#include <bits/stdc++.h>
using namespace std;
int main() {
  ios_base::sync_with_stdio(0);
  cin.tie(0);
  cout.tie(0);
  int n, q, b, c, sum;
  cin >> n;
  int arr[n];
  for (int i = 0; i < n; i++) cin >> arr[i];
  cin >> q;
  while (q--) {
    sum = 0;
    cin >> b >> c;
    for (int i = 0; i < n; i++)
      if (arr[i] == b) arr[i] = c;
    for (int i = 0; i < n; i++) sum += arr[i];
    cout << sum << endl;
  }
  return 0;
}
