message
stringlengths
2
433k
message_type
stringclasses
2 values
message_id
int64
0
1
conversation_id
int64
113
108k
cluster
float64
12
12
__index_level_0__
int64
226
217k
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are given an array a of length n. We define fa the following way: * Initially fa = 0, M = 1; * for every 2 ≀ i ≀ n if aM < ai then we set fa = fa + aM and then set M = i. Calculate...
instruction
0
38,310
12
76,620
No
output
1
38,310
12
76,621
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are given an array a of length n. We define fa the following way: * Initially fa = 0, M = 1; * for every 2 ≀ i ≀ n if aM < ai then we set fa = fa + aM and then set M = i. Calculate...
instruction
0
38,311
12
76,622
No
output
1
38,311
12
76,623
Provide tags and a correct Python 3 solution for this coding contest problem. You are given an array of integers. Vasya can permute (change order) its integers. He wants to do it so that as many as possible integers will become on a place where a smaller integer used to stand. Help Vasya find the maximal number of suc...
instruction
0
38,602
12
77,204
Tags: combinatorics, data structures, math, sortings, two pointers Correct Solution: ``` from heapq import * n = int(input()) a = [int(i) for i in input().split()] a.sort() j = 0 for i in range(n): if a[i] > a[j]: j += 1 print(j) ```
output
1
38,602
12
77,205
Provide tags and a correct Python 3 solution for this coding contest problem. You are given an array of integers. Vasya can permute (change order) its integers. He wants to do it so that as many as possible integers will become on a place where a smaller integer used to stand. Help Vasya find the maximal number of suc...
instruction
0
38,603
12
77,206
Tags: combinatorics, data structures, math, sortings, two pointers Correct Solution: ``` from collections import deque n = int(input()) a = sorted([int(x) for x in input().split()]) res = 0 dq = deque() for x in a: if len(dq) and dq[0] < x: res += 1 dq.popleft() dq.append(x) print(res) ```
output
1
38,603
12
77,207
Provide tags and a correct Python 3 solution for this coding contest problem. You are given an array of integers. Vasya can permute (change order) its integers. He wants to do it so that as many as possible integers will become on a place where a smaller integer used to stand. Help Vasya find the maximal number of suc...
instruction
0
38,604
12
77,208
Tags: combinatorics, data structures, math, sortings, two pointers Correct Solution: ``` #!/usr/bin/env python3 # -*- coding: utf-8 -*- import time n = int(input()) a = [int(i) for i in input().split()] start = time.time() ans = 0 t = list(set(a)) t.sort() d = { i : 0 for i in t } for i in range(n): d...
output
1
38,604
12
77,209
Provide tags and a correct Python 3 solution for this coding contest problem. You are given an array of integers. Vasya can permute (change order) its integers. He wants to do it so that as many as possible integers will become on a place where a smaller integer used to stand. Help Vasya find the maximal number of suc...
instruction
0
38,605
12
77,210
Tags: combinatorics, data structures, math, sortings, two pointers Correct Solution: ``` m,n=int(input()),sorted(input().split()) i=0 for j in range(0,m): if n[j]>n[i]: i+=1 print(i) ```
output
1
38,605
12
77,211
Provide tags and a correct Python 3 solution for this coding contest problem. You are given an array of integers. Vasya can permute (change order) its integers. He wants to do it so that as many as possible integers will become on a place where a smaller integer used to stand. Help Vasya find the maximal number of suc...
instruction
0
38,606
12
77,212
Tags: combinatorics, data structures, math, sortings, two pointers Correct Solution: ``` n = int(input()) a = list(map(int, input().split())) a.sort() left = 0 for i in range(1, n): if a[left] < a[i]: left += 1 print(left) ```
output
1
38,606
12
77,213
Provide tags and a correct Python 3 solution for this coding contest problem. You are given an array of integers. Vasya can permute (change order) its integers. He wants to do it so that as many as possible integers will become on a place where a smaller integer used to stand. Help Vasya find the maximal number of suc...
instruction
0
38,607
12
77,214
Tags: combinatorics, data structures, math, sortings, two pointers Correct Solution: ``` # import collections from functools import cmp_to_key #key=cmp_to_key(lambda x,y: 1 if x not in y else -1 ) import math import sys def getIntList(): return list(map(int, input().split())) import bisect try : imp...
