CSP-201812-1-小明上学

解题代码

#include <iostream>
using namespace std;int r, y, g, n, k, t, sumTime;int main()
{cin >> r >> y >> g >> n;for (size_t i = 0; i < n; i++){cin >> k >> t;if (k == 0)sumTime += t;else if(k==1)sumTime += t;else if(k==2)sumTime += (t + r);}cout << sumTime;return 0;
}