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Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Initially there was an array a consisting of n integers. Positions in it are numbered from 1 to n. Exactly q queries were performed on the array. During the i-th query some segment (l_i, r_i) (...
instruction
0
30,069
12
60,138
Yes
output
1
30,069
12
60,139
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Initially there was an array a consisting of n integers. Positions in it are numbered from 1 to n. Exactly q queries were performed on the array. During the i-th query some segment (l_i, r_i) (...
instruction
0
30,070
12
60,140
Yes
output
1
30,070
12
60,141
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Initially there was an array a consisting of n integers. Positions in it are numbered from 1 to n. Exactly q queries were performed on the array. During the i-th query some segment (l_i, r_i) (...
instruction
0
30,071
12
60,142
Yes
output
1
30,071
12
60,143
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Initially there was an array a consisting of n integers. Positions in it are numbered from 1 to n. Exactly q queries were performed on the array. During the i-th query some segment (l_i, r_i) (...
instruction
0
30,072
12
60,144
No
output
1
30,072
12
60,145
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Initially there was an array a consisting of n integers. Positions in it are numbered from 1 to n. Exactly q queries were performed on the array. During the i-th query some segment (l_i, r_i) (...
instruction
0
30,073
12
60,146
No
output
1
30,073
12
60,147
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Initially there was an array a consisting of n integers. Positions in it are numbered from 1 to n. Exactly q queries were performed on the array. During the i-th query some segment (l_i, r_i) (...
instruction
0
30,074
12
60,148
No
output
1
30,074
12
60,149
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Initially there was an array a consisting of n integers. Positions in it are numbered from 1 to n. Exactly q queries were performed on the array. During the i-th query some segment (l_i, r_i) (...
instruction
0
30,075
12
60,150
No
output
1
30,075
12
60,151
Provide tags and a correct Python 3 solution for this coding contest problem. Sasha likes programming. Once, during a very long contest, Sasha decided that he was a bit tired and needed to relax. So he did. But since Sasha isn't an ordinary guy, he prefers to relax unusually. During leisure time Sasha likes to upsolve...
instruction
0
30,093
12
60,186
Tags: dp, implementation Correct Solution: ``` # from debug import debug import sys; input = sys.stdin.readline n = int(input()) lis = list(map(int, input().split())) xor = [0]*(n+1) for i in range(1, n+1): xor[i] = xor[i-1]^lis[i-1] cnt = [[0]*(max(xor)+1) for i in range(2)] ans = 0 for i in range(n+1): ans += cnt[...
output
1
30,093
12
60,187
Provide tags and a correct Python 3 solution for this coding contest problem. Sasha likes programming. Once, during a very long contest, Sasha decided that he was a bit tired and needed to relax. So he did. But since Sasha isn't an ordinary guy, he prefers to relax unusually. During leisure time Sasha likes to upsolve...
instruction
0
30,094
12
60,188
Tags: dp, implementation Correct Solution: ``` #Code by Sounak, IIESTS #------------------------------warmup---------------------------- import os import sys import math from io import BytesIO, IOBase from fractions import Fraction import collections from itertools import permutations from collections import defaultdi...
output
1
30,094
12
60,189
Provide tags and a correct Python 3 solution for this coding contest problem. Sasha likes programming. Once, during a very long contest, Sasha decided that he was a bit tired and needed to relax. So he did. But since Sasha isn't an ordinary guy, he prefers to relax unusually. During leisure time Sasha likes to upsolve...
instruction
0
30,095
12
60,190
Tags: dp, implementation Correct Solution: ``` import sys from collections import defaultdict input = sys.stdin.readline if __name__ == '__main__': n = int(input()) arr = list(map(int, input().strip().split())) xr = 0 ev = defaultdict(int) od = defaultdict(int) od[0] += 1 ans = 0 for i...
output
1
30,095
12
60,191
Provide tags and a correct Python 3 solution for this coding contest problem. Sasha likes programming. Once, during a very long contest, Sasha decided that he was a bit tired and needed to relax. So he did. But since Sasha isn't an ordinary guy, he prefers to relax unusually. During leisure time Sasha likes to upsolve...
instruction
0
30,096
12
60,192
Tags: dp, implementation Correct Solution: ``` import sys import math from collections import defaultdict dp=defaultdict(list) dp[0]=[1,0] n=int(sys.stdin.readline()) arr=list(map(int,sys.stdin.readline().split())) x=0 ans=0 for i in range(1,n+1): x=x^arr[i-1] if dp[x]==[]: dp[x]=[0,0] if i%2==0...