output
1
38,607
12
77,215
Provide tags and a correct Python 3 solution for this coding contest problem. You are given an array of integers. Vasya can permute (change order) its integers. He wants to do it so that as many as possible integers will become on a place where a smaller integer used to stand. Help Vasya find the maximal number of suc...
instruction
0
38,608
12
77,216
Tags: combinatorics, data structures, math, sortings, two pointers Correct Solution: ``` n = int(input()) a = list(map(int, input().split())) a.sort() i = 0 for j in range(n): if a[i] < a[j]: i = i + 1 print(i) ```
output
1
38,608
12
77,217
Provide tags and a correct Python 3 solution for this coding contest problem. You are given an array of integers. Vasya can permute (change order) its integers. He wants to do it so that as many as possible integers will become on a place where a smaller integer used to stand. Help Vasya find the maximal number of suc...
instruction
0
38,609
12
77,218
Tags: combinatorics, data structures, math, sortings, two pointers Correct Solution: ``` n = int(input()) a = list(map(int, input().split())) b = [i for i in a] a.sort() b.sort() c = 0 j = 0 for i in b: if i > a[j]: c += 1 j += 1 print (c) ```
output
1
38,609
12
77,219
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are given an array of integers. Vasya can permute (change order) its integers. He wants to do it so that as many as possible integers will become on a place where a smaller integer used to s...
instruction
0
38,610
12
77,220
Yes
output
1
38,610
12
77,221
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are given an array of integers. Vasya can permute (change order) its integers. He wants to do it so that as many as possible integers will become on a place where a smaller integer used to s...
instruction
0
38,611
12
77,222
Yes
output
1
38,611
12
77,223
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are given an array of integers. Vasya can permute (change order) its integers. He wants to do it so that as many as possible integers will become on a place where a smaller integer used to s...
instruction
0
38,612
12
77,224
Yes
output
1
38,612
12
77,225
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are given an array of integers. Vasya can permute (change order) its integers. He wants to do it so that as many as possible integers will become on a place where a smaller integer used to s...
instruction
0
38,613
12
77,226
Yes
output
1
38,613
12
77,227
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are given an array of integers. Vasya can permute (change order) its integers. He wants to do it so that as many as possible integers will become on a place where a smaller integer used to s...
instruction
0
38,614
12
77,228
No
output
1
38,614
12
77,229
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are given an array of integers. Vasya can permute (change order) its integers. He wants to do it so that as many as possible integers will become on a place where a smaller integer used to s...
instruction
0
38,615
12
77,230
No
output
1
38,615
12
77,231
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are given an array of integers. Vasya can permute (change order) its integers. He wants to do it so that as many as possible integers will become on a place where a smaller integer used to s...
instruction
0
38,616
12
77,232
No
output
1
38,616
12
77,233
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are given an array of integers. Vasya can permute (change order) its integers. He wants to do it so that as many as possible integers will become on a place where a smaller integer used to s...
instruction
0
38,617
12
77,234
No
output
1
38,617
12
77,235
Provide tags and a correct Python 3 solution for this coding contest problem. Drazil likes heap very much. So he created a problem with heap: There is a max heap with a height h implemented on the array. The details of this heap are the following: This heap contains exactly 2^h - 1 distinct positive non-zero integer...
instruction
0
38,788
12
77,576
Tags: constructive algorithms, data structures, greedy, implementation Correct Solution: ``` import io, os input = io.BytesIO(os.read(0,os.fstat(0).st_size)).readline T = int(input()) for _ in range(T): H, G = map(int, input().split()) A = [0] + list(map(int, input().split())) N = len(A) target_N = 2**G...
output
1
38,788
12
77,577
Provide tags and a correct Python 3 solution for this coding contest problem. Lord Omkar has permitted you to enter the Holy Church of Omkar! To test your worthiness, Omkar gives you a password which you must interpret! A password is an array a of n positive integers. You apply the following operation to the array: p...
instruction
0
38,821
12
77,642
Tags: greedy, math Correct Solution: ``` """ Perfection is achieved not when there is nothing more to add, but rather when there is nothing more to take away. """ import sys input = sys.stdin.readline # from bisect import bisect_left as lower_bound; # from bisect import bisect_right as upper_bound; # from math import ...
output
1
38,821
12
77,643
Provide tags and a correct Python 3 solution for this coding contest problem. Lord Omkar has permitted you to enter the Holy Church of Omkar! To test your worthiness, Omkar gives you a password which you must interpret! A password is an array a of n positive integers. You apply the following operation to the array: p...
