171010_1085_직사각형에서 탈출

#include <iostream> using namespace std; int min(int a, int b){return a>=b? b:a;} int min(int a, int b, int c, int d) {return min(min(a,b),min(c,d));} int main() {     int x,y,w,h=0;     int l=0;     cin >> x >> y >> w >> h;     l=min(x,y,w-x,h-y);     cout << l;          }