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Provide tags and a correct Python 3 solution for this coding contest problem. A few years ago, Hitagi encountered a giant crab, who stole the whole of her body weight. Ever since, she tried to avoid contact with others, for fear that this secret might be noticed. To get rid of the oddity and recover her weight, a spe...
instruction
0
33,925
2
67,850
Tags: constructive algorithms, greedy, implementation, sortings Correct Solution: ``` import sys input = sys.stdin.readline n,k = map(int,input().split()) a = list(map(int,input().split())) b = list(map(int,input().split())) b = sorted(b,reverse = True) j = 0 for i in range(0,n): if(a[i]==0): a[i] = b[j] j+=1 ca =...
output
1
33,925
2
67,851
Provide tags and a correct Python 3 solution for this coding contest problem. Valery is very interested in magic. Magic attracts him so much that he sees it everywhere. He explains any strange and weird phenomenon through intervention of supernatural forces. But who would have thought that even in a regular array of n...
instruction
0
33,934
2
67,868
Tags: math Correct Solution: ``` from sys import * from bisect import * from collections import * from itertools import * from fractions import * from datetime import * from math import * Input = [] #stdin = open('in', 'r') #stdout = open('out', 'w') ## for i, val in enumerate(array, start_i_value) def Out(x): ...
output
1
33,934
2
67,869
Provide tags and a correct Python 3 solution for this coding contest problem. Valery is very interested in magic. Magic attracts him so much that he sees it everywhere. He explains any strange and weird phenomenon through intervention of supernatural forces. But who would have thought that even in a regular array of n...
instruction
0
33,935
2
67,870
Tags: math Correct Solution: ``` n = int(input()) l = list(map(int, input().split())) ans = 0 c = 1 temp = l[0] for i in range(1, n): if temp==l[i]: c+=1 else: ans+=((c*(c+1))//2) c=1 temp=l[i] print(ans+(c*(c+1))//2) ```
output
1
33,935
2
67,871
Provide tags and a correct Python 3 solution for this coding contest problem. Valery is very interested in magic. Magic attracts him so much that he sees it everywhere. He explains any strange and weird phenomenon through intervention of supernatural forces. But who would have thought that even in a regular array of n...
instruction
0
33,936
2
67,872
Tags: math Correct Solution: ``` t = int(input()) a = list(map(int, input().split())) #a.sort() n = 1 res = 0 for i in range(t - 1): if a[i + 1] == a[i]: n += 1 else: res += (n * (n + 1)) // 2 n = 1 res += (n * (n + 1)) // 2 print(res) ```
output
1
33,936
2
67,873
Provide tags and a correct Python 3 solution for this coding contest problem. Valery is very interested in magic. Magic attracts him so much that he sees it everywhere. He explains any strange and weird phenomenon through intervention of supernatural forces. But who would have thought that even in a regular array of n...
instruction
0
33,937
2
67,874
Tags: math Correct Solution: ``` def nCr(n, r): m = 1 for i in range(n, n - r, -1): m *= i return int(m // 2) n, a, coin, ans = int(input()), list(map(int, input().split())), 1, 0 for i in range(n): if i > 0 and a[i] == a[i - 1]: coin += 1 else: ans += nCr(coin, 2) ...
output
1
33,937
2
67,875
Provide tags and a correct Python 3 solution for this coding contest problem. Valery is very interested in magic. Magic attracts him so much that he sees it everywhere. He explains any strange and weird phenomenon through intervention of supernatural forces. But who would have thought that even in a regular array of n...
instruction
0
33,938
2
67,876
Tags: math Correct Solution: ``` n, a = int(input()), list(map(int, input().split())) consequtive, ans = 1, 0 for i in range(1, n): if a[i] == a[i - 1]: consequtive += 1 else: ans += (consequtive * consequtive - consequtive) // 2 + consequtive consequtive = 1 print(ans + ((consequtive * consequtive - co...
output
1
33,938
2
67,877
Provide tags and a correct Python 3 solution for this coding contest problem. Valery is very interested in magic. Magic attracts him so much that he sees it everywhere. He explains any strange and weird phenomenon through intervention of supernatural forces. But who would have thought that even in a regular array of n...
instruction
0
33,939
2
67,878
Tags: math Correct Solution: ``` import os import sys import math import heapq from decimal import * from io import BytesIO, IOBase from collections import defaultdict, deque def r(): return int(input()) def rm(): return map(int,input().split()) def rl(): return list(map(int,input().split())) n = r() a = ...