instruction
0
38,822
12
77,644
Tags: greedy, math Correct Solution: ``` num_cases = int(input()) for case_num in range(num_cases): n = int(input()) a = map(int, input().split()) if len(set(a)) == 1: print(n) else: print(1) ```
output
1
38,822
12
77,645
Provide tags and a correct Python 3 solution for this coding contest problem. Lord Omkar has permitted you to enter the Holy Church of Omkar! To test your worthiness, Omkar gives you a password which you must interpret! A password is an array a of n positive integers. You apply the following operation to the array: p...
instruction
0
38,823
12
77,646
Tags: greedy, math Correct Solution: ``` t=int(input()) for i in range(t): n=int(input()) a=list(map(int,input().split())) if max(a)==min(a): print(n) else: print(1) ```
output
1
38,823
12
77,647
Provide tags and a correct Python 3 solution for this coding contest problem. Lord Omkar has permitted you to enter the Holy Church of Omkar! To test your worthiness, Omkar gives you a password which you must interpret! A password is an array a of n positive integers. You apply the following operation to the array: p...
instruction
0
38,824
12
77,648
Tags: greedy, math Correct Solution: ``` t=int(input()) a=[[]]*t for i in range(t): n=int(input()) a[i]=list(map(int,input().strip().split()))[:n] for i in range(t): a[i]=sorted(a[i]) if a[i][0]==a[i][-1]: print(len(a[i])) else: print(1) ```
output
1
38,824
12
77,649
Provide tags and a correct Python 3 solution for this coding contest problem. Lord Omkar has permitted you to enter the Holy Church of Omkar! To test your worthiness, Omkar gives you a password which you must interpret! A password is an array a of n positive integers. You apply the following operation to the array: p...
instruction
0
38,825
12
77,650
Tags: greedy, math Correct Solution: ``` import math t = int(input()) for q in range(t): n = int(input()) L = [int(i) for i in input().split()] first = 0 second = 0 for i in L: if first == 0: first = i elif i != first: second = i break if sec...
output
1
38,825
12
77,651
Provide tags and a correct Python 3 solution for this coding contest problem. Lord Omkar has permitted you to enter the Holy Church of Omkar! To test your worthiness, Omkar gives you a password which you must interpret! A password is an array a of n positive integers. You apply the following operation to the array: p...
instruction
0
38,826
12
77,652
Tags: greedy, math Correct Solution: ``` for _ in range(int(input())): n=int(input()) a=list(map(int,input().split())) mini=min(a) maxi=max(a) if(mini==maxi): print(n) else: print(1) ```
output
1
38,826
12
77,653
Provide tags and a correct Python 3 solution for this coding contest problem. Lord Omkar has permitted you to enter the Holy Church of Omkar! To test your worthiness, Omkar gives you a password which you must interpret! A password is an array a of n positive integers. You apply the following operation to the array: p...
instruction
0
38,827
12
77,654
Tags: greedy, math Correct Solution: ``` ## necessary imports import sys input = sys.stdin.readline from bisect import bisect_left; from bisect import bisect_right; from math import ceil, factorial; def ceil(x): if x != int(x): x = int(x) + 1; return x; # swap_array function def swaparr(arr, a,b)...
output
1
38,827
12
77,655
Provide tags and a correct Python 3 solution for this coding contest problem. Lord Omkar has permitted you to enter the Holy Church of Omkar! To test your worthiness, Omkar gives you a password which you must interpret! A password is an array a of n positive integers. You apply the following operation to the array: p...
instruction
0
38,828
12
77,656
Tags: greedy, math Correct Solution: ``` inp = lambda cast=int: [cast(x) for x in input().split()] printf = lambda s='', *args, **kwargs: print(str(s).format(*args), flush=True, **kwargs) t, = inp() for _ in range(t): n, = inp() print(n if len(set(inp())) == 1 else 1) ```
output
1
38,828
12
77,657
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Lord Omkar has permitted you to enter the Holy Church of Omkar! To test your worthiness, Omkar gives you a password which you must interpret! A password is an array a of n positive integers. Yo...
instruction
0
38,829
12
77,658
Yes
output
1
38,829
12
77,659
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Lord Omkar has permitted you to enter the Holy Church of Omkar! To test your worthiness, Omkar gives you a password which you must interpret! A password is an array a of n positive integers. Yo...
