#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;
}

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