문제
풀이
#include <iostream>
using namespace std;
void solve(void) {
int w1; cin >> w1;
int h1; cin >> h1;
int w2; cin >> w2;
int h2; cin >> h2;
cout << (w1 < w2 ? 2*(w2+h1+h2)+4 : 2*(w1+h1+h2)+4) << "\n";
}
int main(void) {
ios::sync_with_stdio(false);
cin.tie(nullptr);
solve();
return 0;
}