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
s158081628
p03478
u227082700
2,000
262,144
Wrong Answer
34
3,060
189
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).
def dsum(x): ans,str_x=0,str(x) for i in range(len(str_x)):ans+=int(str_x[i]) return ans n,a,b=map(int,input().split()) ans=0 for i in range(1,n): if a<=dsum(i)<=b:ans+=i print(ans)
s438511807
Accepted
36
3,060
191
def dsum(x): ans,str_x=0,str(x) for i in range(len(str_x)):ans+=int(str_x[i]) return ans n,a,b=map(int,input().split()) ans=0 for i in range(1,n+1): if a<=dsum(i)<=b:ans+=i print(ans)
s956566849
p00235
u766477342
1,000
131,072
Wrong Answer
30
6,744
578
「ライアン軍曹を救え」という指令のもと、アイヅ軍の救出部隊はドイツリーの水上都市で敵軍と激しい戦闘を繰り広げていました。彼らは無事に軍曹と合流しましたが、敵の戦車が多く、救出ヘリを呼べずにいました。そこで、彼らは敵の戦車を混乱させるため、都市にある橋を全て爆破するという作戦を実行することにしました。 作戦はすぐに司令部に伝えられ、救出ヘリの準備が進められました。救出ヘリを飛ばすためには、いつ橋が全て爆破されるかを予測しなければなりません。軍のプログラマであるあなたの任務は、救出部隊が全ての橋の爆破に必要な時間を計算することです。 水上都市は N 個の島で構成されており、島と島との間には橋がかかっています。すべての島はツリー状に繋...
N = int(input()) R = [[0 for i in range(N+1)] for i in range(N+1)] def dfs_max(cur, pre): print(cur) _max = -R[cur][pre] for i in range(N+1): if R[cur][i] > 0 and i != pre: _max = max(_max, dfs_max(i, cur) + R[cur][i]) print('max : %d' % _max) return _max total = 0 for i in ra...
s383975191
Accepted
40
6,740
672
while 1: N = int(input()) if N == 0:break R = [[0 for i in range(N+1)] for i in range(N+1)] def dfs_max(cur, pre): _max = -R[cur][pre] for i in range(N+1): if R[cur][i] > 0 and i != pre: _max = max(_max, dfs_max(i, cur) + R[cur][i]) # print('max : %d' ...
s181060340
p02603
u664884522
2,000
1,048,576
Wrong Answer
30
9,200
401
To become a millionaire, M-kun has decided to make money by trading in the next N days. Currently, he has 1000 yen and no stocks - only one kind of stock is issued in the country where he lives. He is famous across the country for his ability to foresee the future. He already knows that the price of one stock in the n...
N = int(input()) A = [int(x) for x in input().split()] money = 1000 sell = 0 num = 0 for i in range(N-1): if A[i] < A[i+1]: print("buy") num += int(money / A[i]) money %= A[i] print(num,money) sell = 1 elif sell == 1: money += num * A[i] num = 0 se...
s030570963
Accepted
29
9,184
330
N = int(input()) A = [int(x) for x in input().split()] money = 1000 sell = 0 num = 0 for i in range(N-1): if A[i] < A[i+1]: num += int(money / A[i]) money %= A[i] sell = 1 elif sell == 1: money += num * A[i] num = 0 sell = 0 if num > 0: money += num*A[N-1] pri...
s585195404
p03601
u973972117
3,000
262,144
Wrong Answer
27
9,004
583
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()) Ans = [0,0,0] def Con(water,sugar): return 100*(sugar)/(water+sugar) def limit(water): return water*E//100 for NumA in range(1,F//(100*A)+1): for NumB in range(0,F//(100*B)+1): water = 100*(A*NumA+B*NumB) lim1 = limit(water) lim2 = F-water ...
s592226262
Accepted
27
9,184
580
A,B,C,D,E,F = map(int,input().split()) Ans = [0,100*A,0] def Con(water,sugar): return 100*(sugar)/(water+sugar) def limit(water): return water*E//100 for NumA in range(1,F//(100*A)+2): for NumB in range(0,F//(100*B)+1): water = 100*(A*NumA+B*NumB) lim1 = limit(water) lim2 = F-water ...
s937169835
p03161
u987170100
2,000
1,048,576
Wrong Answer
2,104
14,888
321
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 one of the following: Stone i + 1, i + 2, \...
N, K = map(int, input().split()) lst = [int(x) for x in input().split()] dp = [100 ** 10] * N dp[0] = 0 dp[1] = abs(lst[0] - lst[1]) for i in range(2, N): j = K while j > 0: if i - j >= 0: tmp = dp[i - j] + abs(lst[i - j] - lst[i]) dp[i] = min(dp[i], tmp) j -= 1 print(dp)...
s392828558
Accepted
1,845
23,088
258
import numpy as np N, K = map(int, input().split()) lst = np.array([int(x) for x in input().split()]) dp = np.zeros(N, dtype=int) for i in range(1, N): start = max(i - K, 0) dp[i] = np.min(dp[start:i] + np.abs(lst[start:i] - lst[i])) print(dp[-1])
s210759204
p03545
u405483159
2,000
262,144
Wrong Answer
17
3,060
310
Sitting in a station waiting room, Joisino is gazing at her train ticket. The ticket is numbered with four digits A, B, C and D in this order, each between 0 and 9 (inclusive). In the formula A op1 B op2 C op3 D = 7, replace each of the symbols op1, op2 and op3 with `+` or `-` so that the formula holds. The given in...
s = input() def dfs( i, sums, s1 ): if i == 3: if sums == 7: print(s1) return s1 else: dfs( i + 1, sums + int( s[i+1] ), "{}+{}".format( s1, s[ i + 1 ] )) dfs( i + 1, sums - int( s[i+1] ), "{} -{}".format( s1, s[ i + 1 ] )) dfs(0, int( s[0]), s[0])
s777453397
Accepted
18
3,064
366
s = input() n = len( s ) def dfs( i : int, total : int, formular : str ): if i == n - 1: if total == 7: print( formular+"=7" ) exit() else: next = s[ i + 1] dfs( i + 1, total + int( next ), formular + "+" + next ) dfs( i + 1, total - int( next ), formul...
s300042086
p03089
u129836004
2,000
1,048,576
Wrong Answer
18
3,064
545
Snuke has an empty sequence a. He will perform N operations on this sequence. In the i-th operation, he chooses an integer j satisfying 1 \leq j \leq i, and insert j at position j in a (the beginning is position 1). You are given a sequence b of length N. Determine if it is possible that a is equal to b after N oper...
N = int(input()) bs = list(map(int, input().split())) ans = [] flag = True while bs: if not flag: break else: for i in range(N): if bs[-(i+1)] == N-i: if i != 0: bs = bs[:-(i+1)]+bs[-i:] else: bs = bs[:-(i+1)] ...
s411179129
Accepted
23
3,444
577
import copy N = int(input()) N2 = copy.copy(N) bs = list(map(int, input().split())) ans = [] flag = True while bs: if not flag: break else: for i in range(N): if bs[-(i+1)] == N-i: if i != 0: bs = bs[:-(i+1)]+bs[-i:] else: ...
s973775663
p04043
u127856129
2,000
262,144
Wrong Answer
19
2,940
112
Iroha loves _Haiku_. Haiku is a short form of Japanese poetry. A Haiku consists of three phrases with 5, 7 and 5 syllables, in this order. To create a Haiku, Iroha has come up with three different phrases. These phrases have A, B and C syllables, respectively. Determine whether she can construct a Haiku by using each ...
a,b,c=map(int,input().split()) s=[a,b,c] if s.count("5")==2 and a+b+c==17: print("YES") else: print("NO")
s163526997
Accepted
19
3,060
111
a,b,c=map(int,input().split()) s=[a,b,c] if s.count(5)==2 and a+b+c==17: print("YES") else: print("NO")
s573577135
p03829
u955251526
2,000
262,144
Wrong Answer
101
14,224
145
There are N towns on a line running east-west. The towns are numbered 1 through N, in order from west to east. Each point on the line has a one- dimensional coordinate, and a point that is farther east has a greater coordinate value. The coordinate of town i is X_i. You are now at town 1, and you want to visit all the...
n, a, b = map(int, input().split()) c = list(map(int, input().split())) ans = 0 for i in range(n-1): ans += min(c[i+1] - c[i], b) print(ans)
s382724358
Accepted
94
14,228
151
n, a, b = map(int, input().split()) c = list(map(int, input().split())) ans = 0 for i in range(n-1): ans += min((c[i+1] - c[i]) * a, b) print(ans)
s290229197
p03486
u508405635
2,000
262,144
Wrong Answer
19
3,064
650
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.