output
1
33,939
2
67,879
Provide tags and a correct Python 3 solution for this coding contest problem. Valery is very interested in magic. Magic attracts him so much that he sees it everywhere. He explains any strange and weird phenomenon through intervention of supernatural forces. But who would have thought that even in a regular array of n...
instruction
0
33,940
2
67,880
Tags: math Correct Solution: ``` from sys import stdin, stdout from math import factorial n = int(stdin.readline()) values = list(map(int, stdin.readline().split())) ans = 0 cnt = 1 for i in range(1, n): if values[i] != values[i - 1]: ans += cnt * (cnt + 1) // 2 cnt = 1 else: cnt += 1 ...
output
1
33,940
2
67,881
Provide tags and a correct Python 3 solution for this coding contest problem. Valery is very interested in magic. Magic attracts him so much that he sees it everywhere. He explains any strange and weird phenomenon through intervention of supernatural forces. But who would have thought that even in a regular array of n...
instruction
0
33,941
2
67,882
Tags: math Correct Solution: ``` input() c=0 #For tracking the current count of consecutive numbers a=0 #For keeping track of previous number ans=0 for i in input().split(): c=(a==i)*c+1 a=i ans+=c print(ans) ```
output
1
33,941
2
67,883
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Valery is very interested in magic. Magic attracts him so much that he sees it everywhere. He explains any strange and weird phenomenon through intervention of supernatural forces. But who would...
instruction
0
33,942
2
67,884
Yes
output
1
33,942
2
67,885
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Valery is very interested in magic. Magic attracts him so much that he sees it everywhere. He explains any strange and weird phenomenon through intervention of supernatural forces. But who would...
instruction
0
33,943
2
67,886
Yes
output
1
33,943
2
67,887
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Valery is very interested in magic. Magic attracts him so much that he sees it everywhere. He explains any strange and weird phenomenon through intervention of supernatural forces. But who would...
instruction
0
33,944
2
67,888
Yes
output
1
33,944
2
67,889
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Valery is very interested in magic. Magic attracts him so much that he sees it everywhere. He explains any strange and weird phenomenon through intervention of supernatural forces. But who would...
instruction
0
33,945
2
67,890
Yes
output
1
33,945
2
67,891
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Valery is very interested in magic. Magic attracts him so much that he sees it everywhere. He explains any strange and weird phenomenon through intervention of supernatural forces. But who would...
instruction
0
33,946
2
67,892
No
output
1
33,946
2
67,893
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Valery is very interested in magic. Magic attracts him so much that he sees it everywhere. He explains any strange and weird phenomenon through intervention of supernatural forces. But who would...
instruction
0
33,947
2
67,894
No
output
1
33,947
2
67,895
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Valery is very interested in magic. Magic attracts him so much that he sees it everywhere. He explains any strange and weird phenomenon through intervention of supernatural forces. But who would...
instruction
0
33,948
2
67,896
No
output
1
33,948
2
67,897
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Valery is very interested in magic. Magic attracts him so much that he sees it everywhere. He explains any strange and weird phenomenon through intervention of supernatural forces. But who would...
instruction
0
33,949
2
67,898
No
output
1
33,949
2
67,899
Provide a correct Python 3 solution for this coding contest problem. Brave Ponta has finally arrived at the final dungeon. This is a dark wilderness in front of the fort of the evil emperor Boromos, with fairly strong monsters guarding their territories. <image> Figure 1: Wilderness As shown in Fig. 1, the wildern...
instruction
0
34,201
2
68,402
"Correct Solution: ``` # AOJ 1050 The Last Dungeon # Python3 2018.7.7 bal4u import math import heapq EPS = 1e-8 pp0 = [0j, 4+0j, 4+4j, 4j] def EQ(a,b): return abs(a-b)<EPS def PPeQ(a,b): return EQ(a.real, b.real) and EQ(a.imag, b.imag) def dcmp(x): if PPeQ(x, 0): return 0 return -1 if x <= 0 else 1 def cross(a, b)...
output
1
34,201
2
68,403
Provide tags and a correct Python 3 solution for this coding contest problem. Melody Pond was stolen from her parents as a newborn baby by Madame Kovarian, to become a weapon of the Silence in their crusade against the Doctor. Madame Kovarian changed Melody's name to River Song, giving her a new identity that allowed ...
