#include <bits/stdc++.h>
using namespace std;
int main() {
  long long N;
  long long val;
  cin >> N;
  vector<long long> ival;
  for (int i = 0; i < N; i++) {
    cin >> val;
    ival.push_back(val);
  }
  long long Q, b, c;
  cin >> Q;
  vector<long long>::iterator it;
  for (int i = 0; i < Q; i++) {
    cin >> b;
    cin >> c;
    it = find(ival.begin(), ival.end(), b);
    while (it != ival.end()) {
      *it = c;
      it = find(ival.begin(), ival.end(), b);
    }
    long long sum = 0;
    for (int i = 0; i < ival.size(); i++) {
      sum += ival[i];
    }
    cout << sum << '\n';
  }
}
