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Provide tags and a correct Python 3 solution for this coding contest problem. You are given an array a_1, a_2, ..., a_n where all a_i are integers and greater than 0. In one operation, you can choose two different indices i and j (1 ≀ i, j ≀ n). If gcd(a_i, a_j) is equal to the minimum element of the whole array a, y...
instruction
0
60,850
12
121,700
Tags: constructive algorithms, math, number theory, sortings Correct Solution: ``` def calc(a,b): if (a==0): return b if (b==0): return a if (a==b): return a while (a>0 and b>0): if (a>b): a,b=b,a-b else: a,b=b-a,a ...
output
1
60,850
12
121,701
Provide tags and a correct Python 3 solution for this coding contest problem. You are given an array a_1, a_2, ..., a_n where all a_i are integers and greater than 0. In one operation, you can choose two different indices i and j (1 ≀ i, j ≀ n). If gcd(a_i, a_j) is equal to the minimum element of the whole array a, y...
instruction
0
60,851
12
121,702
Tags: constructive algorithms, math, number theory, sortings Correct Solution: ``` t=int(input()) for i in range(t): n=int(input()) l=list(map(int,input().split())) a=l.copy() a.sort() for j in range(n): if l[j]!=a[j] and l[j]%a[0]!=0: print('NO') break else: ...
output
1
60,851
12
121,703
Provide tags and a correct Python 3 solution for this coding contest problem. You are given an array a_1, a_2, ..., a_n where all a_i are integers and greater than 0. In one operation, you can choose two different indices i and j (1 ≀ i, j ≀ n). If gcd(a_i, a_j) is equal to the minimum element of the whole array a, y...
instruction
0
60,852
12
121,704
Tags: constructive algorithms, math, number theory, sortings Correct Solution: ``` '''Author- Akshit Monga''' t=int(input()) for _ in range(t): n=int(input()) arr=[int(x) for x in input().split()] x=min(arr) arr1=sorted(arr) ans="YES" for i in range(n): if arr1[i]!=arr[i]: if arr1[i]%x!=0 or arr[i...
output
1
60,852
12
121,705
Provide tags and a correct Python 3 solution for this coding contest problem. You are given an array a_1, a_2, ..., a_n where all a_i are integers and greater than 0. In one operation, you can choose two different indices i and j (1 ≀ i, j ≀ n). If gcd(a_i, a_j) is equal to the minimum element of the whole array a, y...
instruction
0
60,853
12
121,706
Tags: constructive algorithms, math, number theory, sortings Correct Solution: ``` import math # def func(lis1,s,m): # x = lis1[:] # # h = 0 # # i = 0 # # el = lis1[i] # # while el != s[0]: # # if math.gcd(lis1[0],s[0]) == m: # # h = 1 # # break # # i += 1 #...
output
1
60,853
12
121,707
Provide tags and a correct Python 3 solution for this coding contest problem. You are given an array a_1, a_2, ..., a_n where all a_i are integers and greater than 0. In one operation, you can choose two different indices i and j (1 ≀ i, j ≀ n). If gcd(a_i, a_j) is equal to the minimum element of the whole array a, y...
instruction
0
60,854
12
121,708
Tags: constructive algorithms, math, number theory, sortings Correct Solution: ``` testcase=int(input()) for t in range(testcase): n=int(input()) arr=list(map(int,input().split())) final=[] for i in arr: final.append(i) final.sort() misplaced=[] m=min(arr) for i in range(n): ...
output
1
60,854
12
121,709
Provide tags and a correct Python 3 solution for this coding contest problem. You are given an array a_1, a_2, ..., a_n where all a_i are integers and greater than 0. In one operation, you can choose two different indices i and j (1 ≀ i, j ≀ n). If gcd(a_i, a_j) is equal to the minimum element of the whole array a, y...