instruction
0
34,334
2
68,668
Tags: brute force, math, number theory Correct Solution: ``` # prottoyfuad # python was named after the tv show : # Monty Python's Flying Circus # NOT THE REPTILE n = int(input()) if n & 1 and n > 4: print("1 " + str((n - 3) // 2)) else: print("NO") ```
output
1
34,334
2
68,669
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. One day Natalia was walking in the woods when she met a little mushroom gnome. The gnome told her the following story: Everybody knows that the mushroom gnomes' power lies in the magic mushroom...
instruction
0
34,457
2
68,914
No
output
1
34,457
2
68,915
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. One day Natalia was walking in the woods when she met a little mushroom gnome. The gnome told her the following story: Everybody knows that the mushroom gnomes' power lies in the magic mushroom...
instruction
0
34,458
2
68,916
No
output
1
34,458
2
68,917
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. One day Natalia was walking in the woods when she met a little mushroom gnome. The gnome told her the following story: Everybody knows that the mushroom gnomes' power lies in the magic mushroom...
instruction
0
34,459
2
68,918
No
output
1
34,459
2
68,919
Provide tags and a correct Python 3 solution for this coding contest problem. Naruto has sneaked into the Orochimaru's lair and is now looking for Sasuke. There are T rooms there. Every room has a door into it, each door can be described by the number n of seals on it and their integer energies a_1, a_2, ..., a_n. All...
instruction
0
34,460
2
68,920
Tags: constructive algorithms, math Correct Solution: ``` for i in range(int(input())): n = int(input()) a = input().split() print(*[str(-int(a[k+1])) if k%2 == 0 else a[k-1] for k in range(len(a))]) ```
output
1
34,460
2
68,921
Provide tags and a correct Python 3 solution for this coding contest problem. Naruto has sneaked into the Orochimaru's lair and is now looking for Sasuke. There are T rooms there. Every room has a door into it, each door can be described by the number n of seals on it and their integer energies a_1, a_2, ..., a_n. All...
instruction
0
34,461
2
68,922
Tags: constructive algorithms, math Correct Solution: ``` t = int(input()) for q in range(t): n = int(input()) mass = [int(x) for x in input().split()] answer = [0] * n for i in range(n // 2): answer[i] = -mass[n - i - 1] answer[n - i - 1] = mass[i] print(*answer) ```
output
1
34,461
2
68,923
Provide tags and a correct Python 3 solution for this coding contest problem. Naruto has sneaked into the Orochimaru's lair and is now looking for Sasuke. There are T rooms there. Every room has a door into it, each door can be described by the number n of seals on it and their integer energies a_1, a_2, ..., a_n. All...
instruction
0
34,462
2
68,924
Tags: constructive algorithms, math Correct Solution: ``` for q in range(int(input())): n = int(input()) a = [int(i) for i in input().split()] for i in range(0, n, 2): print(-a[i + 1], a[i], end=' ') ```
output
1
34,462
2
68,925
Provide tags and a correct Python 3 solution for this coding contest problem. Naruto has sneaked into the Orochimaru's lair and is now looking for Sasuke. There are T rooms there. Every room has a door into it, each door can be described by the number n of seals on it and their integer energies a_1, a_2, ..., a_n. All...
instruction
0
34,463
2
68,926
Tags: constructive algorithms, math Correct Solution: ``` t = int(input()) b = [] for i in range(t): n = int(input()) for i in range(n): a = [int(i) for i in input().split()] b.append(a) break for k in range(len(b)): for j in range(1, len(b[k]), 2): print(b[k][j]*(-1), b[k][j-1], end=' ') print() ```
output
1
34,463
2
68,927
Provide tags and a correct Python 3 solution for this coding contest problem. Naruto has sneaked into the Orochimaru's lair and is now looking for Sasuke. There are T rooms there. Every room has a door into it, each door can be described by the number n of seals on it and their integer energies a_1, a_2, ..., a_n. All...
instruction
0
34,464
2
68,928
Tags: constructive algorithms, math Correct Solution: ``` a = int(input()) b = {} c = None d = None o = None for i in range(a): c = int(input()) b[i] = [int(i) for i in input().split()] for i in b.values(): for j, k in enumerate(i): if j % 2 == 0: continue d = k * -1 o = ...
output
1
34,464
2
68,929
Provide tags and a correct Python 3 solution for this coding contest problem. Naruto has sneaked into the Orochimaru's lair and is now looking for Sasuke. There are T rooms there. Every room has a door into it, each door can be described by the number n of seals on it and their integer energies a_1, a_2, ..., a_n. All...
