#include <bits/stdc++.h>   using namespace std;   long long int mini(long long int p, long long int q) {     if (p < q) return p;     return q;   }   int main() {     long long int k2, k3, k5, k6, total = 0;     cin >> k2 >> k3 >> k5 >> k6;     int m = 0;     m = mini(k2, k5);     m = mini(m, k6);     total = m * 256;     m = mini(k2 - m, k3);     total += m * 32;     cout << total << endl;   }   