | Accepted | 38 | 4,084 | 809 | l=list(input())
a=[list('dream'),list('erase')]
b=[list('eraser')]
c=[list('dreamer')]
n=len(l)
r=0
while n>=5:
f=0
if n>=7:
if l[len(l)-5:] in a:
l[len(l)-5:]=[]
n-=5
f+=1
if l[len(l)-6:] in b:
l[len(l)-6:]=[]
n-=6
f+=1
... |
s483357875 | p03141 | u058861899 | 2,000 | 1,048,576 | Wrong Answer | 383 | 16,100 | 293 | There are N dishes of cuisine placed in front of Takahashi and Aoki. For convenience, we call these dishes Dish 1, Dish 2, ..., Dish N. When Takahashi eats Dish i, he earns A_i points of _happiness_ ; when Aoki eats Dish i, she earns B_i points of happiness. Starting from Takahashi, they alternately choose one dish a... | n = int(input())
a = [0 for i in range(n)]
b = [0 for i in range(n)]
x = [0 for i in range(n)]
for i in range(n):
a[i],b[i]=map(int,input().split())
x[i]=a[i]-b[i]
s=sorted(x,reverse=True)
nu=n//2
mod=n%2
count=0
for i in range(nu+mod):
count+=s[i*2]
print(count) | s673134273 | Accepted | 595 | 25,580 | 446 | n = int(input())
a = [0 for i in range(n)]
b = [0 for i in range(n)]
x = [[0,0,0] for i in range(n)]
for i in range(n):
a[i],b[i]=map(int,input().split())
x[i][0]=abs(a[i]+b[i])
x[i][1]=a[i]
x[i][2]=b[i]
s=sorted(x,reverse=True)
#print(s)
nu=n//2
mod=n%2
count=0
for i in range(nu):
count+=s[... |
s190656032 | p03698 | u806855121 | 2,000 | 262,144 | Wrong Answer | 17 | 2,940 | 103 | You are given a string S consisting of lowercase English letters. Determine whether all the characters in S are different. | S = input()
d = set()
for s in S:
d.add(s)
if len(S) == d:
print('yes')
else:
print('no') | s352501025 | Accepted | 17 | 2,940 | 108 | S = input()
d = set()
for s in S:
d.add(s)
if len(S) == len(d):
print('yes')
else:
print('no') |
s342465320 | p03694 | u657541767 | 2,000 | 262,144 | Wrong Answer | 17 | 2,940 | 131 | It is only six months until Christmas, and AtCoDeer the reindeer is now planning his travel to deliver gifts. There are N houses along _TopCoDeer street_. The i-th house is located at coordinate a_i. He has decided to deliver gifts to all these houses. Find the minimum distance to be traveled when AtCoDeer can star... | n = int(input())
a = list(set(map(int, input().split())))
res = 0
for i in range(len(a) - 1):
res += a[i+1] - a[i]
print(res)
| s127300046 | Accepted | 17 | 2,940 | 129 | n = int(input())
a = list(map(int, input().split()))
a.sort()
res = 0
for i in range(n - 1):
res += a[i+1] - a[i]
print(res)
|
s630533203 | p03455 | u055507189 | 2,000 | 262,144 | Wrong Answer | 17 | 2,940 | 92 | AtCoDeer the deer found two positive integers, a and b. Determine whether the product of a and b is even or odd. | a, b = map(int, input().split())
c = a*b
if c%2 == 0 :
print("even")
else :
print("odd") | s321958555 | Accepted | 17 | 2,940 | 96 | a, b = map(int, input().split())
c = a*b
if c%2 == 0 :
print("Even")
else :
print("Odd") |
s579334578 | p03470 | u923285281 | 2,000 | 262,144 | Wrong Answer | 17 | 3,064 | 243 | An _X -layered kagami mochi_ (X ≥ 1) is a pile of X round mochi (rice cake) stacked vertically where each mochi (except the bottom one) has a smaller diameter than that of the mochi directly below it. For example, if you stack three mochi with diameters of 10, 8 and 6 centimeters from bottom to top in this order, you h... | mochi_list = []
N = int(input())
for i in range(N):
mochi_list.append(int(input()))
last_mochi = 0
count = 0
for mochi in sorted(mochi_list):
if last_mochi == mochi:
break
last_mochi = mochi
count += 1
print(count)
| s845975078 | Accepted | 18 | 2,940 | 283 | # -*- coding: utf-8 -*-
mochi_list = []
N = int(input())
for i in range(N):
d = int(input())
mochi_list.append(d)
last_mochi = 101
count = 0
for mochi in sorted(mochi_list, reverse=True):
if mochi < last_mochi:
count += 1
last_mochi = mochi
print(count)
|