output
1
30,096
12
60,193
Provide tags and a correct Python 3 solution for this coding contest problem. Sasha likes programming. Once, during a very long contest, Sasha decided that he was a bit tired and needed to relax. So he did. But since Sasha isn't an ordinary guy, he prefers to relax unusually. During leisure time Sasha likes to upsolve...
instruction
0
30,097
12
60,194
Tags: dp, implementation Correct Solution: ``` from collections import defaultdict n = int(input()) a = list(map(int, input().split())) pf = [0] for i in range(n): pf.append(pf[-1]^a[i]) indices = defaultdict(list) for i in range(n+1): indices[pf[i]].append(i) ct = 0 for k,v in indices.items():...
output
1
30,097
12
60,195
Provide tags and a correct Python 3 solution for this coding contest problem. Sasha likes programming. Once, during a very long contest, Sasha decided that he was a bit tired and needed to relax. So he did. But since Sasha isn't an ordinary guy, he prefers to relax unusually. During leisure time Sasha likes to upsolve...
instruction
0
30,098
12
60,196
Tags: dp, implementation Correct Solution: ``` from math import sqrt, pow, ceil from decimal import * #getcontext().prec = 10 l1 = int(input()) #l1 = input().split() #l2 = input() l2 = input().split() #l1 = [int(i) for i in l1] l2 = [int(i) for i in l2] arr = [[0 for col in range(2000000)] for row in range(2)] arr[...
output
1
30,098
12
60,197
Provide tags and a correct Python 3 solution for this coding contest problem. Sasha likes programming. Once, during a very long contest, Sasha decided that he was a bit tired and needed to relax. So he did. But since Sasha isn't an ordinary guy, he prefers to relax unusually. During leisure time Sasha likes to upsolve...
instruction
0
30,099
12
60,198
Tags: dp, implementation Correct Solution: ``` n = int(input()) a = list(map(int, input().split())) dp = [[0 for _ in range(1 << 20)] for _ in range(2)] dp[1][0] = 1 xor = 0 ret = 0 for i in range(n): xor ^= a[i] ret += dp[i & 1][xor] dp[i & 1][xor] += 1 print(ret) ```
output
1
30,099
12
60,199
Provide tags and a correct Python 3 solution for this coding contest problem. Sasha likes programming. Once, during a very long contest, Sasha decided that he was a bit tired and needed to relax. So he did. But since Sasha isn't an ordinary guy, he prefers to relax unusually. During leisure time Sasha likes to upsolve...
instruction
0
30,100
12
60,200
Tags: dp, implementation Correct Solution: ``` ii = lambda: int(input()) mi = lambda: map(int, input().split()) li = lambda: list(mi()) from collections import Counter as C n = ii() a = li() oe = [C(), C()] oe[1][0] = 1 x = 0 ans = 0 for i in range(n): x ^= a[i] ans += oe[i % 2][x] oe[i % 2][x] += 1 print(a...
output
1
30,100
12
60,201
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. This is an interactive problem. Ayush devised a new scheme to set the password of his lock. The lock has k slots where each slot can hold integers from 1 to n. The password P is a sequence of k...
instruction
0
30,245
12
60,490
No
output
1
30,245
12
60,491
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. This is an interactive problem. Ayush devised a new scheme to set the password of his lock. The lock has k slots where each slot can hold integers from 1 to n. The password P is a sequence of k...
instruction
0
30,246
12
60,492
No
output
1
30,246
12
60,493
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. This is an interactive problem. Ayush devised a new scheme to set the password of his lock. The lock has k slots where each slot can hold integers from 1 to n. The password P is a sequence of k...
instruction
0
30,247
12
60,494
No
output
1
30,247
12
60,495
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. This is an interactive problem. Ayush devised a new scheme to set the password of his lock. The lock has k slots where each slot can hold integers from 1 to n. The password P is a sequence of k...
instruction
0
30,248
12
60,496
No
output
1
30,248
12
60,497
Provide tags and a correct Python 3 solution for this coding contest problem. A permutation of length n is an array consisting of n distinct integers from 1 to n in arbitrary order. For example, [2,3,1,5,4] is a permutation, but [1,2,2] is not a permutation (2 appears twice in the array) and [1,3,4] is also not a perm...