instruction
0
34,465
2
68,930
Tags: constructive algorithms, math Correct Solution: ``` a = int(input()) y = str() for i in range(a): input() x = list(map(int, input().split())) for ii in range(0, len(x), 2): if x[ii + 1] < 0 or x[ii] < 0: if x[ii + 1] < 0 and x[ii] < 0: print(abs(x[ii + 1]), x[ii], e...
output
1
34,465
2
68,931
Provide tags and a correct Python 3 solution for this coding contest problem. Naruto has sneaked into the Orochimaru's lair and is now looking for Sasuke. There are T rooms there. Every room has a door into it, each door can be described by the number n of seals on it and their integer energies a_1, a_2, ..., a_n. All...
instruction
0
34,466
2
68,932
Tags: constructive algorithms, math Correct Solution: ``` from math import gcd t = int(input()) ans = [] for i in range(t): n = int(input()) arr = [int(i) for i in input().split()] tmp = [] itog = [] for j in arr: if len(tmp)<2: tmp.append(j) else: f,s = map(...
output
1
34,466
2
68,933
Provide tags and a correct Python 3 solution for this coding contest problem. Naruto has sneaked into the Orochimaru's lair and is now looking for Sasuke. There are T rooms there. Every room has a door into it, each door can be described by the number n of seals on it and their integer energies a_1, a_2, ..., a_n. All...
instruction
0
34,467
2
68,934
Tags: constructive algorithms, math Correct Solution: ``` t = int(input()) a = [] for i in range(t): n = int(input()) p = list(map(int, input().split())) for j in range(1, n//2+1): print(-p[-j], end = " ") for j in range(n//2 + 1, n+1): print(p[-j], end = " ") print("") ```
output
1
34,467
2
68,935
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Naruto has sneaked into the Orochimaru's lair and is now looking for Sasuke. There are T rooms there. Every room has a door into it, each door can be described by the number n of seals on it and...
instruction
0
34,468
2
68,936
Yes
output
1
34,468
2
68,937
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Naruto has sneaked into the Orochimaru's lair and is now looking for Sasuke. There are T rooms there. Every room has a door into it, each door can be described by the number n of seals on it and...
instruction
0
34,469
2
68,938
Yes
output
1
34,469
2
68,939
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Naruto has sneaked into the Orochimaru's lair and is now looking for Sasuke. There are T rooms there. Every room has a door into it, each door can be described by the number n of seals on it and...
instruction
0
34,470
2
68,940
Yes
output
1
34,470
2
68,941
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Naruto has sneaked into the Orochimaru's lair and is now looking for Sasuke. There are T rooms there. Every room has a door into it, each door can be described by the number n of seals on it and...
instruction
0
34,471
2
68,942
Yes
output
1
34,471
2
68,943
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Naruto has sneaked into the Orochimaru's lair and is now looking for Sasuke. There are T rooms there. Every room has a door into it, each door can be described by the number n of seals on it and...
instruction
0
34,472
2
68,944
No
output
1
34,472
2
68,945
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Naruto has sneaked into the Orochimaru's lair and is now looking for Sasuke. There are T rooms there. Every room has a door into it, each door can be described by the number n of seals on it and...
instruction
0
34,473
2
68,946
No
output
1
34,473
2
68,947
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Naruto has sneaked into the Orochimaru's lair and is now looking for Sasuke. There are T rooms there. Every room has a door into it, each door can be described by the number n of seals on it and...
instruction
0
34,474
2
68,948
No
output
1
34,474
2
68,949
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Naruto has sneaked into the Orochimaru's lair and is now looking for Sasuke. There are T rooms there. Every room has a door into it, each door can be described by the number n of seals on it and...
instruction
0
34,475
2
68,950
No
output
1
34,475
2
68,951
Provide a correct Python 3 solution for this coding contest problem. Takahashi and Aoki will have a battle using their monsters. The health and strength of Takahashi's monster are A and B, respectively, and those of Aoki's monster are C and D, respectively. The two monsters will take turns attacking, in the order Ta...
instruction
0
34,913
2
69,826
"Correct Solution: ``` a,b,c,d=map(int,input().split()) if (c-1)//b<=(a-1)//d: print("Yes") else: print("No") ```
output
1
34,913
2
69,827
Provide a correct Python 3 solution for this coding contest problem. Takahashi and Aoki will have a battle using their monsters. The health and strength of Takahashi's monster are A and B, respectively, and those of Aoki's monster are C and D, respectively. The two monsters will take turns attacking, in the order Ta...