s949916942 | p03943 | u316603606 | 2,000 | 262,144 | Wrong Answer | 27 | 8,924 | 127 | Two students of AtCoder Kindergarten are fighting over candy packs. There are three candy packs, each of which contains a, b, and c candies, respectively. Teacher Evi is trying to distribute the packs between the two students so that each student gets the same number of candies. Determine whether it is possible. Not... | l = input ().split ()
list.sort (l, reverse=True)
a = l[0]
b = l[1]
c = l[2]
if a+b == c:
print ('Yes')
else:
print ('No')
| s200936957 | Accepted | 32 | 9,040 | 133 | l = [int(x) for x in input().split()]
if l[2]==l[0]+l[1] or l[0]==l[1]+l[2] or l[1]==l[0]+l[2]:
print ('Yes')
else:
print ('No')
|
s430225941 | p03862 | u050428930 | 2,000 | 262,144 | Wrong Answer | 113 | 14,132 | 226 | There are N boxes arranged in a row. Initially, the i-th box from the left contains a_i candies. Snuke can perform the following operation any number of times: * Choose a box containing at least one candy, and eat one of the candies in the chosen box. His objective is as follows: * Any two neighboring boxes con... | N,M=map(int,input().split())
s=list(map(int,input().split()))
w=0
if s[0]+s[1]>M and s[1]<M:
s[1]=0
w+=s[0]-M
for i in range(0,N-1):
if s[i]+s[i+1]>M:
w+=s[i]+s[i+1]-M
s[i+1]=M-s[i]
print(w) | s023301002 | Accepted | 107 | 14,068 | 242 | N,M=map(int,input().split())
s=list(map(int,input().split()))
w=0
if s[0]+s[1]>M and s[0]>M:
w+=s[1]+s[0]-M
s[1]=0
s[0]=M
for i in range(0,N-1):
if s[i]+s[i+1]>M:
w+=s[i]+s[i+1]-M
s[i+1]=M-s[i]
print(w) |
s465555686 | p03737 | u765721093 | 2,000 | 262,144 | Wrong Answer | 17 | 2,940 | 53 | You are given three words s_1, s_2 and s_3, each composed of lowercase English letters, with spaces in between. Print the acronym formed from the uppercased initial letters of the words. | a,b,c=input().split()
print((a[0]+a[0]+a[0]).upper()) | s589297575 | Accepted | 17 | 2,940 | 53 | a,b,c=input().split()
print((a[0]+b[0]+c[0]).upper()) |
s925730671 | p03737 | u102126195 | 2,000 | 262,144 | Wrong Answer | 17 | 2,940 | 54 | You are given three words s_1, s_2 and s_3, each composed of lowercase English letters, with spaces in between. Print the acronym formed from the uppercased initial letters of the words. | S = input().split()
print(S[0][0] + S[1][0] + S[2][0]) | s227193118 | Accepted | 17 | 2,940 | 97 | a, b, c = input().split()
print(chr(ord(a[0]) - 32) + chr(ord(b[0]) - 32) + chr(ord(c[0]) - 32))
|
s347761606 | p03679 | u849229491 | 2,000 | 262,144 | Wrong Answer | 17 | 2,940 | 125 | Takahashi has a strong stomach. He never gets a stomachache from eating something whose "best-by" date is at most X days earlier. He gets a stomachache if the "best-by" date of the food is X+1 or more days earlier, though. Other than that, he finds the food delicious if he eats it not later than the "best-by" date. Ot... | x,a,b = map(int,input().split())
if a<=b:
print('delicious')
elif b>(a+x):
print('dangerous')
else:
print('safe') | s411790032 | Accepted | 17 | 2,940 | 125 | x,a,b = map(int,input().split())
if a>=b:
print('delicious')
elif b>(a+x):
print('dangerous')
else:
print('safe') |
s691772605 | p02260 | u285980122 | 1,000 | 131,072 | Wrong Answer | 20 | 5,600 | 858 | Write a program of the Selection Sort algorithm which sorts a sequence A in ascending order. The algorithm should be based on the following pseudocode: SelectionSort(A) 1 for i = 0 to A.length-1 2 mini = i 3 for j = i to A.length-1 4 if A[j] < A[mini] 5 mini = j 6 swap A[... | def selectionSort(A, N):
A = A.split(" ")
change_count = 0
for i in range(N):
minj = i
for j in range(i,N):
if A[j] < A[minj]:
minj = j
if i != minj:
tmp = A[i]
A[i] = A[minj]
A[minj] = tmp
... | s355914011 | Accepted | 20 | 5,600 | 652 | def selectionSort(A, N):
A = list(map(int, A.split(" ")))
change_count = 0
for i in range(N):
minj = i
for j in range(i,N):
if A[j] < A[minj]:
minj = j
if i != minj:
tmp = A[i]
A[i] = A[minj]
A[minj] = tmp
... |
s850277593 | p03555 | u266171694 | 2,000 | 262,144 | Wrong Answer | 17 | 2,940 | 77 | You are given a grid with 2 rows and 3 columns of squares. The color of the square at the i-th row and j-th column is represented by the character C_{ij}. Write a program that prints `YES` if this grid remains the same when rotated 180 degrees, and prints `NO` otherwise. | c1 = list(input())