instruction
0
38,830
12
77,660
Yes
output
1
38,830
12
77,661
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Lord Omkar has permitted you to enter the Holy Church of Omkar! To test your worthiness, Omkar gives you a password which you must interpret! A password is an array a of n positive integers. Yo...
instruction
0
38,831
12
77,662
Yes
output
1
38,831
12
77,663
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Lord Omkar has permitted you to enter the Holy Church of Omkar! To test your worthiness, Omkar gives you a password which you must interpret! A password is an array a of n positive integers. Yo...
instruction
0
38,832
12
77,664
Yes
output
1
38,832
12
77,665
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Lord Omkar has permitted you to enter the Holy Church of Omkar! To test your worthiness, Omkar gives you a password which you must interpret! A password is an array a of n positive integers. Yo...
instruction
0
38,833
12
77,666
No
output
1
38,833
12
77,667
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Lord Omkar has permitted you to enter the Holy Church of Omkar! To test your worthiness, Omkar gives you a password which you must interpret! A password is an array a of n positive integers. Yo...
instruction
0
38,834
12
77,668
No
output
1
38,834
12
77,669
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Lord Omkar has permitted you to enter the Holy Church of Omkar! To test your worthiness, Omkar gives you a password which you must interpret! A password is an array a of n positive integers. Yo...
instruction
0
38,835
12
77,670
No
output
1
38,835
12
77,671
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Lord Omkar has permitted you to enter the Holy Church of Omkar! To test your worthiness, Omkar gives you a password which you must interpret! A password is an array a of n positive integers. Yo...
instruction
0
38,836
12
77,672
No
output
1
38,836
12
77,673
Provide tags and a correct Python 3 solution for this coding contest problem. You are given an array a consisting of n non-negative integers. You have to choose a non-negative integer x and form a new array b of size n according to the following rule: for all i from 1 to n, b_i = a_i βŠ• x (βŠ• denotes the operation [bitw...
instruction
0
38,837
12
77,674
Tags: bitmasks, data structures, divide and conquer, dp, greedy, math, sortings, strings, trees Correct Solution: ``` import sys,collections as cc input = sys.stdin.buffer.readline I = lambda : list(map(int,input().split())) n,=I() l=I() an=ban=0 ar=cc.defaultdict(list) ar[0]=l xo=1<<30 for i in range(30,-1,-1): a=b=...
output
1
38,837
12
77,675
Provide tags and a correct Python 3 solution for this coding contest problem. You are given an array a consisting of n non-negative integers. You have to choose a non-negative integer x and form a new array b of size n according to the following rule: for all i from 1 to n, b_i = a_i βŠ• x (βŠ• denotes the operation [bitw...
instruction
0
38,838
12
77,676
Tags: bitmasks, data structures, divide and conquer, dp, greedy, math, sortings, strings, trees Correct Solution: ``` n = int(input()) A = list(map(int, input().split())) que = [A, 1] ans = 0 ans1 = 0 p = 29 for p in range(29, -1, -1): X1 = 0 Y1 = 0 r = 2 ** p q1 = que.pop() q2 = 0 q...
output
1
38,838
12
77,677
Provide tags and a correct Python 3 solution for this coding contest problem. You are given an array a consisting of n non-negative integers. You have to choose a non-negative integer x and form a new array b of size n according to the following rule: for all i from 1 to n, b_i = a_i βŠ• x (βŠ• denotes the operation [bitw...
instruction
0
38,839
12
77,678
Tags: bitmasks, data structures, divide and conquer, dp, greedy, math, sortings, strings, trees Correct Solution: ``` import os,io input=io.BytesIO(os.read(0,os.fstat(0).st_size)).readline n=int(input()) a=list(map(int,input().split())) current=0 fail=0 for i in range(31,-1,-1): yescount=0 nocount=0 tmp=2**...
output
1
38,839
12
77,679
Provide tags and a correct Python 3 solution for this coding contest problem. You are given an array a consisting of n non-negative integers. You have to choose a non-negative integer x and form a new array b of size n according to the following rule: for all i from 1 to n, b_i = a_i βŠ• x (βŠ• denotes the operation [bitw...
instruction
0
38,840
12
77,680
Tags: bitmasks, data structures, divide and conquer, dp, greedy, math, sortings, strings, trees Correct Solution: ``` import sys,collections as cc input = sys.stdin.buffer.readline I = lambda : list(map(int,input().split())) n,=I() l=I() an=ban=0 ar=cc.defaultdict(list) ar[0]=l xo=1<<30 for i in range(30,-1,-1): a=b=...