instruction
0
30,249
12
60,498
Tags: constructive algorithms Correct Solution: ``` for _ in range(int(input())): n = int(input()) l = list(map(int,input().split())) print(*(l[::-1])) ```
output
1
30,249
12
60,499
Provide tags and a correct Python 3 solution for this coding contest problem. A permutation of length n is an array consisting of n distinct integers from 1 to n in arbitrary order. For example, [2,3,1,5,4] is a permutation, but [1,2,2] is not a permutation (2 appears twice in the array) and [1,3,4] is also not a perm...
instruction
0
30,250
12
60,500
Tags: constructive algorithms Correct Solution: ``` import sys from typing import List, Union def rl(int_: bool = True, is_split: bool = True) -> Union[List[str], List[int]]: if int_: return [int(w) for w in sys.stdin.readline().split()] if is_split: return [w for w in sys.stdin.readline().spl...
output
1
30,250
12
60,501
Provide tags and a correct Python 3 solution for this coding contest problem. A permutation of length n is an array consisting of n distinct integers from 1 to n in arbitrary order. For example, [2,3,1,5,4] is a permutation, but [1,2,2] is not a permutation (2 appears twice in the array) and [1,3,4] is also not a perm...
instruction
0
30,251
12
60,502
Tags: constructive algorithms Correct Solution: ``` def main(): t = int(input()) for _ in range(t): n = int(input()) print(' '.join(reversed(input().split()))) main() ```
output
1
30,251
12
60,503
Provide tags and a correct Python 3 solution for this coding contest problem. A permutation of length n is an array consisting of n distinct integers from 1 to n in arbitrary order. For example, [2,3,1,5,4] is a permutation, but [1,2,2] is not a permutation (2 appears twice in the array) and [1,3,4] is also not a perm...
instruction
0
30,252
12
60,504
Tags: constructive algorithms Correct Solution: ``` from math import ceil t=int(input()) for _ in range(t): n=int(input()) a=list(map(int,input().split())) a=a[-1::-1] for i in a: print(i,end=" ") print() ```
output
1
30,252
12
60,505
Provide tags and a correct Python 3 solution for this coding contest problem. A permutation of length n is an array consisting of n distinct integers from 1 to n in arbitrary order. For example, [2,3,1,5,4] is a permutation, but [1,2,2] is not a permutation (2 appears twice in the array) and [1,3,4] is also not a perm...
instruction
0
30,253
12
60,506
Tags: constructive algorithms Correct Solution: ``` def rev(i): i.reverse() return i def print_iterator(it): for x in it: print(x,end=' ') print('') a=int(input("")) arno=[] arar=[] opar=[] for i in range(a): b=int(input("")) c=input("").split() d=[] for e in c: d.append(int(e)) arno.append(...
output
1
30,253
12
60,507
Provide tags and a correct Python 3 solution for this coding contest problem. A permutation of length n is an array consisting of n distinct integers from 1 to n in arbitrary order. For example, [2,3,1,5,4] is a permutation, but [1,2,2] is not a permutation (2 appears twice in the array) and [1,3,4] is also not a perm...
instruction
0
30,254
12
60,508
Tags: constructive algorithms Correct Solution: ``` # @oj: codeforces # @id: hitwanyang # @email: 296866643@qq.com # @date: 2020-09-07 17:00 # @url:https://codeforc.es/contest/1405/problem/A import sys,os from io import BytesIO, IOBase import collections,itertools,bisect,heapq,math,string from decimal import * # region...
output
1
30,254
12
60,509
Provide tags and a correct Python 3 solution for this coding contest problem. A permutation of length n is an array consisting of n distinct integers from 1 to n in arbitrary order. For example, [2,3,1,5,4] is a permutation, but [1,2,2] is not a permutation (2 appears twice in the array) and [1,3,4] is also not a perm...
instruction
0
30,255
12
60,510
Tags: constructive algorithms Correct Solution: ``` t=int(input()) for _ in range(t): n=int(input()) li=list(map(int,input().split())) li.reverse() print(*li) ```
output
1
30,255
12
60,511
Provide tags and a correct Python 3 solution for this coding contest problem. A permutation of length n is an array consisting of n distinct integers from 1 to n in arbitrary order. For example, [2,3,1,5,4] is a permutation, but [1,2,2] is not a permutation (2 appears twice in the array) and [1,3,4] is also not a perm...
instruction
0
30,256
12
60,512
Tags: constructive algorithms Correct Solution: ``` for _ in range(int(input())): n = int(input()) a = list(map(int,input().split())) for i in range(n-1,-1,-1): print(a[i],end=' ') print() ```
output
1
30,256
12
60,513
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. A permutation of length n is an array consisting of n distinct integers from 1 to n in arbitrary order. For example, [2,3,1,5,4] is a permutation, but [1,2,2] is not a permutation (2 appears twi...
