#include <bits/stdc++.h>
using namespace std;
int main() {
  int n;
  cin >> n;
  int a[n];
  long long sum = 0;
  map<int, int> m;
  for (int i = 0; i < n; i++) {
    cin >> a[i];
    m[a[i]]++;
    sum += a[i];
  }
  int q;
  cin >> q;
  int x, y;
  while (q--) {
    cin >> x >> y;
    int count = m[x];
    if (x > 0) {
      m[x] = 0;
      m[y] = m[y] + count;
      sum = (sum - (x * count) + (count * y));
      cout << sum;
    } else
      cout << sum;
  }
}
