Submission #76971274

Source Code Expand

#include<bits/stdc++.h>
using namespace std;
int n, m;
int fa[200005], cnt[200005];
int find(int x){ return x == fa[x] ? x : fa[x] = find(fa[x]); }
int main(){
    cin >> n >> m;
    iota(fa + 1, fa + n + 1, 1);
    fill(cnt + 1, cnt + n + 1, 1);
    while(m--){
        int x, y;
        cin >> x >> y;
        x = find(x), y = find(y);
        if(x == y) continue;
        fa[x] = y;
        cnt[y] += cnt[x];
    }
    int q;
    cin.tie(0);
    cin >> q;
    while(q--){
        int x;
        cin >> x;
        cout << cnt[find(x)] << '\n';
    }
    return 0;
}

Submission Info

Submission Time
Task G - Circle of Friends
User zyl773858631a
Language C++23 (GCC 15.2.0)
Score 366
Code Size 593 Byte
Status AC
Exec Time 111 ms
Memory 7532 KiB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 366 / 366
Status
AC × 5
AC × 76
Set Name Test Cases
Sample sample01.txt, sample02.txt, sample03.txt, sample04.txt, sample05.txt
All sample01.txt, sample02.txt, sample03.txt, sample04.txt, sample05.txt, in01.txt, in02.txt, in03.txt, in04.txt, in05.txt, in06.txt, in07.txt, in08.txt, in09.txt, in10.txt, in11.txt, in12.txt, in13.txt, in14.txt, in15.txt, in16.txt, in17.txt, in18.txt, in19.txt, in20.txt, in21.txt, in22.txt, in23.txt, in24.txt, in25.txt, in26.txt, in27.txt, in28.txt, in29.txt, in30.txt, in31.txt, in32.txt, in33.txt, in34.txt, in35.txt, in36.txt, in37.txt, in38.txt, in39.txt, in40.txt, in41.txt, in42.txt, in43.txt, in44.txt, in45.txt, in46.txt, in47.txt, in48.txt, in49.txt, in50.txt, in51.txt, in52.txt, in53.txt, in54.txt, in55.txt, in56.txt, in57.txt, in58.txt, in59.txt, in60.txt, in61.txt, in62.txt, in63.txt, in64.txt, in65.txt, in66.txt, in67.txt, in68.txt, in69.txt, in70.txt, in71.txt
Case Name Status Exec Time Memory
in01.txt AC 1 ms 3500 KiB
in02.txt AC 1 ms 3400 KiB
in03.txt AC 1 ms 3420 KiB
in04.txt AC 1 ms 3592 KiB
in05.txt AC 1 ms 3396 KiB
in06.txt AC 1 ms 3380 KiB
in07.txt AC 1 ms 3384 KiB
in08.txt AC 1 ms 3592 KiB
in09.txt AC 1 ms 3432 KiB
in10.txt AC 1 ms 3408 KiB
in11.txt AC 108 ms 5148 KiB
in12.txt AC 73 ms 4924 KiB
in13.txt AC 73 ms 4936 KiB
in14.txt AC 1 ms 4968 KiB
in15.txt AC 68 ms 4924 KiB
in16.txt AC 84 ms 6584 KiB
in17.txt AC 100 ms 6624 KiB
in18.txt AC 38 ms 5020 KiB
in19.txt AC 93 ms 7528 KiB
in20.txt AC 84 ms 7392 KiB
in21.txt AC 67 ms 5148 KiB
in22.txt AC 100 ms 6764 KiB
in23.txt AC 100 ms 7456 KiB
in24.txt AC 99 ms 5020 KiB
in25.txt AC 93 ms 7532 KiB
in26.txt AC 101 ms 5024 KiB
in27.txt AC 83 ms 5168 KiB
in28.txt AC 106 ms 5020 KiB
in29.txt AC 1 ms 3484 KiB
in30.txt AC 1 ms 4924 KiB
in31.txt AC 1 ms 3560 KiB
in32.txt AC 1 ms 3384 KiB
in33.txt AC 100 ms 5100 KiB
in34.txt AC 101 ms 5096 KiB
in35.txt AC 1 ms 3484 KiB
in36.txt AC 1 ms 3484 KiB
in37.txt AC 107 ms 4920 KiB
in38.txt AC 1 ms 3432 KiB
in39.txt AC 1 ms 3496 KiB
in40.txt AC 1 ms 3504 KiB
in41.txt AC 1 ms 3564 KiB
in42.txt AC 1 ms 3396 KiB
in43.txt AC 1 ms 3384 KiB
in44.txt AC 87 ms 5132 KiB
in45.txt AC 105 ms 4960 KiB
in46.txt AC 111 ms 5040 KiB
in47.txt AC 99 ms 4936 KiB
in48.txt AC 99 ms 5024 KiB
in49.txt AC 108 ms 5020 KiB
in50.txt AC 106 ms 4992 KiB
in51.txt AC 104 ms 5024 KiB
in52.txt AC 38 ms 4920 KiB
in53.txt AC 70 ms 4920 KiB
in54.txt AC 106 ms 5100 KiB
in55.txt AC 106 ms 4944 KiB
in56.txt AC 1 ms 3400 KiB
in57.txt AC 1 ms 3396 KiB
in58.txt AC 84 ms 7456 KiB
in59.txt AC 1 ms 5120 KiB
in60.txt AC 1 ms 4960 KiB
in61.txt AC 1 ms 3608 KiB
in62.txt AC 1 ms 3380 KiB
in63.txt AC 22 ms 4996 KiB
in64.txt AC 21 ms 4920 KiB
in65.txt AC 1 ms 3608 KiB
in66.txt AC 1 ms 3396 KiB
in67.txt AC 64 ms 7392 KiB
in68.txt AC 64 ms 7400 KiB
in69.txt AC 1 ms 3480 KiB
in70.txt AC 1 ms 3468 KiB
in71.txt AC 99 ms 5008 KiB
sample01.txt AC 1 ms 3480 KiB
sample02.txt AC 1 ms 3556 KiB
sample03.txt AC 1 ms 3560 KiB
sample04.txt AC 1 ms 3596 KiB
sample05.txt AC 1 ms 3608 KiB