c2 = list(input())
if c1.reverse() == c2:
print("YES")
| s895650520 | Accepted | 17 | 2,940 | 129 | c1 = list(input())
c2 = list(input())
r1 = c1[::-1]
r2 = c2[::-1]
if c1 == r2 and c2 == r1:
print("YES")
else:
print("NO")
|
s050988260 | p02265 | u535719732 | 1,000 | 131,072 | Wrong Answer | 20 | 5,596 | 362 | Your task is to implement a double linked list. Write a program which performs the following operations: * insert x: insert an element with key x into the front of the list. * delete x: delete the first element which has the key of x from the list. If there is not such element, you need not do anything. * delet... | n = int(input())
dList = []
for _ in range(n):
op = list(map(str,input().split()))
if(op[0] == "insert"):
dList.append(op[1])
elif(op[0] == "delete"):
for j,k in enumerate(dList):
if(op[1] == k):
dList.pop(j)
elif(op[0] == "deleteFirst"):
dList.pop(0)
elif(op[0] == "deleteLast") :
... | s212178274 | Accepted | 770 | 69,740 | 285 |
import collections,sys
def s():
d = collections.deque()
input()
for e in sys.stdin:
if "i"==e[0]: d.appendleft(e[7:-1])
else:
if " "==e[6]:
m = e[7:0-1]
if m in d: d.remove(m)
elif "i"==e[7]: d.popleft()
else: d.pop()
print(*d)
s()
|
s363355901 | p03150 | u102461423 | 2,000 | 1,048,576 | Wrong Answer | 17 | 2,940 | 160 | A string is called a KEYENCE string when it can be changed to `keyence` by removing its contiguous substring (possibly empty) only once. Given a string S consisting of lowercase English letters, determine if S is a KEYENCE string. | S = input()
bl = False
for L in range(8):
T = S[:L] + S[len(S)-L:]
if T == 'keyence':
bl = True
break
answer = 'YES' if bl else 'NO'
print(answer) | s653543222 | Accepted | 17 | 2,940 | 164 | S = input()
bl = False
for L in range(8):
T = S[:L] + S[len(S)-(7-L):]
if T == 'keyence':
bl = True
break
answer = 'YES' if bl else 'NO'
print(answer) |
s760984753 | p02408 | u914146430 | 1,000 | 131,072 | Wrong Answer | 30 | 7,732 | 598 | Taro is going to play a card game. However, now he has only n cards, even though there should be 52 cards (he has no Jokers). The 52 cards include 13 ranks of each of the four suits: spade, heart, club and diamond. | n=int(input())
card_have=[input().split() for i in range(n)]
nums={1,2,3,4,5,6,7,8,9,10,11,12,13}
s_have={int(s[1]) for s in card_have if s[0]=="S"}
h_have={int(h[1]) for h in card_have if h[0]=="H"}
c_have={int(c[1]) for c in card_have if c[0]=="C"}
d_have={int(d[1]) for d in card_have if d[0]=="S"}
s_lost=list(num... | s682988956 | Accepted | 30 | 7,772 | 598 | n=int(input())
card_have=[input().split() for i in range(n)]
nums={1,2,3,4,5,6,7,8,9,10,11,12,13}
s_have={int(s[1]) for s in card_have if s[0]=="S"}
h_have={int(h[1]) for h in card_have if h[0]=="H"}
c_have={int(c[1]) for c in card_have if c[0]=="C"}
d_have={int(d[1]) for d in card_have if d[0]=="D"}
s_lost=list(num... |
s795752415 | p03433 | u086503932 | 2,000 | 262,144 | Wrong Answer | 17 | 2,940 | 59 | E869120 has A 1-yen coins and infinitely many 500-yen coins. Determine if he can pay exactly N yen using only these coins. | print('No')if int(input())%500>int(input())else print('No') | s901691941 | Accepted | 17 | 2,940 | 60 | print('No')if int(input())%500>int(input())else print('Yes') |
s852830314 | p03588 | u642012866 | 2,000 | 262,144 | Wrong Answer | 429 | 9,140 | 147 | A group of people played a game. All players had distinct scores, which are positive integers. Takahashi knows N facts on the players' scores. The i-th fact is as follows: the A_i-th highest score among the players is B_i. Find the maximum possible number of players in the game. | N = int(input())
x = 0
ans = 0
for _ in range(N):
A, B = map(int, input().split())
if A > x:
x = A
ans = B
print(x+ans) | s815996472 | Accepted | 189 | 9,072 | 143 | N = int(input())
x = 0
ans = 0