instruction
0
60,855
12
121,710
Tags: constructive algorithms, math, number theory, sortings Correct Solution: ``` def gcd(a,b): if a%b ==0: return b elif b%a==0: return a else: return gcd(b,a%b) for _ in range(int(input())): n=int(input()) arr=list(map(int,input().split())) p=min(arr) q=[] ...
output
1
60,855
12
121,711
Provide tags and a correct Python 3 solution for this coding contest problem. You are given an array a_1, a_2, ..., a_n where all a_i are integers and greater than 0. In one operation, you can choose two different indices i and j (1 ≀ i, j ≀ n). If gcd(a_i, a_j) is equal to the minimum element of the whole array a, y...
instruction
0
60,856
12
121,712
Tags: constructive algorithms, math, number theory, sortings Correct Solution: ``` # Author : devil9614 - Sujan Mukherjee from __future__ import division, print_function import os,sys import math import collections from io import BytesIO, IOBase if sys.version_info[0] < 3: from __builtin__ import xrange as range...
output
1
60,856
12
121,713
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_1, a_2, ..., a_n where all a_i are integers and greater than 0. In one operation, you can choose two different indices i and j (1 ≀ i, j ≀ n). If gcd(a_i, a_j) is equal...
instruction
0
60,857
12
121,714
Yes
output
1
60,857
12
121,715
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_1, a_2, ..., a_n where all a_i are integers and greater than 0. In one operation, you can choose two different indices i and j (1 ≀ i, j ≀ n). If gcd(a_i, a_j) is equal...
instruction
0
60,858
12
121,716
Yes
output
1
60,858
12
121,717
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_1, a_2, ..., a_n where all a_i are integers and greater than 0. In one operation, you can choose two different indices i and j (1 ≀ i, j ≀ n). If gcd(a_i, a_j) is equal...
instruction
0
60,859
12
121,718
Yes
output
1
60,859
12
121,719
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_1, a_2, ..., a_n where all a_i are integers and greater than 0. In one operation, you can choose two different indices i and j (1 ≀ i, j ≀ n). If gcd(a_i, a_j) is equal...
instruction
0
60,860
12
121,720
Yes
output
1
60,860
12
121,721
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_1, a_2, ..., a_n where all a_i are integers and greater than 0. In one operation, you can choose two different indices i and j (1 ≀ i, j ≀ n). If gcd(a_i, a_j) is equal...
instruction
0
60,861
12
121,722
No
output
1
60,861
12
121,723
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_1, a_2, ..., a_n where all a_i are integers and greater than 0. In one operation, you can choose two different indices i and j (1 ≀ i, j ≀ n). If gcd(a_i, a_j) is equal...
instruction
0
60,862
12
121,724
No
output
1
60,862
12
121,725
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_1, a_2, ..., a_n where all a_i are integers and greater than 0. In one operation, you can choose two different indices i and j (1 ≀ i, j ≀ n). If gcd(a_i, a_j) is equal...
instruction
0
60,863
12
121,726
No
output
1
60,863
12
121,727
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_1, a_2, ..., a_n where all a_i are integers and greater than 0. In one operation, you can choose two different indices i and j (1 ≀ i, j ≀ n). If gcd(a_i, a_j) is equal...
instruction
0
60,864
12
121,728
No
output
1
60,864
12
121,729
Provide tags and a correct Python 3 solution for this coding contest problem. You are given a multiset S initially consisting of n distinct non-negative integers. A multiset is a set, that can contain some elements multiple times. You will perform the following operation k times: * Add the element ⌈(a+b)/(2)βŒ‰ (ro...
instruction
0
60,913
12
121,826
Tags: math Correct Solution: ``` import math t = int(input()) for i in range(t): l = list(map(int, input().rstrip().split())) n = l[0] k = l[1] l1 = list(map(int, input().rstrip().split())) l1.sort() count=0 c=0 for m in range(len(l1)): if l1[m]==m: count+=1 ...
output
1
60,913
12
121,827
Provide tags and a correct Python 3 solution for this coding contest problem. You are given a multiset S initially consisting of n distinct non-negative integers. A multiset is a set, that can contain some elements multiple times. You will perform the following operation k times: * Add the element ⌈(a+b)/(2)βŒ‰ (ro...
