题解

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

int main() {
    int M, S, T;
    cin >> M >> S >> T;

    int s1 = 0, s2 = 0;
    for (int i = 1; i <= T; i++) {
        s1 += 17;
        if (M >= 10) {
            s2 += 60;
            M -= 10;
        } else {
            M += 4;
        }
        if (s2 > s1) {
            s1 = s2;
        }
        if (s1 > S) {
            cout << "Yes" << endl << i << endl;
            return 0;
        }
    }
    cout << "No" << endl << s1 << endl;

    return 0;
}