s = input() t = input() s_dash = ''.join(sorted(s)) t_dash = ''.join(sorted(t)) detArray = [] for i in range(len(s_dash[0:-1]) + 1): if len(s_dash[0:-1]) < len(t_dash[0:-1]): if s_dash[i] == t_dash[i]: detArray.append(True) else: detArray.append(False) for j in range(min(...
s983860300
Accepted
17
2,940
242
s = input() t = input() s_dash = ''.join(sorted(s)) t_dash = ''.join(sorted(t, reverse=True)) if s_dash < t_dash: print('Yes') else: print('No')
s002544563
p04013
u619458041
2,000
262,144
Wrong Answer
29
3,948
427
Tak has N cards. On the i-th (1 \leq i \leq N) card is written an integer x_i. He is selecting one or more cards from these N cards, so that the average of the integers written on the selected cards is exactly A. In how many ways can he make his selection?
import sys from collections import defaultdict def main(): input = sys.stdin.readline N, A = map(int, input().split()) X = [int(c) - A for c in input().split()] d = defaultdict(lambda: 0) for x in X: keys = list(d.keys()) for key in keys: d[key + x] += d[key] d...
s972610457
Accepted
30
3,572
465
import sys from collections import defaultdict def main(): input = sys.stdin.readline N, A = map(int, input().split()) X = [int(c) - A for c in input().split()] d = defaultdict(lambda: 0) for x in X: d_ = defaultdict(lambda: 0) for key in d.keys(): d_[key + x] += d[key]...
s662656863
p02260
u482227082
1,000
131,072
Wrong Answer
20
5,592
332
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 main(): n = int(input()) a = list(map(int, input().split())) ans = 0 for i in range(n): tmp = i for j in range(i, n): if a[j] < a[tmp]: tmp = j a[i], a[tmp] = a[tmp], a[i] ans += 1 print(*a) print(ans) if __name__ == '__main__':...
s095901929
Accepted
20
5,608
361
def main(): n = int(input()) a = list(map(int, input().split())) ans = 0 for i in range(n): tmp = i for j in range(i, n): if a[j] < a[tmp]: tmp = j if i != tmp: a[i], a[tmp] = a[tmp], a[i] ans += 1 print(*a) print(ans)...
s911618358
p03415
u322187839
2,000
262,144
Wrong Answer
18
2,940
52
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=input() b=input() c=input() print(a[0],b[1],c[2])
s649028232
Accepted
17
2,940
69
a=input() b=input() c=input() print('{}{}{}'.format(a[0],b[1],c[2]))
s951151620
p00133
u078042885
1,000
131,072
Wrong Answer
20
7,400
132
8 文字 × 8 行のパターンを右回りに 90 度、180 度、270 度回転させて出力するプログラムを作成してください。
m=[input() for _ in range(8)] for i in range(3): m=list(zip(*m[::-1])) print(90*i) for x in m: print(''.join(x))
s670263487
Accepted
30
7,500
133
m=[input() for _ in range(8)] for i in [90,180,270]: m=list(zip(*m[::-1])) print(i) for x in m: print(''.join(x))
s015302322
p03502
u095021077
2,000
262,144
Wrong Answer
25
9,028
83
An integer X is called a Harshad number if X is divisible by f(X), where f(X) is the sum of the digits in X when written in base 10. Given an integer N, determine whether it is a Harshad number.
N=input() if sum([int(x) for x in N])%int(N)==0: print('Yes') else: print('No')
s348701985
Accepted
28
9,156
83
N=input() if int(N)%sum([int(x) for x in N])==0: print('Yes') else: print('No')
s815434524
p03023
u729707098
2,000
1,048,576
Wrong Answer
18
2,940
33
Given an integer N not less than 3, find the sum of the interior angles of a regular polygon with N sides. Print the answer in degrees, but do not print units.
n = int(input()) print((n-3)*180)
s049846765
Accepted
17
2,940
33
n = int(input()) print((n-2)*180)
s245323377
p03485
u079022116
2,000
262,144
Wrong Answer
17
2,940
49
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.
a,b=map(int,input().split()) print(((a+b)+2-1)/2)
s192760414
Accepted
17
2,940
50
a,b=map(int,input().split()) print(((a+b)+2-1)//2)
s290647924
p02747
u028014940
2,000
1,048,576
Wrong Answer
17
2,940
85
A Hitachi string is a concatenation of one or more copies of the string `hi`. For example, `hi` and `hihi` are Hitachi strings, while `ha` and `hii` are not. Given a string S, determine whether S is a Hitachi string.
s = input() n = list(s) if n == ["h", "i"]: print("Yes") else: print("No")
s716951991
Accepted
17
2,940
102
s = input() s_r = s.replace("hi", "") if len(list(s_r)) == 0: print("Yes") else: print("No")
s058439359
p03558
u760794812
2,000
262,144
Wrong Answer
2,104
18,288
304
Find the smallest possible sum of the digits in the decimal notation of a positive multiple of K.
from collections import deque q= [] m = {} K = int(input()) q.append((1,1)) while len(q): n,s = q.pop(0) if n in m: continue m[n] = s #q.appendleft((n*10%K,s)) q.insert(0,(n*10%K,s)) #q.append(((n+1)%K,s+1)) q.append(((n+1)%K,s+1)) print(m[0]) print(m)
s609831469
Accepted
158
24,300
261
from collections import deque q = deque() ans = {} K = int(input()) q.append((1,1)) while len(q): resid,total = q.popleft() if resid in ans: continue ans[resid] = total q.appendleft((resid*10%K,total)) q.append(((resid+1)%K,total+1)) print(ans[0])
s570478577
p03549
u215743476
2,000
262,144
Wrong Answer
17
2,940
77
Takahashi is now competing in a programming contest, but he received TLE in a problem where the answer is `YES` or `NO`. When he checked the detailed status of the submission, there were N test cases in the problem, and the code received TLE in M of those cases. Then, he rewrote the code to correctly solve each of th...
n, m = map(int, input().split()) p = (1/2)**m x = 100*(n-m)+1900*m print(x/p)
s496703789
Accepted
17
2,940
82
n, m = map(int, input().split()) p = (1/2)**m x = 100*(n-m)+1900*m print(int(x/p))
s961598671
p03067
u456033454
2,000
1,048,576
Wrong Answer
17
2,940
91
There are three houses on a number line: House 1, 2 and 3, with coordinates A, B and C, respectively. Print `Yes` if we pass the coordinate of House 3 on the straight way from House 1 to House 2 without making a detour, and print `No` otherwise.
[a, b, c] = input().split() print('yes' if int(a) < int(c) and int(c) < int(b) else 'no' )
s173234556
Accepted
17
2,940
86
a, b, c = [int(i) for i in input().split()] print('Yes' if a<c<b or a>c>b else 'No' )
s050635642
p03478
u778204640
2,000
262,144
Wrong Answer
24
3,060
192
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).
def c(n): res = 0 while n > 0: res += n % 10 n //= 10 return res n, a, b = map(int, input().split()) ans = 0 for i in range(1, n+1): if a <= c(i) <= b: ans += 1 print(ans)
s564675802
Accepted
27
3,060
192
def c(n): res = 0 while n > 0: res += n % 10 n //= 10 return res n, a, b = map(int, input().split()) ans = 0 for i in range(1, n+1): if a <= c(i) <= b: ans += i print(ans)
s025133862
p03379
u129315407
2,000
262,144
Wrong Answer
351
26,772
325
When l is an odd number, the median of l numbers a_1, a_2, ..., a_l is the (\frac{l+1}{2})-th largest value among a_1, a_2, ..., a_l. You are given N numbers X_1, X_2, ..., X_N, where N is an even number. For each i = 1, 2, ..., N, let the median of X_1, X_2, ..., X_N excluding X_i, that is, the median of X_1, X_2, .....
