Submission #743097

#	Time	Username	Problem	Language	Result	Execution time	Memory
743097		vjudge1	Lasers (NOI19_lasers)	C++17	10 / 100	1 ms	212 KiB

lasers

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

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL); cout.tie(NULL);
    int l,r; cin >> l >> r;
    if (r==1) {
        int x; cin >> x;
        if (x==1) {
            int a; cin >> a;
            cout << max(0, (a - (l-a)));
        }
    }
    return 0;
}

• Subtask 1: 10 / 10
• Subtask 2: 0 / 14
• Subtask 3: 0 / 20
• Subtask 4: 0 / 21
• Subtask 5: 0 / 22
• Subtask 6: 0 / 13