instruction
0
30,257
12
60,514
Yes
output
1
30,257
12
60,515
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. A permutation of length n is an array consisting of n distinct integers from 1 to n in arbitrary order. For example, [2,3,1,5,4] is a permutation, but [1,2,2] is not a permutation (2 appears twi...
instruction
0
30,258
12
60,516
Yes
output
1
30,258
12
60,517
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. A permutation of length n is an array consisting of n distinct integers from 1 to n in arbitrary order. For example, [2,3,1,5,4] is a permutation, but [1,2,2] is not a permutation (2 appears twi...
instruction
0
30,259
12
60,518
Yes
output
1
30,259
12
60,519
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. A permutation of length n is an array consisting of n distinct integers from 1 to n in arbitrary order. For example, [2,3,1,5,4] is a permutation, but [1,2,2] is not a permutation (2 appears twi...
instruction
0
30,260
12
60,520
Yes
output
1
30,260
12
60,521
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. A permutation of length n is an array consisting of n distinct integers from 1 to n in arbitrary order. For example, [2,3,1,5,4] is a permutation, but [1,2,2] is not a permutation (2 appears twi...
instruction
0
30,261
12
60,522
No
output
1
30,261
12
60,523
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. A permutation of length n is an array consisting of n distinct integers from 1 to n in arbitrary order. For example, [2,3,1,5,4] is a permutation, but [1,2,2] is not a permutation (2 appears twi...
instruction
0
30,262
12
60,524
No
output
1
30,262
12
60,525
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. A permutation of length n is an array consisting of n distinct integers from 1 to n in arbitrary order. For example, [2,3,1,5,4] is a permutation, but [1,2,2] is not a permutation (2 appears twi...
instruction
0
30,263
12
60,526
No
output
1
30,263
12
60,527
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. A permutation of length n is an array consisting of n distinct integers from 1 to n in arbitrary order. For example, [2,3,1,5,4] is a permutation, but [1,2,2] is not a permutation (2 appears twi...
instruction
0
30,264
12
60,528
No
output
1
30,264
12
60,529
Provide tags and a correct Python 3 solution for this coding contest problem. Initially, you have the array a consisting of one element 1 (a = [1]). In one move, you can do one of the following things: * Increase some (single) element of a by 1 (choose some i from 1 to the current length of a and increase a_i by o...
instruction
0
30,265
12
60,530
Tags: binary search, constructive algorithms, math Correct Solution: ``` import math tsts = int(input()) for i in range(tsts): sm = int(input()) inc = math.floor(math.sqrt(sm)) mul = sm//inc if inc*mul >= sm: print(inc + mul - 2) else: print(inc + mul - 1) ```
output
1
30,265
12
60,531
Provide tags and a correct Python 3 solution for this coding contest problem. Initially, you have the array a consisting of one element 1 (a = [1]). In one move, you can do one of the following things: * Increase some (single) element of a by 1 (choose some i from 1 to the current length of a and increase a_i by o...
instruction
0
30,266
12
60,532
Tags: binary search, constructive algorithms, math Correct Solution: ``` import math for _ in range(int(input())): n = int(input()) ns = math.ceil(n**(0.5)) print(ns-2 + math.ceil(n/ns)) ```
output
1
30,266
12
60,533
Provide tags and a correct Python 3 solution for this coding contest problem. Initially, you have the array a consisting of one element 1 (a = [1]). In one move, you can do one of the following things: * Increase some (single) element of a by 1 (choose some i from 1 to the current length of a and increase a_i by o...
instruction
0
30,267
12
60,534
Tags: binary search, constructive algorithms, math Correct Solution: ``` for t in range(int(input())): n = int(input()) if n==1: print(0) continue import math x=pow(n,1/2) if x%1==0: print(int(x+x-2)) else: x=int(x) y=x+1 if x*y>=n: pr...
output
1
30,267
12
60,535
Provide tags and a correct Python 3 solution for this coding contest problem. Initially, you have the array a consisting of one element 1 (a = [1]). In one move, you can do one of the following things: * Increase some (single) element of a by 1 (choose some i from 1 to the current length of a and increase a_i by o...