output
1
38,840
12
77,681
Provide tags and a correct Python 3 solution for this coding contest problem. You are given an array a consisting of n non-negative integers. You have to choose a non-negative integer x and form a new array b of size n according to the following rule: for all i from 1 to n, b_i = a_i βŠ• x (βŠ• denotes the operation [bitw...
instruction
0
38,841
12
77,682
Tags: bitmasks, data structures, divide and conquer, dp, greedy, math, sortings, strings, trees Correct Solution: ``` from bisect import * from collections import * from math import * from heapq import * from typing import List from itertools import * from operator import * from functools import * import sys ''' @lru_c...
output
1
38,841
12
77,683
Provide tags and a correct Python 3 solution for this coding contest problem. You are given an array a consisting of n non-negative integers. You have to choose a non-negative integer x and form a new array b of size n according to the following rule: for all i from 1 to n, b_i = a_i βŠ• x (βŠ• denotes the operation [bitw...
instruction
0
38,842
12
77,684
Tags: bitmasks, data structures, divide and conquer, dp, greedy, math, sortings, strings, trees Correct Solution: ``` # Not my code # https://codeforces.com/contest/1416/submission/94027802 import sys,io,os from collections import defaultdict inp = [int(x) for x in sys.stdin.buffer.read().split()] n = inp.pop(0) A...
output
1
38,842
12
77,685
Provide tags and a correct Python 3 solution for this coding contest problem. You are given an array a consisting of n non-negative integers. You have to choose a non-negative integer x and form a new array b of size n according to the following rule: for all i from 1 to n, b_i = a_i βŠ• x (βŠ• denotes the operation [bitw...
instruction
0
38,843
12
77,686
Tags: bitmasks, data structures, divide and conquer, dp, greedy, math, sortings, strings, trees Correct Solution: ``` # region fastio # from https://codeforces.com/contest/1333/submission/75948789 import sys, io, os BUFSIZE = 8192 class FastIO(io.IOBase): newlines = 0 def __init__(self, file): self...
output
1
38,843
12
77,687
Provide tags and a correct Python 3 solution for this coding contest problem. You are given an array a consisting of n non-negative integers. You have to choose a non-negative integer x and form a new array b of size n according to the following rule: for all i from 1 to n, b_i = a_i βŠ• x (βŠ• denotes the operation [bitw...
instruction
0
38,844
12
77,688
Tags: bitmasks, data structures, divide and conquer, dp, greedy, math, sortings, strings, trees Correct Solution: ``` n=int(input()) l=input().split() li=[int(i) for i in l] xori=0 ans=0 mul=1 for i in range(32): hashi1=dict() hashi0=dict() inv1=0 inv2=0 for j in li: if(j//2 in hashi1 and j%...
output
1
38,844
12
77,689
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are given an array a consisting of n non-negative integers. You have to choose a non-negative integer x and form a new array b of size n according to the following rule: for all i from 1 to ...
instruction
0
38,845
12
77,690
Yes
output
1
38,845
12
77,691
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are given an array a consisting of n non-negative integers. You have to choose a non-negative integer x and form a new array b of size n according to the following rule: for all i from 1 to ...
instruction
0
38,846
12
77,692
Yes
output
1
38,846
12
77,693
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are given an array a consisting of n non-negative integers. You have to choose a non-negative integer x and form a new array b of size n according to the following rule: for all i from 1 to ...
instruction
0
38,847
12
77,694
Yes
output
1
38,847
12
77,695
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are given an array a consisting of n non-negative integers. You have to choose a non-negative integer x and form a new array b of size n according to the following rule: for all i from 1 to ...
instruction
0
38,848
12
77,696
Yes
output
1
38,848
12
77,697
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are given an array a consisting of n non-negative integers. You have to choose a non-negative integer x and form a new array b of size n according to the following rule: for all i from 1 to ...
instruction
0
38,849
12
77,698
No
output
1
38,849
12
77,699
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are given an array a consisting of n non-negative integers. You have to choose a non-negative integer x and form a new array b of size n according to the following rule: for all i from 1 to ...
instruction
0
38,850
12
77,700
No
output
1
38,850
12
77,701
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are given an array a consisting of n non-negative integers. You have to choose a non-negative integer x and form a new array b of size n according to the following rule: for all i from 1 to ...
instruction
0
38,851
12
77,702
No
output
1
38,851
12
77,703