instruction
0
60,914
12
121,828
Tags: math Correct Solution: ``` import sys input = sys.stdin.readline def main(): t = int(input()) for _ in range(t): N, K = [int(x) for x in input().split()] A = [int(x) for x in input().split()] A_set = set(A) if K == 0: print(len(A_set)) continue ...
output
1
60,914
12
121,829
Provide tags and a correct Python 3 solution for this coding contest problem. You are given a multiset S initially consisting of n distinct non-negative integers. A multiset is a set, that can contain some elements multiple times. You will perform the following operation k times: * Add the element ⌈(a+b)/(2)βŒ‰ (ro...
instruction
0
60,915
12
121,830
Tags: math Correct Solution: ``` import sys, math, itertools, random, bisect from collections import defaultdict INF = sys.maxsize def get_ints(): return map(int, sys.stdin.readline().strip().split()) def get_array(): return list(map(int, sys.stdin.readline().strip().split())) def input(): return sys.stdin.readline().s...
output
1
60,915
12
121,831
Provide tags and a correct Python 3 solution for this coding contest problem. You are given a multiset S initially consisting of n distinct non-negative integers. A multiset is a set, that can contain some elements multiple times. You will perform the following operation k times: * Add the element ⌈(a+b)/(2)βŒ‰ (ro...
instruction
0
60,916
12
121,832
Tags: math Correct Solution: ``` from sys import stdin input = stdin.readline from heapq import heapify,heappush,heappop,heappushpop from collections import defaultdict as dd, deque as dq,Counter as C from math import factorial as f ,ceil,gcd,sqrt,log from bisect import bisect_left as bl ,bisect_right as br from iterto...
output
1
60,916
12
121,833
Provide tags and a correct Python 3 solution for this coding contest problem. You are given a multiset S initially consisting of n distinct non-negative integers. A multiset is a set, that can contain some elements multiple times. You will perform the following operation k times: * Add the element ⌈(a+b)/(2)βŒ‰ (ro...
instruction
0
60,917
12
121,834
Tags: math Correct Solution: ``` import math for t in range(int(input())): n, k = map(int, input().split()) nums = set(map(int, input().split())) mexn = 0 while mexn in nums: mexn += 1 maxn = max(nums) if mexn > maxn or k == 0: print(n + k) else: print(n if math.ceil...
output
1
60,917
12
121,835
Provide tags and a correct Python 3 solution for this coding contest problem. You are given a multiset S initially consisting of n distinct non-negative integers. A multiset is a set, that can contain some elements multiple times. You will perform the following operation k times: * Add the element ⌈(a+b)/(2)βŒ‰ (ro...
instruction
0
60,918
12
121,836
Tags: math Correct Solution: ``` for _ in range(int(input())): n,k = map(int, input().split()) s = list(map(int, input().split())) s.sort() a = max(s) flag = 0 s = set(s) for i in s: if i==flag: flag+=1 else: break if k ==0: ...
output
1
60,918
12
121,837
Provide tags and a correct Python 3 solution for this coding contest problem. You are given a multiset S initially consisting of n distinct non-negative integers. A multiset is a set, that can contain some elements multiple times. You will perform the following operation k times: * Add the element ⌈(a+b)/(2)βŒ‰ (ro...
instruction
0
60,919
12
121,838
Tags: math Correct Solution: ``` from bisect import bisect_left def solve(arr, k): n = len(arr) if k==0: return n arr.sort() l = 0 while l < n and arr[l] == l: l += 1 if l==n: return n+k m = (arr[-1]+l+1) // 2 i = bisect_left(arr, m) return n if i<n and arr[i]==m else n+1 for _ in ...
output
1
60,919
12
121,839
Provide tags and a correct Python 3 solution for this coding contest problem. You are given a multiset S initially consisting of n distinct non-negative integers. A multiset is a set, that can contain some elements multiple times. You will perform the following operation k times: * Add the element ⌈(a+b)/(2)βŒ‰ (ro...
