#include<iostream> // #include<vector> using namespace std; int main(){ int n, x, y; cin >> n; cin >> x >> y; for(int i = 1; i < n; i++){ int m, n; // scanf("%d %d", &x[i], &y[i]); cin >> m >> n; if(m < x){ x = m; y = n; }else if(m == x){ if(n < y){ y = n; } }else{} } cout << x << " " << y << endl; return 0; }