for _ in range(N):
A, B = map(int, input().split())
if A > x:
x = A
ans = B
print(x+ans) |
s063069995 | p02399 | u075836834 | 1,000 | 131,072 | Wrong Answer | 40 | 7,644 | 50 | Write a program which reads two integers a and b, and calculates the following values: * a ÷ b: d (in integer) * remainder of a ÷ b: r (in integer) * a ÷ b: f (in real number) | a,b = map(int,input().split())
print(a//b,a%b,a/b) | s768278272 | Accepted | 40 | 7,648 | 65 | a,b = map(int,input().split())
print("%d %d %.5f"%(a//b,a%b,a/b)) |
s171178873 | p03140 | u367130284 | 2,000 | 1,048,576 | Wrong Answer | 18 | 3,064 | 361 | You are given three strings A, B and C. Each of these is a string of length N consisting of lowercase English letters. Our objective is to make all these three strings equal. For that, you can repeatedly perform the following operation: * Operation: Choose one of the strings A, B and C, and specify an integer i bet... | N=int(input())
A=list(input())
B=list(input())
C=list(input())
litter=[]
c=0
for s in range(N):
if A[s] and B[s]:
litter.append(A[s])
elif A[s] and C[s]:
litter.append(A[s])
else:
litter.append(B[s])
if litter[s] != A[s]:
c+=1
if litter[s] != B[s]:
c+=1
if... | s006044274 | Accepted | 18 | 3,060 | 149 | N=int(input())
A=list(input())
B=list(input())
C=list(input())
litter=[]
c=0
for s in range(N):
c+=[0,0,1,2][len(set([A[s],B[s],C[s]]))]
print(c) |
s363919940 | p03712 | u756988562 | 2,000 | 262,144 | Wrong Answer | 17 | 3,060 | 160 | You are given a image with a height of H pixels and a width of W pixels. Each pixel is represented by a lowercase English letter. The pixel at the i-th row from the top and j-th column from the left is a_{ij}. Put a box around this image and output the result. The box should consist of `#` and have a thickness of 1. | h,w = map(int,input().split())
for i in range(h+2):
if i == 0 or i == h+1:
print("#"*w)
else:
temp = input()
print("#"+temp+"#") | s514759604 | Accepted | 17 | 3,060 | 201 | h,w = map(int,input().split())
temp = []
for i in range(h):
temp.append("#"+input()+"#")
for i in range(h+2):
if i == 0 or i == h+1:
print("#"*(w+2))
else:
print(temp[i-1]) |
s486813470 | p04012 | u172569352 | 2,000 | 262,144 | Wrong Answer | 17 | 2,940 | 331 | Let w be a string consisting of lowercase letters. We will call w _beautiful_ if the following condition is satisfied: * Each lowercase letter of the English alphabet occurs even number of times in w. You are given the string w. Determine if w is beautiful. | def q69(w):
word_count = {}
for i in w:
if i in word_count:
word_count[i] += 1
else:
word_count[i] = 1
for i in word_count.values():
if i // 2 == 0:
print(i)
else:
return 'No'
return 'Yes'
w = list(input())
pri... | s038401531 | Accepted | 17 | 2,940 | 304 | def q69(w):
word_count = {}
for i in w:
if i in word_count:
word_count[i] += 1
else:
word_count[i] = 1
for i in word_count.values():
if i % 2 != 0:
return 'No'
return 'Yes'
w = list(input())
print(q69(w))
|
s990273975 | p03456 | u142903114 | 2,000 | 262,144 | Wrong Answer | 17 | 2,940 | 98 | AtCoDeer the deer has found two positive integers, a and b. Determine whether the concatenation of a and b in this order is a square number. | a, b = map(int, input().split())
c = a * b
if c == (a**2):
print('Yes')
else:
print('No') | s402793815 | Accepted | 17 | 2,940 | 131 | import math
a, b = map(str, input().split())
c = int(a + b)
if math.sqrt(c).is_integer():
print('Yes')
else:
print('No') |
s009430572 | p03679 | u498174425 | 2,000 | 262,144 | Wrong Answer | 17 | 2,940 | 167 | Takahashi has a strong stomach. He never gets a stomachache from eating something whose "best-by" date is at most X days earlier. He gets a stomachache if the "best-by" date of the food is X+1 or more days earlier, though. Other than that, he finds the food delicious if he eats it not later than the "best-by" date. Ot... | #-*- coding:utf-8 -*-
data = input().split()
if data[1] >= data[2]:
print("delicious")
exit()
if data[0] + data[1] >= data[2]:
print("safe")
exit()
| s600909513 | Accepted | 17 | 2,940 | 135 | x,a,b = map(int, input().split())
if a >= b:
print("delicious")
elif b - a <= x:
print("safe")
else:
print("dangerous")
|
s516082623 | p02390 | u327972099 | 1,000 | 131,072 | Wrong Answer | 30 | 6,728 | 66 | Write a program which reads an integer $S$ [second] and converts it to $h:m:s$ where $h$, $m$, $s$ denote hours, minutes (less than 60) and seconds (less than 60) respectively. | s_ = int(input())
print("%d %d %d" % (s_//3600, s_//60%60, s_%60)) | s082507908 | Accepted | 30 | 6,724 | 66 | s_ = int(input())
print("%d:%d:%d" % (s_//3600, s_//60%60, s_%60)) |
s266639291 | p02397 | u313089641 | 1,000 | 131,072 | Wrong Answer | 40 | 8,000 | 182 | Write a program which reads two integers x and y, and prints them in ascending order. | num = []
while True:
n = input()
a, b = [int(x) for x in n.split()]
if a == 0 and b == 0:
break
num.append([a, b])
for ls in num:
ls.sort()
print(ls) | s536378349 | Accepted | 40 | 8,020 | 208 | num = []
while True:
n = input()
a, b = [int(x) for x in n.split()]
if a == 0 and b == 0:
break
num.append([a, b])
for ls in num:
ls.sort()
print('{} {}'.format(ls[0], ls[1])) |
s734080169 | p02613 | u279695802 | 2,000 | 1,048,576 | Wrong Answer | 150 | 16,536 | 206 | Takahashi is participating in a programming contest called AXC002, and he has just submitted his code to Problem A. The problem has N test cases. For each test case i (1\leq i \leq N), you are given a string S_i representing the verdict for that test case. Find the numbers of test cases for which the verdict is `AC`,... | from collections import Counter
N = int(input())
S = [input() for i in range(N)]
res = Counter(S)
print(f"AC x {res['AC']}")
print(f"AC x {res['WA']}")
print(f"AC x {res['TLE']}")
print(f"AC x {res['RE']}") | s590242824 | Accepted | 143 | 16,488 | 207 | from collections import Counter
N = int(input())
S = [input() for i in range(N)]
res = Counter(S)
print(f"AC x {res['AC']}")
print(f"WA x {res['WA']}")
print(f"TLE x {res['TLE']}")
print(f"RE x {res['RE']}") |
s956045492 | p00026 | u661290476 | 1,000 | 131,072 | Wrong Answer | 30 | 7,740 | 534 | As shown in the following figure, there is a paper consisting of a grid structure where each cell is indicated by (x, y) coordinate system. We are going to put drops of ink on the paper. A drop comes in three different sizes: Large, Medium, and Small. From the point of fall, the ink sinks into surrounding cells as sho... |
board=[[0]*10 for i in range(10)]
ink=[[[0,0,0,0,0],[0,0,1,0,0],[0,1,1,1,0],[0,0,1,0,0],[0,0,0,0,0]],
[[0,0,0,0,0],[0,1,1,1,0],[0,1,1,1,0],[0,1,1,1,0],[0,0,0,0,0]],
[[0,0,1,0,0],[0,1,1,1,0],[1,1,1,1,1],[0,1,1,1,0],[0,0,1,0,0]]]
while True:
try:
x,y,s=map(int,input().split(","))
except:
break
... | s634855216 | Accepted | 20 | 7,696 | 526 |
board=[[0]*10 for i in range(10)]
ink=[[[0,0,0,0,0],[0,0,1,0,0],[0,1,1,1,0],[0,0,1,0,0],[0,0,0,0,0]],
[[0,0,0,0,0],[0,1,1,1,0],[0,1,1,1,0],[0,1,1,1,0],[0,0,0,0,0]],
[[0,0,1,0,0],[0,1,1,1,0],[1,1,1,1,1],[0,1,1,1,0],[0,0,1,0,0]]]
while True:
try:
x,y,s=map(int,input().split(","))
except:
break
... |
s790261250 | p02601 | u964521959 | 2,000 | 1,048,576 | Wrong Answer | 25 | 9,208 | 441 | M-kun has the following three cards: * A red card with the integer A. * A green card with the integer B. * A blue card with the integer C. He is a genius magician who can do the following operation at most K times: * Choose one of the three cards and multiply the written integer by 2. His magic is successfu... | A_list = list(map(int, input().split()))
K = int(input())
sort_ = sorted(A_list)
if(A_list == sort_):
print("Yes")
for i in range(K):
if(A_list[0]>=A_list[1]):
A_list[1] = A_list[1]*2
elif(A_list[1]>=A_list[2]):
A_list[2] = A_list[2]*2
else:
exit()
#print(A_list)
sort_ = sorted(A_l... | s505656321 | Accepted | 35 | 9,176 | 392 | A_list = list(map(int, input().split()))
K = int(input())
for i in range(K):
if(A_list[0]>=A_list[1]):
A_list[1] = A_list[1]*2