instruction
0
60,920
12
121,840
Tags: math Correct Solution: ``` import sys import math input = sys.stdin.readline for _ in range(int(input())): n, k = [int(i) for i in input().split()] a = sorted([int(i) for i in input().split()]) if a == list(range(n)): print(n + k) else: c = 0 for i in a: if i ...
output
1
60,920
12
121,841
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are given a multiset S initially consisting of n distinct non-negative integers. A multiset is a set, that can contain some elements multiple times. You will perform the following operation...
instruction
0
60,921
12
121,842
Yes
output
1
60,921
12
121,843
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are given a multiset S initially consisting of n distinct non-negative integers. A multiset is a set, that can contain some elements multiple times. You will perform the following operation...
instruction
0
60,922
12
121,844
Yes
output
1
60,922
12
121,845
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are given a multiset S initially consisting of n distinct non-negative integers. A multiset is a set, that can contain some elements multiple times. You will perform the following operation...
instruction
0
60,923
12
121,846
Yes
output
1
60,923
12
121,847
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are given a multiset S initially consisting of n distinct non-negative integers. A multiset is a set, that can contain some elements multiple times. You will perform the following operation...
instruction
0
60,924
12
121,848
Yes
output
1
60,924
12
121,849
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are given a multiset S initially consisting of n distinct non-negative integers. A multiset is a set, that can contain some elements multiple times. You will perform the following operation...
instruction
0
60,925
12
121,850
No
output
1
60,925
12
121,851
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are given a multiset S initially consisting of n distinct non-negative integers. A multiset is a set, that can contain some elements multiple times. You will perform the following operation...
instruction
0
60,926
12
121,852
No
output
1
60,926
12
121,853
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are given a multiset S initially consisting of n distinct non-negative integers. A multiset is a set, that can contain some elements multiple times. You will perform the following operation...
instruction
0
60,927
12
121,854
No
output
1
60,927
12
121,855
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You are given a multiset S initially consisting of n distinct non-negative integers. A multiset is a set, that can contain some elements multiple times. You will perform the following operation...
instruction
0
60,928
12
121,856
No
output
1
60,928
12
121,857
Provide tags and a correct Python 3 solution for this coding contest problem. Iahub wants to enhance his multitasking abilities. In order to do this, he wants to sort n arrays simultaneously, each array consisting of m integers. Iahub can choose a pair of distinct indices i and j (1 ≀ i, j ≀ m, i β‰  j). Then in each a...
instruction
0
60,999
12
121,998
Tags: greedy, implementation, sortings, two pointers Correct Solution: ``` #in the name of god #Mr_Rubick n,m,k=map(int,input().split()) print(str(m*(m-1)//2)) for i in range(1,m): for j in range(i+1,m+1): if k==0: print(str(i)+" "+str(j)) else: print(str(j)+" "+str(i)) ```
output
1
60,999
12
121,999
Provide tags and a correct Python 3 solution for this coding contest problem. Iahub wants to enhance his multitasking abilities. In order to do this, he wants to sort n arrays simultaneously, each array consisting of m integers. Iahub can choose a pair of distinct indices i and j (1 ≀ i, j ≀ m, i β‰  j). Then in each a...
instruction
0
61,000
12
122,000
Tags: greedy, implementation, sortings, two pointers Correct Solution: ``` n, m, k = map(int, input().split()) arrays = [] for i in range(n): arrays.append(list(map(int, input().split()))) print(m * (m - 1) // 2) if k == 0: for i in range(1, m): for j in range(1, m - i + 1): print(j, j + 1) ...
output
1
61,000
12
122,001
Provide tags and a correct Python 3 solution for this coding contest problem. Iahub wants to enhance his multitasking abilities. In order to do this, he wants to sort n arrays simultaneously, each array consisting of m integers. Iahub can choose a pair of distinct indices i and j (1 ≀ i, j ≀ m, i β‰  j). Then in each a...