N = int(input()) Xi = list(map(int, input().split())) Si = sorted(Xi) print(Si) idx = N // 2 center1 = Si[idx - 1] center2 = Si[idx] for x in Xi: if x == center1 and x == center2: print(x) elif x <= center1: print(center2) else: print(center1)
s237963997
Accepted
297
25,556
317
N = int(input()) Xi = list(map(int, input().split())) Si = sorted(Xi) idx = N // 2 center1 = Si[idx - 1] center2 = Si[idx] for x in Xi: if x == center1 and x == center2: print(x) elif x <= center1: print(center2) else: print(center1)
s003753651
p04044
u518064858
2,000
262,144
Wrong Answer
18
3,060
120
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()) a=[] for i in range(n): a.append(input()) sorted(a) s="" for j in a: s+=j print(s)
s901225021
Accepted
18
3,060
123
n,l=map(int,input().split()) a=[] for i in range(n): a.append(input()) b=sorted(a) s="" for j in b: s+=j print(s)
s969366821
p00001
u459418423
1,000
131,072
Wrong Answer
30
7,480
261
There is a data which provides heights (in meter) of mountains. The data is only for ten mountains. Write a program which prints heights of the top three mountains in descending order.
heights = [] for i in range(10): heights.append(int(input())) for i in range(10): for j in range(i,10): if (heights[j] > heights[i]): w = heights[i] heights[i] = heights[j] heights[j] = w print(heights[0:3])
s678708145
Accepted
20
7,628
295
heights = [] for i in range(10): heights.append(int(input())) for i in range(10): for j in range(i,10): if (heights[j] > heights[i]): w = heights[i] heights[i] = heights[j] heights[j] = w print(heights[0]) print(heights[1]) print(heights[2])
s894500183
p02408
u197204103
1,000
131,072
Wrong Answer
20
7,656
617
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()) list =['1','2','3','4','5','6','7','8','9','10','11','12','13'] S_list = list.copy() H_list = list.copy() C_list = list.copy() D_list = list.copy() #print(S_list) for i in range(n): a = input() b = a.split(' ') print(b[1]) if b[0] == 'S': S_list.remove('%s'%(b[1])) elif b[0]...
s546194205
Accepted
30
7,752
586
n = int(input()) list =['1','2','3','4','5','6','7','8','9','10','11','12','13'] S_list = list.copy() H_list = list.copy() C_list = list.copy() D_list = list.copy() for i in range(n): a = input() b = a.split(' ') if b[0] == 'S': S_list.remove('%s'%(b[1])) elif b[0] == 'H': H_list.remove(...
s842947617
p03457
u536642030
2,000
262,144
Wrong Answer
430
28,204
247
AtCoDeer the deer is going on a trip in a two-dimensional plane. In his plan, he will depart from point (0, 0) at time 0, then for each i between 1 and N (inclusive), he will visit point (x_i,y_i) at time t_i. If AtCoDeer is at point (x, y) at time t, he can be at one of the following points at time t+1: (x+1,y), (x-1...
N = int(input()) P = [list(map(int,input().split())) for i in range(N)] for tmp in P: t,x,y = tmp sum_ = x + y if t % 2 == 0 and sum_ % 2 == 0: print("Yes") elif t % 2 != 0 and sum_ % 2 != 0: print("Yes") else: print("No")
s828548732
Accepted
389
27,380
280
N = int(input()) P = [list(map(int,input().split())) for i in range(N)] flag = False for tmp in P: t,x,y = tmp sum_ = x + y if (t % 2 == 0 and sum_ % 2 != 0) or (t % 2 != 0 and sum_ % 2 == 0) or t < sum_: flag = True break if flag: print('No') else: print('Yes')
s945654625
p03730
u919521780
2,000
262,144
Wrong Answer
17
2,940
122
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 = list(map(int, input().split())) for i in range(b): if (a * i) % b ==c: print('YES') break print('NO')
s416197781
Accepted
19
2,940
166
a, b, c = list(map(int, input().split())) flag = False for i in range(1, b): if (a * i) % b == c: flag = True break if flag: print('YES') else: print('NO')
s313083023
p03455
u375580997
2,000
262,144
Wrong Answer
17
2,940
147
AtCoDeer the deer found two positive integers, a and b. Determine whether the product of a and b is even or odd.
a, b = input().split() c = int(a+b) for i in range(1,400): if c == i*i: print("Yes") break if i == 399: print("No")
s282530811
Accepted
17
2,940
87
a, b = map(int, input().split()) if a*b%2==1: print("Odd") else: print("Even")
s477937470
p03433
u105210954
2,000
262,144
Wrong Answer
17
2,940
85
E869120 has A 1-yen coins and infinitely many 500-yen coins. Determine if he can pay exactly N yen using only these coins.
a = int(input()) b = int(input()) if a % 500 < b: print('YES') else: print('NO')
s143268428
Accepted
17
2,940
87
a = int(input()) b = int(input()) if a % 500 <= b: print('Yes') else: print('No')
s354163543
p03737
u624678420
2,000
262,144
Wrong Answer
17
2,940
48
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.
"".join([s[0].upper() for s in input().split()])
s262782168
Accepted
18
2,940
55
print("".join([s[0].upper() for s in input().split()]))
s775952915
p03434
u598720217
2,000
262,144
Wrong Answer
18
3,060
194
We have N cards. A number a_i is written on the i-th card. Alice and Bob will play a game using these cards. In this game, Alice and Bob alternately take one card. Alice goes first. The game ends when all the cards are taken by the two players, and the score of each player is the sum of the numbers written on the c...
num = input().split(" ") num.sort(reverse=True) A = 0 B = 0 t=0 for i in num: if t%2==0: A+=int(i) print(i) print(t) else: B+=int(i) t+=1 print(A-B)
s100909887
Accepted
18
3,060
195
n = input() num = [i for i in map(int,input().split(" "))] num.sort(reverse=True) A = 0 B = 0 t=0 for i in num: if t%2==0: A+=int(i) else: B+=int(i) t+=1 print(A-B)
s271376060
p03005
u306497037
2,000
1,048,576
Wrong Answer
17
2,940
77
Takahashi is distributing N balls to K persons. If each person has to receive at least one ball, what is the maximum possible difference in the number of balls received between the person with the most balls and the person with the fewest balls?
N, K = list(map(int, input().split())) if N==1: print(0) else: print(K-N)
s236131657
Accepted
17
2,940
79
N, K = map(int, input().split()) if K==1 or K==0: print(0) else: print(N-K)
s675186312
p02795
u196675341
2,000
1,048,576
Wrong Answer
17
2,940
137
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...
import math H, W, N = [int(input()) for i in range(3)] if H >= W: long = H else: long = W c = math.ceil(N // long ) print(c)
s745677800
Accepted
17
2,940
136
import math H, W, N = [int(input()) for i in range(3)] if H >= W: long = H else: long = W c = math.ceil(N / long ) print(c)
s938949568
p03713
u191829404
2,000
262,144
Wrong Answer
375
22,516
1,204
There is a bar of chocolate with a height of H blocks and a width of W blocks. Snuke is dividing this bar into exactly three pieces. He can only cut the bar along borders of blocks, and the shape of each piece must be a rectangle. Snuke is trying to divide the bar as evenly as possible. More specifically, he is trying...
# https://qiita.com/_-_-_-_-_/items/34f933adc7be875e61d0 # abcde s=input() s='abcde' # abcde s=list(input()) s=['a', 'b', 'c', 'd', 'e'] # 1 2 | x,y = map(int,input().split()) | x=1,y=2 # INPUT # 3 # hoge # foo # bar # ANSWER # n=int(input()) from collections import defaultdict, Counter from math import pi, sq...
s874357389
Accepted
399
22,444
1,208
# https://qiita.com/_-_-_-_-_/items/34f933adc7be875e61d0 # abcde s=input() s='abcde' # abcde s=list(input()) s=['a', 'b', 'c', 'd', 'e'] # 1 2 | x,y = map(int,input().split()) | x=1,y=2 # INPUT # 3 # hoge # foo # bar # ANSWER # n=int(input()) from collections import defaultdict, Counter from math import pi, sq...
s886546526
p03455
u809336474
2,000
262,144
Wrong Answer
18
2,940
132
AtCoDeer the deer found two positive integers, a and b. Determine whether the product of a and b is even or odd.
in_list = list(map(int,input().split())) p = in_list[0] * in_list[1] if p % 2 == 0: print ('Eevn') else: print ('Odd')
s918052761
Accepted
17
2,940
132
in_list = list(map(int,input().split())) p = in_list[0] * in_list[1] if p % 2 == 0: print ('Even') else: print ('Odd')
s676199050
p03994
u587589241
2,000
262,144
Wrong Answer
78
9,456
358
Mr. Takahashi has a string s consisting of lowercase English letters. He repeats the following operation on s exactly K times. * Choose an arbitrary letter on s and change that letter to the next alphabet. Note that the next letter of `z` is `a`. For example, if you perform an operation for the second letter on `aa...
s=input() k=int(input()) n=len(s) ans="" for i in range(n): if i<n-1: if s[i]=="a": ans+="a" else: t=123-ord(s[i]) if k>=t: ans+="a" k-=t else: ans+=s[i] if i==n-1: tt=k%26 ans+=chr(or...
s447056775
Accepted
79
9,472
366
s=input() k=int(input()) n=len(s) ans="" for i in range(n): if i<n-1: if s[i]=="a": ans+="a" else: t=123-ord(s[i]) if k>=t: ans+="a" k-=t else: ans+=s[i] if i==n-1: tt=(ord(s[i])-97+k)%26 ...
s809699012
p02258
u127167915
1,000
131,072
Wrong Answer
20
5,592
238
You can obtain profits from foreign exchange margin transactions. For example, if you buy 1000 dollar at a rate of 100 yen per dollar, and sell them at a rate of 108 yen per dollar, you can obtain (108 - 100) × 1000 = 8000 yen. Write a program which reads values of a currency $R_t$ at a certain time $t$ ($t = 0, 1, 2,...
