Submission #975964

#	Time	Username	Problem	Language	Result	Execution time	Memory
975964		vjudge1	Fountain (eJOI20_fountain)	C++17	0 / 100	255 ms	4436 KiB

fountain

#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;

// bismillah subtask gampang
int main() {
    int soal, elang;
    cin >> soal >> elang;

    vector<int> prefsum(soal + 1, 0);
    for (int i = 1; i <= soal; i++)
    {
        int x, y;
        cin >> x >> y;

        prefsum[i] = prefsum[i - 1] + y;
    }

    for (int i = 0; i < elang; i++)
    {
        int l, c;
        cin >> l >> c;

        int idx = upper_bound(prefsum.begin(), prefsum.end(), prefsum[l - 1] + c) - prefsum.begin();
        cout << (idx == (soal + 1) ? 0 : idx) << endl;
    }
}

• Subtask 1: 0 / 30
• Subtask 2: 0 / 30
• Subtask 3: 0 / 40