instruction
0
61,001
12
122,002
Tags: greedy, implementation, sortings, two pointers Correct Solution: ``` from collections import * import sys input=sys.stdin.readline # "". join(strings) def ri(): return int(input()) def rl(): return list(map(int, input().split())) n, m, k = rl() AA = [] for _ in range(n): AA.append(rl())...
output
1
61,001
12
122,003
Provide tags and a correct Python 3 solution for this coding contest problem. Iahub wants to enhance his multitasking abilities. In order to do this, he wants to sort n arrays simultaneously, each array consisting of m integers. Iahub can choose a pair of distinct indices i and j (1 ≀ i, j ≀ m, i β‰  j). Then in each a...
instruction
0
61,002
12
122,004
Tags: greedy, implementation, sortings, two pointers Correct Solution: ``` # -*- encoding: utf-8 -*- n, m, k = map(int, input().split()) print(m*(m-1)//2) for i in range(m-1): for j in range(m-1-i): print('{} {}'.format(*((j+1, j+2)) if k == 0 else (j+2, j+1))) ```
output
1
61,002
12
122,005
Provide tags and a correct Python 3 solution for this coding contest problem. Iahub wants to enhance his multitasking abilities. In order to do this, he wants to sort n arrays simultaneously, each array consisting of m integers. Iahub can choose a pair of distinct indices i and j (1 ≀ i, j ≀ m, i β‰  j). Then in each a...
instruction
0
61,003
12
122,006
Tags: greedy, implementation, sortings, two pointers Correct Solution: ``` n,m,k = map(int,input().split()) print(str(m*(m-1)//2)) for i in range(m): for j in range(m-i-1): if k == 0: print(str(i+1)+' '+str(i+j+2)) else: print(str(i+j+2)+' '+str(i+1)) ```
output
1
61,003
12
122,007
Provide tags and a correct Python 3 solution for this coding contest problem. Iahub wants to enhance his multitasking abilities. In order to do this, he wants to sort n arrays simultaneously, each array consisting of m integers. Iahub can choose a pair of distinct indices i and j (1 ≀ i, j ≀ m, i β‰  j). Then in each a...
instruction
0
61,004
12
122,008
Tags: greedy, implementation, sortings, two pointers Correct Solution: ``` n, m, k = map(int, input().split()) print(m * (m - 1) // 2) for i in range(1, m): for j in range(i + 1, m + 1): if k == 0: print (i,j) else: print(j,i) ```
output
1
61,004
12
122,009
Provide tags and a correct Python 3 solution for this coding contest problem. Iahub wants to enhance his multitasking abilities. In order to do this, he wants to sort n arrays simultaneously, each array consisting of m integers. Iahub can choose a pair of distinct indices i and j (1 ≀ i, j ≀ m, i β‰  j). Then in each a...
instruction
0
61,005
12
122,010
Tags: greedy, implementation, sortings, two pointers Correct Solution: ``` n,m,k=map(int,input().split()) print((m*(m-1))//2) for i in range(1,m): for j in range(i+1,m+1): if k: print(j,i) else: print(i,j) ```
output
1
61,005
12
122,011
Provide tags and a correct Python 3 solution for this coding contest problem. Iahub wants to enhance his multitasking abilities. In order to do this, he wants to sort n arrays simultaneously, each array consisting of m integers. Iahub can choose a pair of distinct indices i and j (1 ≀ i, j ≀ m, i β‰  j). Then in each a...
instruction
0
61,006
12
122,012
Tags: greedy, implementation, sortings, two pointers Correct Solution: ``` n,m,k=map(int,input().split()) print(m*(m-1)//2) for i in range(n): a=list(map(int,input().split())) if k==0: for i in range(m): for j in range(i+1,m): print(i+1,j+1) else: for i in range(m): for j in rang...