# -*- Coding: utf-8 -*- a = list(map(int, input().split())) num = len(a) - 1 minv = a[0] maxv = -2000000000 for i in range(num): if minv > a[i]: minv = a[i] if a[i] - minv > maxv: maxv = a[i] - minv print(maxv)
s271645457
Accepted
560
13,596
218
# -*- Coding: utf-8 -*- nums = int(input()) a = [int(input()) for i in range(nums)] minv = a[0] maxv = -2000000000 for i in range(1, nums): maxv = max(maxv, a[i] - minv) minv = min(minv, a[i]) print(maxv)
s486413305
p02678
u873616440
2,000
1,048,576
Wrong Answer
921
64,520
807
There is a cave. The cave has N rooms and M passages. The rooms are numbered 1 to N, and the passages are numbered 1 to M. Passage i connects Room A_i and Room B_i bidirectionally. One can travel between any two rooms by traversing passages. Room 1 is a special room with an entrance from the outside. It is dark in th...
import numpy as np N, M = map(int, input().split()) ans = [0]*(N+1) AB_ = [] for _ in range(M): AB = sorted(list(map(int, input().split()))) AB_.append(AB) if AB[0] == 1: ans[AB[1]] = 1 elif ans[AB[0]] == 1 and ans[AB[1]]==1: continue elif ans[AB[0]] == 1: ans[AB[1]] = AB[0] elif ans[AB[1]] == 1...
s610506594
Accepted
451
55,792
583
import sys read = sys.stdin.buffer.read readline = sys.stdin.buffer.readline readlines = sys.stdin.buffer.readlines from collections import deque as d N, M = map(int, readline().split()) m = map(int, read().split()) AB = zip(m, m) graph = [[] for _ in range(N + 1)] for a, b in AB: graph[a].append(b) graph[b].appe...
s352748009
p02608
u110996038
2,000
1,048,576
Wrong Answer
544
26,456
273
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).
import numpy as np n = int(input()) res = [0]*(n+1) for i in range(1,100): for j in range(1,100): for k in range(1,100): x = i*i + j*j + k*k + i*j + j*k + k*i if x <= n: res[x] += 1 for i in range(1,n): print(res[i])
s617663959
Accepted
565
27,100
275
import numpy as np n = int(input()) res = [0]*(n+1) for i in range(1,101): for j in range(1,101): for k in range(1,101): x = i*i + j*j + k*k + i*j + j*k + k*i if x <= n: res[x] += 1 for i in range(1,n+1): print(res[i])
s071859260
p02603
u264867962
2,000
1,048,576
Wrong Answer
31
9,204
406
To become a millionaire, M-kun has decided to make money by trading in the next N days. Currently, he has 1000 yen and no stocks - only one kind of stock is issued in the country where he lives. He is famous across the country for his ability to foresee the future. He already knows that the price of one stock in the n...
n = int(input()) ai = list(map(int, input().split())) def short_long_decisions(xs): return [ *map(lambda t: t[0] <= t[1], zip(xs[:-1], xs[1:])), False ] money = 1000 stocks = 0 actions = short_long_decisions(ai) for i, action in enumerate(actions): if action: money %= ai[i] stocks += mone...
s788460713
Accepted
28
9,172
406
n = int(input()) ai = list(map(int, input().split())) def short_long_decisions(xs): return [ *map(lambda t: t[0] <= t[1], zip(xs[:-1], xs[1:])), False ] money = 1000 stocks = 0 actions = short_long_decisions(ai) for i, action in enumerate(actions): if action: stocks += money // ai[i] mone...
s843464310
p02614
u564770050
1,000
1,048,576
Wrong Answer
454
9,188
1,223
We have a grid of H rows and W columns of squares. The color of the square at the i-th row from the top and the j-th column from the left (1 \leq i \leq H, 1 \leq j \leq W) is given to you as a character c_{i,j}: the square is white if c_{i,j} is `.`, and black if c_{i,j} is `#`. Consider doing the following operation...
import itertools import copy h,w,k = map(int,input().split()) c = [list(input()) for i in range(h)] ans = 0 hh = [] for i in range(h+1): hh.append(list(itertools.combinations(range(h+1), i))) ww = [] for i in range(w+1): ww.append(list(itertools.combinations(range(w+1), i))) # print(hh) # print(hh[0]) for _ i...
s197849175
Accepted
397
9,356
1,225
import itertools import copy h,w,k = map(int,input().split()) c = [list(input()) for i in range(h)] ans = 0 hh = [] for i in range(h+1): hh.append(list(itertools.combinations(range(h+1), i))) ww = [] for i in range(w+1): ww.append(list(itertools.combinations(range(w+1), i))) # print(hh) # print(hh[0]) for _ i...
s107894967
p03591
u619197965
2,000
262,144
Wrong Answer
26
2,940
119
Ringo is giving a present to Snuke. Ringo has found out that Snuke loves _yakiniku_ (a Japanese term meaning grilled meat. _yaki_ : grilled, _niku_ : meat). He supposes that Snuke likes grilled things starting with `YAKI` in Japanese, and does not like other things. You are given a string S representing the Japanese ...
s=input() if len(s)>=4: if s[0:3]=="YAKI": print("Yes") else: print("No") else: print("No")
s879165531
Accepted
18
2,940
119
s=input() if len(s)>=4: if s[0:4]=="YAKI": print("Yes") else: print("No") else: print("No")
s869910807
p03860
u086503932
2,000
262,144
Wrong Answer
17
2,940
25
Snuke is going to open a contest named "AtCoder s Contest". Here, s is a string of length 1 or greater, where the first character is an uppercase English letter, and the second and subsequent characters are lowercase English letters. Snuke has decided to abbreviate the name of the contest as "AxC". Here, x is the uppe...
print('A'+input()[0]+'C')
s469251117
Accepted
17
2,940
36
print('A'+input().split()[1][0]+'C')
s941892294
p03494
u084949493
2,000
262,144
Wrong Answer
18
3,060
219
There are N positive integers written on a blackboard: A_1, ..., A_N. Snuke can perform the following operation when all integers on the blackboard are even: * Replace each integer X on the blackboard by X divided by 2. Find the maximum possible number of operations that Snuke can perform.
A = list(map(int, input().split())) flag = True cnt = 0 while(flag): for i in range(len(A)): A[i] = A[i] / 2 if A[i] % 2 != 0: flag = False break cnt = cnt + 1 print(cnt)
s360604634
Accepted
20
3,064
294
n = int(input()) A = list(map(int, input().split())) flag = True for i in range(n): if A[i] % 2 != 0: flag = False cnt = 0 while(flag): for i in range(n): A[i] = A[i] / 2 if A[i] % 2 != 0: flag = False break cnt = cnt + 1 print(cnt)
s326836175
p04043
u853900545
2,000
262,144
Wrong Answer
17
2,940
114
Iroha loves _Haiku_. Haiku is a short form of Japanese poetry. A Haiku consists of three phrases with 5, 7 and 5 syllables, in this order. To create a Haiku, Iroha has come up with three different phrases. These phrases have A, B and C syllables, respectively. Determine whether she can construct a Haiku by using each ...