elif(A_list[1]>=A_list[2]):
A_list[2] = A_list[2]*2
#print(A_list)
sort_ = sorted(A_list)
set_ = sorted(list(set(A_list)))
#print(A_list,set_)
if(A_list != set_):... |
s696027339 | p03575 | u210827208 | 2,000 | 262,144 | Wrong Answer | 24 | 3,316 | 521 | You are given an undirected connected graph with N vertices and M edges that does not contain self-loops and double edges. The i-th edge (1 \leq i \leq M) connects Vertex a_i and Vertex b_i. An edge whose removal disconnects the graph is called a _bridge_. Find the number of the edges that are bridges among the M ... | from collections import deque
n,m=map(int,input().split())
X=[]
M=[[] for _ in range(n)]
for i in range(m):
a,b=map(int,input().split())
X.append([a,b])
M[a-1].append(b-1)
M[b-1].append(a-1)
ans=0
for i in range(m):
se={X[i][0],X[i][1]}
q=deque([0])
visited=[0]*n
while q:
s=q.pop... | s227750805 | Accepted | 29 | 9,244 | 519 | n,m=map(int,input().split())
def find(x):
if par[x]<0:
return x
else:
par[x]=find(par[x])
return par[x]
def union(x,y):
x,y=find(x),find(y)
if x!=y:
if x>y:
x,y=y,x
par[x]+=par[y]
par[y]=x
M=[]
for i in range(m):
x,y=map(int,input().split... |
s064681366 | p03696 | u714878632 | 2,000 | 262,144 | Wrong Answer | 18 | 3,064 | 708 | You are given a string S of length N consisting of `(` and `)`. Your task is to insert some number of `(` and `)` into S to obtain a _correct bracket sequence_. Here, a correct bracket sequence is defined as follows: * `()` is a correct bracket sequence. * If X is a correct bracket sequence, the concatenation of... | n = int(input())
s = input()
rs = [c for c in s]
rs.reverse()
stack = [0]*n
for i in range(n):
if(i > 0):
stack[-i - 1] = stack[-i]
if(s[-i - 1] == ')'):
stack[-i - 1] += 1
else:
if(stack[-i - 1] > 0):
stack[-i - 1] -= 1
print(stack)
print(s)
nr = 0
ind = 0
ret = ""
for i... | s589661712 | Accepted | 17 | 3,064 | 333 | n = int(input())
s = input()
stack_num = 0
ind = 0
ret = ""
nr = 0
for c in s:
if(c == "("):
stack_num += 1
else:
stack_num -= 1
if(stack_num < 0):
ret += "("
stack_num += 1
if(stack_num < 0):
ret += "(" * (-stack_num)
ret += s
if(stack_num >= 0):
ret += ")" * stack_n... |
s183918855 | p03007 | u322185540 | 2,000 | 1,048,576 | Wrong Answer | 292 | 21,224 | 588 | There are N integers, A_1, A_2, ..., A_N, written on a blackboard. We will repeat the following operation N-1 times so that we have only one integer on the blackboard. * Choose two integers x and y on the blackboard and erase these two integers. Then, write a new integer x-y. Find the maximum possible value of the... | n = int(input())
alist = list(map(int,input().split()))
ans = []
if len(alist) == 2:
alist.sort(reverse = True)
print(alist[0]-alist[1])
print(' '.join(map(str,alist)))
else:
plus =[w for w in alist if w>=0]
minus =[x for x in alist if x<0]
if minus == []:
plus.sort()
for y in r... | s044218264 | Accepted | 312 | 22,052 | 1,181 | n = int(input())
alist = list(map(int,input().split()))
ans = []
if len(alist) == 2:
alist.sort(reverse = True)
print(alist[0]-alist[1])
print(' '.join(map(str,alist)))
else:
plus =[w for w in alist if w>=0]
minus =[x for x in alist if x<0]
if minus == []:
plus.sort()
for y in r... |
s270178759 | p03449 | u951492009 | 2,000 | 262,144 | Wrong Answer | 18 | 2,940 | 215 | We have a 2 \times N grid. We will denote the square at the i-th row and j-th column (1 \leq i \leq 2, 1 \leq j \leq N) as (i, j). You are initially in the top-left square, (1, 1). You will travel to the bottom-right square, (2, N), by repeatedly moving right or down. The square (i, j) contains A_{i, j} candies. You ... | n = int(input())
a1 = list(map(int,input().split()))
a2 = list(map(int,input().split()))
a3 = []
for i in range(n):
a3.append(sum( a1[:i+1]+a2[i:]))
#print(max(a3))
print(a3)
| s465448351 | Accepted | 18 | 2,940 | 178 | n = int(input())
a1 = list(map(int,input().split()))
a2 = list(map(int,input().split()))
a3 = []
for i in range(n):
a3.append(sum( a1[:i+1]+a2[i:]))
print(max(a3))
|