output
1
61,006
12
122,013
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Iahub wants to enhance his multitasking abilities. In order to do this, he wants to sort n arrays simultaneously, each array consisting of m integers. Iahub can choose a pair of distinct indice...
instruction
0
61,007
12
122,014
Yes
output
1
61,007
12
122,015
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Iahub wants to enhance his multitasking abilities. In order to do this, he wants to sort n arrays simultaneously, each array consisting of m integers. Iahub can choose a pair of distinct indice...
instruction
0
61,008
12
122,016
Yes
output
1
61,008
12
122,017
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Iahub wants to enhance his multitasking abilities. In order to do this, he wants to sort n arrays simultaneously, each array consisting of m integers. Iahub can choose a pair of distinct indice...
instruction
0
61,009
12
122,018
Yes
output
1
61,009
12
122,019
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Iahub wants to enhance his multitasking abilities. In order to do this, he wants to sort n arrays simultaneously, each array consisting of m integers. Iahub can choose a pair of distinct indice...
instruction
0
61,010
12
122,020
Yes
output
1
61,010
12
122,021
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Iahub wants to enhance his multitasking abilities. In order to do this, he wants to sort n arrays simultaneously, each array consisting of m integers. Iahub can choose a pair of distinct indice...
instruction
0
61,011
12
122,022
No
output
1
61,011
12
122,023
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Iahub wants to enhance his multitasking abilities. In order to do this, he wants to sort n arrays simultaneously, each array consisting of m integers. Iahub can choose a pair of distinct indice...
instruction
0
61,012
12
122,024
No
output
1
61,012
12
122,025
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Iahub wants to enhance his multitasking abilities. In order to do this, he wants to sort n arrays simultaneously, each array consisting of m integers. Iahub can choose a pair of distinct indice...
instruction
0
61,013
12
122,026
No
output
1
61,013
12
122,027
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Iahub wants to enhance his multitasking abilities. In order to do this, he wants to sort n arrays simultaneously, each array consisting of m integers. Iahub can choose a pair of distinct indice...
instruction
0
61,014
12
122,028
No
output
1
61,014
12
122,029
Provide tags and a correct Python 3 solution for this coding contest problem. Little Artem has invented a time machine! He could go anywhere in time, but all his thoughts of course are with computer science. He wants to apply this time machine to a well-known data structure: multiset. Artem wants to create a basic mu...
instruction
0
61,126
12
122,252
Tags: data structures Correct Solution: ``` from bisect import * u, v = {}, {} for q in range(int(input())): a, t, x = map(int, input().split()) if x not in u: u[x], v[x] = [], [] if a < 3: insort([v, u][-a][x], t) else: print(bisect(u[x], t) - bisect(v[x], t)) ```
output
1
61,126
12
122,253
Provide tags and a correct Python 3 solution for this coding contest problem. Little Artem has invented a time machine! He could go anywhere in time, but all his thoughts of course are with computer science. He wants to apply this time machine to a well-known data structure: multiset. Artem wants to create a basic mu...
instruction
0
61,127
12
122,254
Tags: data structures Correct Solution: ``` # ---------------------------iye ha aam zindegi--------------------------------------------- import math import random import heapq, bisect import sys from collections import deque, defaultdict from fractions import Fraction import sys import threading from collections import...
output
1
61,127
12
122,255
Provide tags and a correct Python 3 solution for this coding contest problem. Little Artem has invented a time machine! He could go anywhere in time, but all his thoughts of course are with computer science. He wants to apply this time machine to a well-known data structure: multiset. Artem wants to create a basic mu...
instruction
0
61,128
12
122,256
Tags: data structures Correct Solution: ``` from bisect import * d = [{}, {}] i = [0, 0] for q in range(int(input())): a, t, x = map(int, input().split()) for k in [0, 1]: d[k][x] = d[k].get(x, []) i[k] = bisect(d[k][x], t) if a < 3: d[-a][x].insert(i[-a], t) else: print(i[1] - i[0]) ```
output
1
61,128
12
122,257