A = list(map(int,input().split())) if A.count(5) == 2 and A.count(7) == 1: print('Yes') else: print('No')
s519419349
Accepted
17
2,940
101
A = list(input()) if A.count('5') == 2 and A.count('7') == 1: print('YES') else: print('NO')
s143701124
p04046
u892538842
2,000
262,144
Time Limit Exceeded
2,105
33,620
634
We have a large square grid with H rows and W columns. Iroha is now standing in the top-left cell. She will repeat going right or down to the adjacent cell, until she reaches the bottom-right cell. However, she cannot enter the cells in the intersection of the bottom A rows and the leftmost B columns. (That is, there ...
h, w, a, b = map(int, input().split(' ')) MOD = 10**9 + 7 MAX = 10**6 + 5 def mod(a, b): r = 1 while b: if b & 1: r = (r * a) % MOD a = (a * a) % MOD b >>= 1 return r f = [0]*MAX invf = [0]*MAX def ncr(n, r): if r == 0 or r == n: return 1 return (((...
s345320008
Accepted
1,940
7,764
722
from array import * import time h, w, a, b = map(int, input().split(' ')) MOD = 10**9 + 7 MAX = max(h+w-a-1, a+w) def modpow(a, b): res = 1 while b: if (b & 1): res = (res * a) % MOD a = (a * a) % MOD b >>= 1 return res def nCr(n, r): if r == 0 or n == r: ...
s284964908
p02743
u222252114
2,000
1,048,576
Wrong Answer
17
2,940
172
Does \sqrt{a} + \sqrt{b} < \sqrt{c} hold?
a, b, c = map(int, input().split()) able = 0 if c - a - b <= 0: able = 0 else: if (c - a - b) ** 2 > 2 * a * b: able = 1 if able: print("Yes") else: print("No")
s650168467
Accepted
18
3,060
199
a, b, c = map(int, input().split()) able = 0 if c - a - b <= 0: able = 0 else: if (c - a - b) ** 2 > 4 * a * b: able = 1 else: able = 0 if able: print("Yes") else: print("No")
s731468102
p03567
u350093546
2,000
262,144
Wrong Answer
26
9,056
94
Snuke built an online judge to hold a programming contest. When a program is submitted to the judge, the judge returns a verdict, which is a two-character string that appears in the string S as a contiguous substring. (The judge can return any two-character substring of S.) Determine whether the judge can return the ...
s=input() ans='No' for i in range(len(s)-1): if s[i]+s[i+1]=='AC': ans=='Yes' print(ans)
s404451306
Accepted
31
9,040
63
s=input() ans='No' if s.count('AC')!=0: ans='Yes' print(ans)
s490788722
p03493
u239375815
2,000
262,144
Wrong Answer
17
2,940
39
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 = input().split() print(a.count('1'))
s507889234
Accepted
17
2,940
31
a = input() print(a.count('1'))
s261522380
p03860
u652892331
2,000
262,144
Wrong Answer
17
2,940
32
Snuke is going to open a contest named "AtCoder s Contest". Here, s is a string of length 1 or greater, where the first character is an uppercase English letter, and the second and subsequent characters are lowercase English letters. Snuke has decided to abbreviate the name of the contest as "AxC". Here, x is the uppe...
print("A{}C".format(input()[0]))
s561940420
Accepted
20
2,940
75
list = [word for word in input().split()] print("A{}C".format(list[1][0]))
s395298827
p03548
u143509139
2,000
262,144
Wrong Answer
17
2,940
48
We have a long seat of width X centimeters. There are many people who wants to sit here. A person sitting on the seat will always occupy an interval of length Y centimeters. We would like to seat as many people as possible, but they are all very shy, and there must be a gap of length at least Z centimeters between two...
a,b,c=map(int,input().split()) print(a-1//(b+c))
s300269234
Accepted
17
2,940
50
a,b,c=map(int,input().split()) print((a-c)//(b+c))
s192931060
p03698
u074220993
2,000
262,144
Wrong Answer
28
9,016
55
You are given a string S consisting of lowercase English letters. Determine whether all the characters in S are different.
s = input() print('yes' if list(s) == set(s) else 'no')
s385182137
Accepted
27
8,988
65
s = input() print('yes' if len(list(s)) == len(set(s)) else 'no')
s853212473
p03139
u468972478
2,000
1,048,576
Wrong Answer
25
9,144
96
We conducted a survey on newspaper subscriptions. More specifically, we asked each of the N respondents the following two questions: * Question 1: Are you subscribing to Newspaper X? * Question 2: Are you subscribing to Newspaper Y? As the result, A respondents answered "yes" to Question 1, and B respondents answ...
a, b, c = map(int, input().split()) if b >= c: print(c, b + c - a) else: print(b, b + c - a)
s426836589
Accepted
29
9,164
73
n, a, b = map(int, input().split()) print(min(a, b), max(0, (a + b) - n))
s015964733
p03048
u787562674
2,000
1,048,576
Time Limit Exceeded
2,104
2,940
204
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()) ans = 0 for r in range(3001): for g in range(3001): tmp = N - r * R - g * G if tmp % B == 0 and tmp // B >= 0: ans += 1 print(ans)
s026621784
Accepted
1,815
2,940
208
R, G, B, N = map(int, input().split()) ans = 0 for r in range(N // R + 1): for g in range((N - R * r) // G + 1): tmp = N - r * R - g * G if tmp % B == 0: ans += 1 print(ans)
s073471932
p03377
u255943004
2,000
262,144
Wrong Answer
17
2,940
112
There are a total of A + B cats and dogs. Among them, A are known to be cats, but the remaining B are not known to be either cats or dogs. Determine if it is possible that there are exactly X cats among these A + B animals.
A,B,X = map(int,input().split()) if A > X: print("No") elif X-A <= B: print("Yes") else: print("No")
s004875509
Accepted
17
2,940
112
A,B,X = map(int,input().split()) if A > X: print("NO") elif X-A <= B: print("YES") else: print("NO")
s698150699
p02608
u450956662
2,000
1,048,576
Wrong Answer
131
9,276
469
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).
def calc(x, y, z): return (x + y + z) ** 2 - x * y - y * z - z * x def comb(x): fact = 1 while x > 1: fact *= x x -= 1 return fact N = int(input()) res = [0] * (N + 1) for i in range(1, 100): for j in range(i, 100): for k in range(j, 100): tmp = calc(i, j, k) ...
s750056795
Accepted
128
9,372
473
def calc(x, y, z): return (x + y + z) ** 2 - x * y - y * z - z * x def comb(x): fact = 1 while x > 1: fact *= x x -= 1 return fact N = int(input()) res = [0] * (N + 1) for i in range(1, 100): for j in range(i, 100): for k in range(j, 100): tmp = calc(i, j, k) ...
s388660475
p03556
u127499732
2,000
262,144
Time Limit Exceeded
2,104
2,940
70
Find the largest square number not exceeding N. Here, a _square number_ is an integer that can be represented as the square of an integer.
n=int(input()) i=1 while(True): if (i+1)**2<=n: i+=1 print(i**2)
s060070679
Accepted
29
2,940
88
n=int(input()) i=1 while(True): if (i+1)**2<=n: i+=1 else: break print(i**2)
s697199322
p03730
u679089074
2,000
262,144
Wrong Answer
31
9,152
143
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...
#9 a,b,c = map(int,input().split()) ans = "No" for i in range(1,b+1): if a*i%b == c: ans = "Yes" break print(ans)
s832876956
Accepted
27
8,984
143
#9 a,b,c = map(int,input().split()) ans = "NO" for i in range(1,b+1): if a*i%b == c: ans = "YES" break print(ans)
s038988184
p03861
u430223993
2,000
262,144
Wrong Answer
17
2,940
108
You are given nonnegative integers a and b (a ≤ b), and a positive integer x. Among the integers between a and b, inclusive, how many are divisible by x?
a, b, x = map(int, input().split()) count = b//x - a//x if a == 0: print(count+1) else: print(count)
s569683186
Accepted
17
2,940
112
a, b, x = map(int, input().split()) count = b//x - a//x if a % x == 0: print(count+1) else: print(count)
s199084017
p03476
u129836004
2,000
262,144
Time Limit Exceeded
2,104
7,028
686
We say that a odd number N is _similar to 2017_ when both N and (N+1)/2 are prime. You are given Q queries. In the i-th query, given two odd numbers l_i and r_i, find the number of odd numbers x similar to 2017 such that l_i ≤ x ≤ r_i.
import math def primes(n): a = list(range(2, n+1)) primes = [2] for i in a: flag = True m = math.sqrt(i) for j in primes: if j > m: break else: if i % j == 0: flag = False break if...
s381195357
Accepted
864
4,980
349
M = 10**5+1 p = [1]*M p[0] = p[1] = 0 for i in range(2, 10**3): if p[i]: for j in range(i*i, M, i): p[j] = 0 C = [0]*M for i in range(2, M): if p[i] and p[(i+1)//2]: C[i] = C[i-1] + 1 else: C[i] = C[i-1] q = int(input()) for i in range(q): l, r = map(int, input().spli...