s577930676 | p03712 | u374531474 | 2,000 | 262,144 | Wrong Answer | 18 | 3,060 | 138 | You are given a image with a height of H pixels and a width of W pixels. Each pixel is represented by a lowercase English letter. The pixel at the i-th row from the top and j-th column from the left is a_{ij}. Put a box around this image and output the result. The box should consist of `#` and have a thickness of 1. | H, W = map(int, input().split())
a = [input() for i in range(H)]
print('*' * W)
for ai in a:
print('*{}*'.format(ai))
print('*' * W)
| s630747545 | Accepted | 17 | 3,060 | 150 | H, W = map(int, input().split())
a = [input() for i in range(H)]
print('#' * (W + 2))
for ai in a:
print('#{}#'.format(ai))
print('#' * (W + 2))
|
s191917352 | p03779 | u905582793 | 2,000 | 262,144 | Wrong Answer | 35 | 7,016 | 98 | There is a kangaroo at coordinate 0 on an infinite number line that runs from left to right, at time 0. During the period between time i-1 and time i, the kangaroo can either stay at his position, or perform a jump of length exactly i to the left or to the right. That is, if his coordinate at time i-1 is x, he can be a... | import bisect
tri=[i*(i+1)//2 for i in range(10**5)]
print(bisect.bisect_left(tri,int(input()))+1) | s339276145 | Accepted | 35 | 7,144 | 96 | import bisect
tri=[i*(i+1)//2 for i in range(10**5)]
print(bisect.bisect_left(tri,int(input()))) |
s243963846 | p03129 | u185243955 | 2,000 | 1,048,576 | Wrong Answer | 17 | 2,940 | 149 | Determine if we can choose K different integers between 1 and N (inclusive) so that no two of them differ by 1. | import math
N,K = [int(x) for x in input().split()]
print(N,K)
print(math.ceil(N/2))
if K <= math.ceil(N/2):
print('Yes')
else:
print('No')
| s215292024 | Accepted | 18 | 2,940 | 116 | import math
N,K = [int(x) for x in input().split()]
if K <= math.ceil(N/2):
print('YES')
else:
print('NO')
|
s620990737 | p03658 | u768559443 | 2,000 | 262,144 | Wrong Answer | 17 | 2,940 | 89 | Snuke has N sticks. The length of the i-th stick is l_i. Snuke is making a snake toy by joining K of the sticks together. The length of the toy is represented by the sum of the individual sticks that compose it. Find the maximum possible length of the toy. | n,k=map(int,input().split())
l=sorted(map(int,input().split()))[::-1]
print(sum(l[:k+1])) | s915952565 | Accepted | 18 | 2,940 | 88 | n,k=map(int,input().split())
l=sorted(map(int,input().split()))[::-1]
print(sum(l[:k]))
|
s733210970 | p03944 | u001687078 | 2,000 | 262,144 | Wrong Answer | 17 | 3,064 | 302 | There is a rectangle in the xy-plane, with its lower left corner at (0, 0) and its upper right corner at (W, H). Each of its sides is parallel to the x-axis or y-axis. Initially, the whole region within the rectangle is painted white. Snuke plotted N points into the rectangle. The coordinate of the i-th (1 ≦ i ≦ N) po... | W, H, N = map(int, input().split())
L, D = 0, 0
R = W
U = H
for i in range(N):
x, y, a = map(int, input().split())
if a == 1:
if L < x:
L = x
if a == 2:
if R > x:
R = x
if a == 3:
if D < y:
D = y
if a == 4:
if U > y:
U == y
print(max((R -L)*(U-D), 0)) | s886832751 | Accepted | 18 | 3,064 | 276 | W, H, N = map(int, input().split())
L = 0
R = W
D = 0
U = H
for i in range(N):
x, y, a = map(int, input().split())
if a == 1:
L = max(L, x)
if a == 2:
R = min(R, x)
if a == 3:
D = max(D, y)
if a == 4:
U = min(U, y)
print(max((R-L),0) * max((U-D),0)) |
s086545625 | p03660 | u722189950 | 2,000 | 262,144 | Wrong Answer | 2,106 | 37,464 | 660 | Fennec and Snuke are playing a board game. On the board, there are N cells numbered 1 through N, and N-1 roads, each connecting two cells. Cell a_i is adjacent to Cell b_i through the i-th road. Every cell can be reached from every other cell by repeatedly traveling to an adjacent cell. In terms of graph theory, the g... | N = int(input())
ab = [list(map(int, input().split())) for _ in range(N - 1)]
g = [[] for _ in range(N + 1)]
gtf = [False] * (N+1)
gtf[1] = True
gtf[-1] = True
