#include <iostream> using namespace std; int main() { int a1, a2, a3, a4, b1, b2, b3; cin >> a1 >> a2 >> a3 >> a4 >> b1 >> b2 >> b3; cout << min(min(a1, a2), min(a3, a4)) + min(min(b1, b2), b3); return 0; }