s276730933
p03944
u136395536
2,000
262,144
Wrong Answer
18
3,064
303
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 = (int(i) for i in input().split()) area = H*W for i in range(N): x,y,a = (int(i) for i in input().split()) if a == 1: area = area - H*x elif a == 2: area = area - H*(W-x) elif a == 3: area = area - W*y else: area = area - W*(H-y) print(area)
s674787516
Accepted
17
3,064
576
W,H,N = (int(i) for i in input().split()) upright = [W,H] downleft = [0,0] for i in range(N): x,y,a = (int(k) for k in input().split()) if a == 1: if x >= downleft[0]: downleft[0] = x elif a == 2: if x <= upright[0]: upright[0] = x elif a == 3: if y >= d...
s236706176
p02690
u353919145
2,000
1,048,576
Wrong Answer
536
8,876
127
Give a pair of integers (A, B) such that A^5-B^5 = X. It is guaranteed that there exists such a pair for the given integer X.
x = int(input()) for a in range(-500, 500): for b in range(-500, 500): if a**5 - b**5 == x: print(a, b)
s722604340
Accepted
23
8,948
601
memorization_dict = dict() max_number = 10 ** 13 i = 0 power_value = 0 while power_value <= max_number: power_value = i ** 5 memorization_dict[power_value] = i i += 1 X = int(input()) solution_1 = 0 solution_2 = 0 for B in memorization_dict.keys(): A = X + B if A in memorization_dict.keys(): ...
s072613710
p03485
u774411119
2,000
262,144
Wrong Answer
19
3,316
99
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.
A=input() B=A.split(" ") a=int(B[0]) b=int(B[1]) c=a+b import math avg=math.floor(c/2)+1 print(avg)
s584295455
Accepted
17
3,060
148
A=input() B=A.split(" ") a=int(B[0]) b=int(B[1]) c=a+b avg=c/2 iavg=int(c/2) if avg==iavg: print(iavg) else: import math print(math.floor(avg)+1)
s379856519
p03477
u686036872
2,000
262,144
Wrong Answer
18
2,940
111
A balance scale tips to the left if L>R, where L is the total weight of the masses on the left pan and R is the total weight of the masses on the right pan. Similarly, it balances if L=R, and tips to the right if L<R. Takahashi placed a mass of weight A and a mass of weight B on the left pan of a balance scale, and pl...
A, B, C, D = map(str, input().split()) L=A+B R=C+D print("left" if R < L else "right" if R > L else "Balanced")
s849880289
Accepted
17
2,940
96
A, B, C, D = map(int, input().split()) print(["Balanced","Left","Right"][A+B>C+D or -(A+B<C+D)])
s014072122
p02607
u211496288
2,000
1,048,576
Wrong Answer
25
9,124
165
We have N squares assigned the numbers 1,2,3,\ldots,N. Each square has an integer written on it, and the integer written on Square i is a_i. How many squares i satisfy both of the following conditions? * The assigned number, i, is odd. * The written integer is odd.
n = int(input()) a = list(map(int, input().split())) count = 0 for i in range(n): if (i + 1) % 2 == 0: if a[i] % 2 == 0: count += 1 print(count)
s749962163
Accepted
25
9,080
166
n = int(input()) a = list(map(int, input().split())) count = 0 for i in range(n): if (i + 1) % 2 != 0: if a[i] % 2 != 0: count += 1 print(count)
s498966261
p02865
u246975555
2,000
1,048,576
Wrong Answer
17
2,940
33
How many ways are there to choose two distinct positive integers totaling N, disregarding the order?
n = int(input()) print(int(n//2))
s367690282
Accepted
18
2,940
81
n = int(input()) if n % 2 == 0: print(int(n/2 - 1)) else: print(int((n-1)/2))
s118021394
p02612
u853728588
2,000
1,048,576
Wrong Answer
27
9,148
73
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.
n = int(input()) count = n // 1000 total = n - count * 1000 print(total)
s166840205
Accepted
37
9,136
140
n = int(input()) if n % 1000 != 0: count = n // 1000 total = (count+1) * 1000 - n print(total) elif n % 1000 == 0: print(0)
s786420352
p03474
u931636178
2,000
262,144
Wrong Answer
18
3,060
261
The postal code in Atcoder Kingdom is A+B+1 characters long, its (A+1)-th character is a hyphen `-`, and the other characters are digits from `0` through `9`. You are given a string S. Determine whether it follows the postal code format in Atcoder Kingdom.
A, B = map(int,input().split()) S = list(input()) ans = True if len(S) != (A+B+1): ans = False elif S.count("-") != 1: ans = False elif S.index("-") != A: ans = False elif S != [i for i in S if i.isdecimal() or i == "-"]: ans = False print(ans)
s902172938
Accepted
18
3,060
297
A, B = map(int,input().split()) S = list(input()) ans = True if len(S) != (A+B+1): ans = False elif S.count("-") != 1: ans = False elif S.index("-") != A: ans = False elif S != [i for i in S if i.isdecimal() or i == "-"]: ans = False if ans: print("Yes") else: print("No")
s125836064
p03672
u112317104
2,000
262,144
Wrong Answer
17
3,060
269
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...
A = list(input()) while A: count = 0 length = len(A) half = length // 2 for i in range(half): if A[i] == A[half + i]: count += 1 if i == half - 1: break if count != 0: break A = A[:-2] print(count)
s116791003
Accepted
17
2,940
165
A = list(input()) count = 0 while A: A = A[:-2] lenght = len(A) // 2 if A[lenght:] == A[:lenght]: count = lenght * 2 break print(count)
s153344806
p03140
u514222361
2,000
1,048,576
Wrong Answer
19
3,064
424
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...
# -*- coding: utf-8 -*- import sys import math n = int(input()) s = [] for i in range(3): s.append(input()) num = [] for i in range(3): num2 = [] for j in range(3): max_n = 0 if i != j: for k in range(len(s[0])): if s[i][k] != s[j][k]: ma...
s805639493
Accepted
19
3,064
378
# -*- coding: utf-8 -*- import sys import math n = int(input()) s = [] for i in range(3): s.append(input()) num = 0 for i in range(n): if s[0][i] == s[1][i] == s[2][i]: num = num elif s[0][i] == s[1][i]: num += 1 elif s[0][i] == s[2][i]: num += 1 elif s[1][i] == s[2][i]...
s479240398
p03545
u203900263
2,000
262,144
Wrong Answer
17
3,060
212
Sitting in a station waiting room, Joisino is gazing at her train ticket. The ticket is numbered with four digits A, B, C and D in this order, each between 0 and 9 (inclusive). In the formula A op1 B op2 C op3 D = 7, replace each of the symbols op1, op2 and op3 with `+` or `-` so that the formula holds. The given in...
A, B, C, D = list(input()) op = ['+', '-'] for i in range(7): formula = A + op[(i >> 0) & 1] + B + op[(i >> 1) & 1] + C + op[(i >> 2) & 1] + D if eval(formula) == 7: print(formula) break
s919505679
Accepted
17
3,060
219
A, B, C, D = list(input()) op = ['+', '-'] for i in range(7): formula = A + op[(i >> 0) & 1] + B + op[(i >> 1) & 1] + C + op[(i >> 2) & 1] + D if eval(formula) == 7: print(formula + '=7') break
s817616311
p04029
u331360010
2,000
262,144
Wrong Answer
18
2,940
33
There are N children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give 1 candy to the first child in the line, 2 candies to the second child, ..., N candies to the N-th child. How many candies will be necessary in total?
n = int(input()) print(n*(n-1)/2)
s602394418
Accepted
17
2,940
34
n = int(input()) print(n*(n+1)//2)
s327545323
p03469
u241234955
2,000
262,144
Wrong Answer
17
2,940
61
On some day in January 2018, Takaki is writing a document. The document has a column where the current date is written in `yyyy/mm/dd` format. For example, January 23, 2018 should be written as `2018/01/23`. After finishing the document, she noticed that she had mistakenly wrote `2017` at the beginning of the date col...