instruction
0
34,914
2
69,828
"Correct Solution: ``` a,b,c,d = map(int,input().split()) if (a-1)//d+1 - ((c-1)//b+1) <0 : print('No') else: print('Yes') ```
output
1
34,914
2
69,829
Provide a correct Python 3 solution for this coding contest problem. Takahashi and Aoki will have a battle using their monsters. The health and strength of Takahashi's monster are A and B, respectively, and those of Aoki's monster are C and D, respectively. The two monsters will take turns attacking, in the order Ta...
instruction
0
34,915
2
69,830
"Correct Solution: ``` a,b,c,d=map(int,input().split()) print("Yes" if -c//b>=-a//d else "No") ```
output
1
34,915
2
69,831
Provide a correct Python 3 solution for this coding contest problem. Takahashi and Aoki will have a battle using their monsters. The health and strength of Takahashi's monster are A and B, respectively, and those of Aoki's monster are C and D, respectively. The two monsters will take turns attacking, in the order Ta...
instruction
0
34,916
2
69,832
"Correct Solution: ``` import math A,B,C,D=map(int,input().split()) print("Yes" if math.ceil(A/D) >= math.ceil(C/B) else "No") ```
output
1
34,916
2
69,833
Provide a correct Python 3 solution for this coding contest problem. Takahashi and Aoki will have a battle using their monsters. The health and strength of Takahashi's monster are A and B, respectively, and those of Aoki's monster are C and D, respectively. The two monsters will take turns attacking, in the order Ta...
instruction
0
34,917
2
69,834
"Correct Solution: ``` a,b,c,d=map(int,input().split()) taka=(c+b-1)//b ao=(a+d-1)//d print("Yes" if taka<=ao else "No") ```
output
1
34,917
2
69,835
Provide a correct Python 3 solution for this coding contest problem. Takahashi and Aoki will have a battle using their monsters. The health and strength of Takahashi's monster are A and B, respectively, and those of Aoki's monster are C and D, respectively. The two monsters will take turns attacking, in the order Ta...
instruction
0
34,918
2
69,836
"Correct Solution: ``` import math a,b,c,d=map(int,input().split()) x,y=math.ceil(a/d),math.ceil(c/b) print("Yes" if x>=y else "No") ```
output
1
34,918
2
69,837
Provide a correct Python 3 solution for this coding contest problem. Takahashi and Aoki will have a battle using their monsters. The health and strength of Takahashi's monster are A and B, respectively, and those of Aoki's monster are C and D, respectively. The two monsters will take turns attacking, in the order Ta...
instruction
0
34,919
2
69,838
"Correct Solution: ``` a, b, c, d = map(int, input().split()) print('No' if 0--c//b > 0--a//d else 'Yes') ```
output
1
34,919
2
69,839
Provide a correct Python 3 solution for this coding contest problem. Takahashi and Aoki will have a battle using their monsters. The health and strength of Takahashi's monster are A and B, respectively, and those of Aoki's monster are C and D, respectively. The two monsters will take turns attacking, in the order Ta...
instruction
0
34,920
2
69,840
"Correct Solution: ``` a,b,c,d=map(int,input().split()) ta=(c-1)//b+1 ao=(a-1)//d+1 print('Yes') if ta<=ao else print('No') ```
output
1
34,920
2
69,841
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Takahashi and Aoki will have a battle using their monsters. The health and strength of Takahashi's monster are A and B, respectively, and those of Aoki's monster are C and D, respectively. The...
instruction
0
34,921
2
69,842
Yes
output
1
34,921
2
69,843
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Takahashi and Aoki will have a battle using their monsters. The health and strength of Takahashi's monster are A and B, respectively, and those of Aoki's monster are C and D, respectively. The...
instruction
0
34,922
2
69,844
Yes
output
1
34,922
2
69,845
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Takahashi and Aoki will have a battle using their monsters. The health and strength of Takahashi's monster are A and B, respectively, and those of Aoki's monster are C and D, respectively. The...
instruction
0
34,923
2
69,846
Yes
output
1
34,923
2
69,847
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Takahashi and Aoki will have a battle using their monsters. The health and strength of Takahashi's monster are A and B, respectively, and those of Aoki's monster are C and D, respectively. The...
instruction
0
34,924
2
69,848
Yes
output
1
34,924
2
69,849