finish = False
win = ""
for a, b in ab:
g[a].append(b)
g[b].append(a)
now_f = 1
now_s = N
while win == "":
next_f = -1
next_s = -1
for i in ... | s690061955 | Accepted | 564 | 29,168 | 986 |
N = int(input())
ab = [[] for i in range(N+1)]
for i in range(N-1):
a, b = map(int, input().split())
ab[a].append(b)
ab[b].append(a)
def calc_dist(K):
dist = [-1 for i in range(N+1)]
dist[K] = 0
stack = []
stack.append(K)
while stack:
v = stack.pop... |
s303220110 | p02602 | u766565683 | 2,000 | 1,048,576 | Wrong Answer | 2,206 | 31,668 | 353 | M-kun is a student in Aoki High School, where a year is divided into N terms. There is an exam at the end of each term. According to the scores in those exams, a student is given a grade for each term, as follows: * For the first through (K-1)-th terms: not given. * For each of the K-th through N-th terms: the m... | n, k = map(int, input().split())
a = list(map(int, input().split()))
t = 0
s = 1
k_k = k
temp = []
while k != n+1:
for i in range(t, k):
alpha = a[i]
s = s * alpha
temp.append(s)
k = k + 1
t = t + 1
s = 1
print(k)
for i in range(0, k_k-1):
t_s = temp[i]
t_t = temp[i+1]
if t_s < t_t:
print... | s493799352 | Accepted | 153 | 31,608 | 153 | n, k = map(int, input().split())
a = list(map(int, input().split()))
for i in range(k, n):
if a[i-k] < a[i]:
print("Yes")
else:
print("No") |
s103503784 | p03493 | u978494963 | 2,000 | 262,144 | Wrong Answer | 18 | 2,940 | 69 | Snuke has a grid consisting of three squares numbered 1, 2 and 3. In each square, either `0` or `1` is written. The number written in Square i is s_i. Snuke will place a marble on each square that says `1`. Find the number of squares on which Snuke will place a marble. | a = list(map(lambda x: int(x), input().split(" ")))
print(a.count(1)) | s653334665 | Accepted | 17 | 2,940 | 25 | print(input().count("1")) |
s755077472 | p02743 | u915879510 | 2,000 | 1,048,576 | Wrong Answer | 17 | 2,940 | 109 | Does \sqrt{a} + \sqrt{b} < \sqrt{c} hold? | a, b, c = list(map(int, input().split()))
n = a*a+2*a*b+b*b-c*c
if n>=0:
print("No")
else:
print("Yes") | s592958770 | Accepted | 35 | 5,076 | 212 | import math
from decimal import Decimal
a, b, c = list(map(int, input().split()))
# ra+rb<rc
# a+b+2rab<c
# 2rab<c-a-b
# 4ab<(c-a-b)**2
if ((c-a-b)>0) and (4*a*b<(c-a-b)**2):
print("Yes")
else:
print("No") |
s158580009 | p03813 | u167908302 | 2,000 | 262,144 | Wrong Answer | 18 | 2,940 | 81 | Smeke has decided to participate in AtCoder Beginner Contest (ABC) if his current rating is less than 1200, and participate in AtCoder Regular Contest (ARC) otherwise. You are given Smeke's current rating, x. Print `ABC` if Smeke will participate in ABC, and print `ARC` otherwise. | #coding:utf-8
x = int(input())
if x >= 120:
print('ARC')
else:
print('ABC') | s609717267 | Accepted | 18 | 2,940 | 83 | #coding:utf-8
x = int(input())
if x >= 1200:
print('ARC')
else:
print('ABC')
|
s417089985 | p03415 | u869154953 | 2,000 | 262,144 | Wrong Answer | 28 | 8,952 | 71 | We have a 3×3 square grid, where each square contains a lowercase English letters. The letter in the square at the i-th row from the top and j-th column from the left is c_{ij}. Print the string of length 3 that can be obtained by concatenating the letters in the squares on the diagonal connecting the top-left and bot... |
A=list(input())
B=list(input())
C=list(input())
print(A[0],B[1],C[2]) | s511854296 | Accepted | 27 | 9,092 | 54 |
U=input()
M=input()
B=input()
print(U[0]+M[1]+B[2])
|
s806231927 | p02390 | u823513038 | 1,000 | 131,072 | Wrong Answer | 30 | 7,544 | 64 | Write a program which reads an integer $S$ [second] and converts it to $h:m:s$ where $h$, $m$, $s$ denote hours, minutes (less than 60) and seconds (less than 60) respectively. | x = int(input())
print(x / 3600, x / 60 % 60, x % 60, sep = ':') | s261984288 | Accepted | 20 | 5,580 | 67 | S = int(input())
print(S // 3600, S // 60 % 60, S % 60, sep = ':')
|
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