S = input() #2017/01/07 S = S.replace(S[3], "8") print(S)
s896030783
Accepted
17
2,940
50
S = input() S = S.replace(S[3], "8", 1) print(S)
s522229741
p02602
u024340351
2,000
1,048,576
Wrong Answer
136
31,492
165
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())) for i in range (0, N-K): if A[i] < A[K]: print('Yes') else: print('No')
s461170935
Accepted
148
31,608
167
N, K = map(int, input().split()) A = list(map(int, input().split())) for i in range (0, N-K): if A[i] < A[K+i]: print('Yes') else: print('No')
s208907180
p03548
u999893056
2,000
262,144
Wrong Answer
17
2,940
102
We have a long seat of width X centimeters. There are many people who wants to sit here. A person sitting on the seat will always occupy an interval of length Y centimeters. We would like to seat as many people as possible, but they are all very shy, and there must be a gap of length at least Z centimeters between two...
x , y, z = map(int, input().split()) a = x // (y+z) if x - y*a < y: print(a) else: print(a+1)
s540504827
Accepted
17
2,940
62
a, b, c = map(int, input().split()) print((a - c)// (b + c))
s567197989
p02275
u487861672
1,000
131,072
Wrong Answer
20
5,604
374
Counting sort can be used for sorting elements in an array which each of the n input elements is an integer in the range 0 to k. The idea of counting sort is to determine, for each input element x, the number of elements less than x as C[x]. This information can be used to place element x directly into its position in ...
def counting_sort(A, k): B = [0] * len(A) C = [0] * k for a in A: C[a] += 1 for i in range(1, k): C[i] += C[i - 1] for a in reversed(A): print(a, C[a]) B[C[a] - 1] = a C[a] -= 1 return B def main(): n = int(input()) A = [int(x) for x in input...
s457688283
Accepted
2,060
224,248
344
def counting_sort(A, k): B = [0] * len(A) C = [0] * k for a in A: C[a] += 1 for i in range(1, k): C[i] += C[i - 1] for a in A: B[C[a] - 1] = a C[a] -= 1 return B def main(): n = int(input()) A = [int(x) for x in input().split()] print(*counting_s...
s502291936
p03473
u865646085
2,000
262,144
Wrong Answer
17
2,940
38
How many hours do we have until New Year at M o'clock (24-hour notation) on 30th, December?
a = int(input()) ans = 48 - a print(a)
s803094936
Accepted
17
2,940
41
a = int(input()) ans = 48 - a print(ans)
s241443468
p03645
u057993957
2,000
262,144
Wrong Answer
1,011
78,780
420
In Takahashi Kingdom, there is an archipelago of N islands, called Takahashi Islands. For convenience, we will call them Island 1, Island 2, ..., Island N. There are M kinds of regular boat services between these islands. Each service connects two islands. The i-th service connects Island a_i and Island b_i. Cat Snuk...
n, m = list(map(int, input().split())) ab = [list(map(int, input().split())) for i in range(m)] if m == 1: print("IMPOSSIBLE") else: root = [[] for i in range(n)] for a, b in ab: root[a-1].append(b-1) print(root) flag = False for i in range(len(root)): for j in root[i]: if n-1 in root[j]:...
s789694573
Accepted
953
72,508
369
n, m = list(map(int, input().split())) ab = [list(map(int, input().split())) for i in range(m)] if m == 1: print("IMPOSSIBLE") else: root = [[] for i in range(n)] for a, b in ab: root[a-1].append(b-1) flag = False for j in root[0]: if n-1 in root[j]: flag = True break print("POSSIB...
s643827558
p03378
u845573105
2,000
262,144
Wrong Answer
29
9,116
164
There are N + 1 squares arranged in a row, numbered 0, 1, ..., N from left to right. Initially, you are in Square X. You can freely travel between adjacent squares. Your goal is to reach Square 0 or Square N. However, for each i = 1, 2, ..., M, there is a toll gate in Square A_i, and traveling to Square A_i incurs a c...
N, M, X = map(int, input().split()) A = list(map(int, input().split())) c = [0 for i in range(N+1)] for a in A: c[a] = 1 ans = sum(A[:X+1]) print(min(ans, M-ans))
s749708697
Accepted
25
9,092
164
N, M, X = map(int, input().split()) A = list(map(int, input().split())) c = [0 for i in range(N+1)] for a in A: c[a] = 1 ans = sum(c[:X+1]) print(min(ans, M-ans))
s992888372
p03795
u827141374
2,000
262,144
Wrong Answer
17
2,940
38
Snuke has a favorite restaurant. The price of any meal served at the restaurant is 800 yen (the currency of Japan), and each time a customer orders 15 meals, the restaurant pays 200 yen back to the customer. So far, Snuke has ordered N meals at the restaurant. Let the amount of money Snuke has paid to the restaurant ...
a=int(input()) print(a*800-(a%15)*200)
s747625745
Accepted
17
2,940
39
a=int(input()) print(a*800-(a//15)*200)
s062580818
p03455
u947823593
2,000
262,144
Wrong Answer
17
2,940
149
AtCoDeer the deer found two positive integers, a and b. Determine whether the product of a and b is even or odd.
s = input() a,b = list(map(lambda x: int(x), s.split(" "))) print(a) print(b) if a % 2 == 0 or b % 2 == 0: print("Even") else: print("Odd")
s355204103
Accepted
18
2,940
131
s = input() a,b = list(map(lambda x: int(x), s.split(" "))) if a % 2 == 0 or b % 2 == 0: print("Even") else: print("Odd")
s535745953
p03863
u930705402
2,000
262,144
Wrong Answer
31
9,144
153
There is a string s of length 3 or greater. No two neighboring characters in s are equal. Takahashi and Aoki will play a game against each other. The two players alternately performs the following operation, Takahashi going first: * Remove one of the characters in s, excluding both ends. However, a character cannot...
s=input() N=len(s) if s[0]==s[1]: if N%2: print('Second') else: print('First') else: if N%2: print('First') else: print('Second')
s980917260
Accepted
32
9,148
154
s=input() N=len(s) if s[0]==s[-1]: if N%2: print('Second') else: print('First') else: if N%2: print('First') else: print('Second')
s131938570
p03815
u252805217
2,000
262,144
Wrong Answer
24
3,064
86
Snuke has decided to play with a six-sided die. Each of its six sides shows an integer 1 through 6, and two numbers on opposite sides always add up to 7. Snuke will first put the die on the table with an arbitrary side facing upward, then repeatedly perform the following operation: * Operation: Rotate the die 90° t...
x = int(input()) n = (x - 1) // 11 * 2 p = 2 if (x - 1) % 11 > 7 else 1 print(n + p)
s038615290
Accepted
23
3,064
152
x = int(input()) n = (x - 1) // 11 * 2 p = 2 if (x - 1) % 11 > 5 else 1 print(n + p)
s666200001
p02239
u357267874
1,000
131,072
Wrong Answer
40
6,836
520
Write a program which reads an directed graph $G = (V, E)$, and finds the shortest distance from vertex $1$ to each vertex (the number of edges in the shortest path). Vertices are identified by IDs $1, 2, ... n$.
from queue import Queue n = int(input()) A = [[0 for i in range(n)] for j in range(n)] d = [0 for i in range(n)] for i in range(n): u, k, *v = list(map(int, input().split())) for j in v: A[int(u)-1][int(j)-1] = 1 q = Queue() q.put(0) d[0] = 0 while not q.empty(): u = q.get() # print('visited...
s003671500
Accepted
40
6,928
443
from queue import Queue n = int(input()) A = [[0 for i in range(n)] for j in range(n)] d = [-1] * n for i in range(n): u, k, *v = list(map(int, input().split())) for j in v: A[int(u)-1][int(j)-1] = 1 q = Queue() q.put(0) d[0] = 0 while not q.empty(): u = q.get() for v in range(n): ...
s931841288
p04043
u169657264
2,000
262,144
Wrong Answer
17
2,940
134
Iroha loves _Haiku_. Haiku is a short form of Japanese poetry. A Haiku consists of three phrases with 5, 7 and 5 syllables, in this order. To create a Haiku, Iroha has come up with three different phrases. These phrases have A, B and C syllables, respectively. Determine whether she can construct a Haiku by using each ...
s = list(map(int, input().split())) s.sort() print(s) if s[0] == 5 and s[1] == 5 and s[2] == 7: print("YES") else: print("NO")
s329119771
Accepted
21
3,316
109
s = list(map(int, input().split())) if s.count(5) == 2 and s.count(7): print("YES") else: print("NO")
s511111541
p03503
u785578220
2,000
262,144
Wrong Answer
74
3,444
329
Joisino is planning to open a shop in a shopping street. Each of the five weekdays is divided into two periods, the morning and the evening. For each of those ten periods, a shop must be either open during the whole period, or closed during the whole period. Naturally, a shop must be open during at least one of those ...