instruction
0
30,268
12
60,536
Tags: binary search, constructive algorithms, math Correct Solution: ``` # ------------------- fast io -------------------- import os import sys from io import BytesIO, IOBase BUFSIZE = 8192 class FastIO(IOBase): newlines = 0 def __init__(self, file): self._fd = file.fileno() self.buffer = B...
output
1
30,268
12
60,537
Provide tags and a correct Python 3 solution for this coding contest problem. Initially, you have the array a consisting of one element 1 (a = [1]). In one move, you can do one of the following things: * Increase some (single) element of a by 1 (choose some i from 1 to the current length of a and increase a_i by o...
instruction
0
30,269
12
60,538
Tags: binary search, constructive algorithms, math Correct Solution: ``` import math def stepcount(n): if(n == 1): return 0 # else: # return stepcount(n//2)(n%2)+1 cc = math.floor(n**0.5) c = (n-cc*cc) bonus = 0 if c != 0: if c<=cc: bonus = 1 else: ...
output
1
30,269
12
60,539
Provide tags and a correct Python 3 solution for this coding contest problem. Initially, you have the array a consisting of one element 1 (a = [1]). In one move, you can do one of the following things: * Increase some (single) element of a by 1 (choose some i from 1 to the current length of a and increase a_i by o...
instruction
0
30,270
12
60,540
Tags: binary search, constructive algorithms, math Correct Solution: ``` import math t=int(input()) for i in range(t): n=int(input()) if n==1: print(0) else: a=math.floor(math.sqrt(n)) b=a+1 s1=a-1 s2=b-1 left1=n-a left2=n-b s1+=math.ceil(left1...
output
1
30,270
12
60,541
Provide tags and a correct Python 3 solution for this coding contest problem. Initially, you have the array a consisting of one element 1 (a = [1]). In one move, you can do one of the following things: * Increase some (single) element of a by 1 (choose some i from 1 to the current length of a and increase a_i by o...
instruction
0
30,271
12
60,542
Tags: binary search, constructive algorithms, math Correct Solution: ``` from math import * for t in range(int(input())): n = int(input()) print(ceil(n / ceil(sqrt(n))) + ceil(sqrt(n)) - 2) ```
output
1
30,271
12
60,543
Provide tags and a correct Python 3 solution for this coding contest problem. Initially, you have the array a consisting of one element 1 (a = [1]). In one move, you can do one of the following things: * Increase some (single) element of a by 1 (choose some i from 1 to the current length of a and increase a_i by o...
instruction
0
30,272
12
60,544
Tags: binary search, constructive algorithms, math Correct Solution: ``` import sys # sys.stdin = open('input.txt','r') read = sys.stdin.readline import math def solution(n): # num = 1 # min_cnt = n // num - 1 # while num <= math.sqrt(n): # num += 1 # val = num - 1 + n // num - 1 # ...
output
1
30,272
12
60,545
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Initially, you have the array a consisting of one element 1 (a = [1]). In one move, you can do one of the following things: * Increase some (single) element of a by 1 (choose some i from 1 t...
instruction
0
30,273
12
60,546
Yes
output
1
30,273
12
60,547
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Initially, you have the array a consisting of one element 1 (a = [1]). In one move, you can do one of the following things: * Increase some (single) element of a by 1 (choose some i from 1 t...
instruction
0
30,274
12
60,548
Yes
output
1
30,274
12
60,549
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Initially, you have the array a consisting of one element 1 (a = [1]). In one move, you can do one of the following things: * Increase some (single) element of a by 1 (choose some i from 1 t...
instruction
0
30,275
12
60,550
Yes
output
1
30,275
12
60,551
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Initially, you have the array a consisting of one element 1 (a = [1]). In one move, you can do one of the following things: * Increase some (single) element of a by 1 (choose some i from 1 t...
instruction
0
30,276
12
60,552
Yes
output
1
30,276
12
60,553
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Initially, you have the array a consisting of one element 1 (a = [1]). In one move, you can do one of the following things: * Increase some (single) element of a by 1 (choose some i from 1 t...
instruction
0
30,277
12
60,554
No
output
1
30,277
12
60,555
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Initially, you have the array a consisting of one element 1 (a = [1]). In one move, you can do one of the following things: * Increase some (single) element of a by 1 (choose some i from 1 t...
instruction
0
30,278
12
60,556
No
output
1
30,278
12
60,557
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Initially, you have the array a consisting of one element 1 (a = [1]). In one move, you can do one of the following things: * Increase some (single) element of a by 1 (choose some i from 1 t...
instruction
0
30,279
12
60,558
No
output
1
30,279
12
60,559