题解 | #小红结账#（模拟）

#include "bits/stdc++.h"

using namespace std;
#define int long long
#define endl "\n"
#define PII pair<int,int>
#define PIII pair<int,PII>
const int MOD = 1e9 + 7;
const int N = 3e5;

void slu() {
    int n, m;
    cin >> m >> n;
    vector<int> a(n + 1, 0);
    for (int i = 0; i < m; i++) {
        int num, sum;
        cin >> num >> sum;
        int add = sum / num;
        if (add * num != sum)add++;
        num--;
        while (num--) {
            int p;
            cin >> p;
            a[p] += add;
        }
    }
    for (int i = 1; i <= n; i++)cout << a[i] << " ";
}

signed main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    int T;
//    cin >> T;
    T = 1;
    while (T--)slu();

}