N = int(input()) F = [int(input().replace(' ', ''), 2) for _ in range(N)] P = [list(map(int,input().split())) for _ in range(N)] print(N,F,P) ans = -(10**9+7) for i in range(1, 2**10): tmp = 0 for f, p in zip(F, P): tmp += p[bin(f&i).count('1')] #print(f,i,p[bin(f&i).count('1')]) ans = max(ans, tmp) pr...
s781482019
Accepted
71
3,060
329
N = int(input()) F = [int(input().replace(' ', ''), 2) for _ in range(N)] P = [list(map(int,input().split())) for _ in range(N)] #print(N,F,P) ans = -(10**9+7) for i in range(1, 2**10): tmp = 0 for f, p in zip(F, P): tmp += p[bin(f&i).count('1')] #print(f,i,p[bin(f&i).count('1')]) ans = max(ans, tmp) pr...
s435506068
p03080
u170765582
2,000
1,048,576
Wrong Answer
18
2,940
52
There are N people numbered 1 to N. Each person wears a red hat or a blue hat. You are given a string s representing the colors of the people. Person i wears a red hat if s_i is `R`, and a blue hat if s_i is `B`. Determine if there are more people wearing a red hat than people wearing a blue hat.
print('YNeos'[int(input())/2<input().count('R')::2])
s546867565
Accepted
17
2,940
53
print('YNeos'[int(input())/2>=input().count('R')::2])
s792504600
p02831
u939024456
2,000
1,048,576
Wrong Answer
17
2,940
248
Takahashi is organizing a party. At the party, each guest will receive one or more snack pieces. Takahashi predicts that the number of guests at this party will be A or B. Find the minimum number of pieces that can be evenly distributed to the guests in both of the cases predicted. We assume that a piece cannot be ...
A, B = list(map(int, input().split())) large = A if A > B else B small = A if A < B else B multi = small reminder = large % small while reminder != 0: multi = reminder reminder = small % reminder cross = large/multi print(cross*small)
s921262666
Accepted
17
2,940
278
A, B = list(map(int, input().split())) large = A if A > B else B small = A if A < B else B def gcd(large, small): r = large % small while r != 0: large = small small = r r = large % small return small print(large*small//gcd(large, small))
s405427378
p03693
u324549724
2,000
262,144
Wrong Answer
17
2,940
95
AtCoDeer has three cards, one red, one green and one blue. An integer between 1 and 9 (inclusive) is written on each card: r on the red card, g on the green card and b on the blue card. We will arrange the cards in the order red, green and blue from left to right, and read them as a three-digit integer. Is this i...
r, g, b = map(int, input().split()) if (100*r+10*b+g)%4 == 0 : print('YES') else : print('NO')
s319966579
Accepted
17
2,940
95
r, g, b = map(int, input().split()) if (100*r+10*g+b)%4 == 0 : print('YES') else : print('NO')
s725053192
p03658
u492749916
2,000
262,144
Wrong Answer
17
2,940
104
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= list(map(int, input().split())) l = list(map(int, input().split())) print(sum(sorted(l)[-K-1:]))
s451536893
Accepted
17
2,940
102
N, K= list(map(int, input().split())) l = list(map(int, input().split())) print(sum(sorted(l)[-K:]))
s619450242
p03891
u461727381
2,000
262,144
Wrong Answer
17
3,064
155
A 3×3 grid with a integer written in each square, is called a magic square if and only if the integers in each row, the integers in each column, and the integers in each diagonal (from the top left corner to the bottom right corner, and from the top right corner to the bottom left corner), all add up to the same sum. ...
a=int(input()) b=int(input()) c=int(input()) li1=[a,b,3*c-a-b] li2=[4*c-2*a-b,2*c-b,2*a+b-2*c] li3=[a+b-c,2*c-b,2*c-a] print(*li1) print(*li2) print(*li3)
s167221804
Accepted
17
3,060
151
a=int(input()) b=int(input()) c=int(input()) li1=[a,b,3*c-a-b] li2=[4*c-2*a-b,c,2*a+b-2*c] li3=[a+b-c,2*c-b,2*c-a] print(*li1) print(*li2) print(*li3)
s876348024
p03089
u456353530
2,000
1,048,576
Wrong Answer
19
3,064
384
Snuke has an empty sequence a. He will perform N operations on this sequence. In the i-th operation, he chooses an integer j satisfying 1 \leq j \leq i, and insert j at position j in a (the beginning is position 1). You are given a sequence b of length N. Determine if it is possible that a is equal to b after N oper...
N = int(input()) b = list(map(int, input().split())) for i in range(N): if i + 1 < b[i]: print("-1") exit() b.reverse() L = [] for i in range(1, N + 1): cnt = 0 for j in range(0, N): if i == 1: if b[j] == i: L.append(i) else: if b[j] == i: L.insert(i + cnt - 1, i) ...
s492293791
Accepted
20
3,064
398
N = int(input()) b = list(map(int, input().split())) for i in range(N): if i + 1 < b[i]: print("-1") exit() b.reverse() L = [] for i in range(1, N + 1): cnt = 0 for j in range(0, N): if i == 1: if b[j] == i: L.append(i) else: if b[j] == i: L.insert(i + cnt - 1, i) ...
s306330742
p03796
u493813116
2,000
262,144
Wrong Answer
17
3,060
60
Snuke loves working out. He is now exercising N times. Before he starts exercising, his _power_ is 1. After he exercises for the i-th time, his power gets multiplied by i. Find Snuke's power after he exercises N times. Since the answer can be extremely large, print the answer modulo 10^{9}+7.
# ABC 055 B N = int(input()) print(2 ** (N-1) % 1000000007)
s844234449
Accepted
37
2,940
95
# ABC 055 B N = int(input()) p = 1 for i in range(1, N+1): p = p * i % 1000000007 print(p)
s077057927
p02694
u942356554
2,000
1,048,576
Time Limit Exceeded
2,205
9,096
81
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...
p=int(input()) k=100 o=0 j=0 while p>k: k1=k+(k*101)//10000 o+=1 print(o)
s099705058
Accepted
23
9,228
121
def main(p): k=100 a=0 while k<p: k=(k+k*0.01)//1 a+=1 print(a) p=int(input()) main(p)
s658318643
p03149
u643817184
2,000
1,048,576
Wrong Answer
22
3,316
257
You are given four digits N_1, N_2, N_3 and N_4. Determine if these can be arranged into the sequence of digits "1974".
import sys, re P = r'(.*)k(.*)e(.*)y(.*)e(.*)n(.*)c(.*)e(.*)' s = input().rstrip('\n') m = re.match(P, s) if m is not None: print([ x for x in m.groups() if x]) if len([ x for x in m.groups() if x]) <= 1: print('YES') sys.exit() print('NO')
s916027034
Accepted
17
2,940
170
import sys M = [1, 7, 9, 4] N = [ int(s) for s in input().rstrip('\n').split(' ')] for m in M: if m not in N: break else: print('YES') sys.exit() print('NO')
s273254098
p03565
u841623074
2,000
262,144
Wrong Answer
17
3,064
474
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() def ga(i,t): turn=0 for k in range(len(t)): if s[-(i+k)]!=t[-(k+1)] and s[-(i+k)]!='?': break else: turn+=1 return turn li=list(s) li2=list(t) for i in range(1,len(s)-len(t)+1): if ga(i,t)==1: for k in range(len(t)): print(i,k) ...
s891231641
Accepted
17
3,064
445
s=input() t=input() def ga(i,t): turn=0 for k in range(len(t)): if s[-(i+k)]!=t[-(k+1)] and s[-(i+k)]!='?': break else: turn+=1 return turn li=list(s) li2=list(t) for i in range(1,len(s)-len(t)+2): if ga(i,t)==1: for k in range(len(t)): li[-(i+k)]=li2[...
s631476611
p02388
u896065593
1,000
131,072
Wrong Answer
30
7,620
72
Write a program which calculates the cube of a given integer x.
x = int(input('please input number > ')) ans = int(x * x * x) print(ans)
s064356664
Accepted
30
7,632
38
x = int(input()) print(int(x * x * x))
s860996782
p02612
u933650305
2,000
1,048,576
Wrong Answer
27
9,072
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.
N=int(input()) print(N%1000)
s030697029
Accepted
28
9,124
66
N=int(input()) if N%1000==0: print(0) else: print(1000-N%1000)
s965365186
p03997
u174040991
2,000
262,144
Wrong Answer
2,206
8,980
356
You are given a trapezoid. The lengths of its upper base, lower base, and height are a, b, and h, respectively. An example of a trapezoid Find the area of this trapezoid.
a,b,c = [str(input()) for i in range(3)] current = 'a' while True: cur = current[len(current)-1] if cur == 'a': current+=a[0] a=a[1:] elif cur == 'b': current+=b[0] b=b[1:] elif cur == 'c': current+=c[0] c=c[1:] if a == '' or b =='' or c =='': print(current[...
s369052351
Accepted
28
9,108
62
a,b,h = [int(input()) for i in range(3)] print(int((a+b)/2*h))