Submission #1017186

#	Time	Username	Problem	Language	Result	Execution time	Memory
1017186		vjudge1	Pod starim krovovima (COCI20_psk)	C++17	50 / 50	2 ms	348 KiB

Main

#include <bits/stdc++.h>
using namespace std;

int main(){
    int n;
    cin >> n;

    vector<vector<int>> vec;
    for (int i = 0; i < n; i ++){
        int x, y;
        cin >> x >> y;
        vec.push_back({y, x, i});
    }

    sort(vec.begin(), vec.end());

    int ans = 0;
    for (int i = 0; i < n; i ++){
        int to_pour = vec[i][1];
        for (int j = n - 1; j > i; j--){
            int mn = min(vec[j][0] - vec[j][1], to_pour);
            to_pour -= mn;
            vec[j][1] += mn;
        }
        vec[i][1] = to_pour;
        ans += to_pour == 0;
    }

    cout << ans << endl;
    for (int i = 0; i < n; i ++)
        reverse(vec[i].begin(), vec[i].end());

    sort(vec.begin(), vec.end());
    for (int i = 0; i < n; i ++)
        cout << vec[i][1] << " ";
    cout << endl;
}

• Subtask 1: 50 / 50