#include <iostream>
using namespace std;

int main() {
    int n,x=1001,y=1001,a,b;	//由题设 将x y设为最大值
    while (cin >> n) { // 注意 while 处理多个 case
        for (int i = 0; i < n; i++){
            cin >> a >> b;
            if (a < x){
                x = a;
                y = b;
            }
            else if(a == x){
                if (b < y) y = b;
            }
        }

        cout << x<<" "<< y << endl;
    }
}
// 64 位输出请用 printf("%lld")