func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     ios::sync_with_stdio(0);     cin.tie(0);     int c1, c2, c3, c4;     cin >> c1 >> c2 >> c3 >> c4;     int n, m;     cin >> n >> m;     int a[n], b[m];     for (int i = 0; i < n; i++) cin >> a[i];     for (int i = 0; i < m; i++) cin >> b[i];     int sb = 0, st = 0;     for (int i = 0; i < n; i++) sb += min(a[i] * c1, c2);     sb = min(sb, c3);     for (int i = 0; i < m; i++) st += min(b[i] * c1, c2);     st = min(st, c3);     cout << min(st + sb, c4);   }   