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#include<bits/stdc++.h>
using namespace std;
int main() {
//红绿灯的设置
int r, y, g; //red,yellow,green
cin >> r >> y >> g;
int n, sum = 0;
cin >> n;
for (int i = 0; i < n; i++) {
int k, t;
cin >> k >> t;
if (k == 0) {
sum += t; //k=0 表示经过了一段道路,耗时 t 秒
cout << sum << endl;
}
//红灯 红-->绿
if (k == 1) {
sum += t;
cout << sum << endl;
}
//黄灯 黄-->红-->绿
if (k == 2) {
sum += t + r;
cout << sum << endl;
}
//绿灯
}
cout << sum << endl;
}