734B. Anton and Digits.cpp

/*
problem link: https://codeforces.com/contest/734/problem/B
problem name:734B. Anton and Digits
status:accepted
author :mohand sakr.


*/

#include <iostream>
using namespace std;

int main() {
	int k2,k3,k5,k6;
	cin>>k2>>k3>>k5>>k6;
	int num256=min(k2,min(k6,k5));
	int rest2=k2-num256;

	int num32=min(rest2,k3);
 	unsigned long long answer=256*num256+32*num32;
	cout<<answer<<"\n";
	return 0;
}