#include <bits/stdc++.h>
#define n net_modules
#define ll long long
#define ishowspeed ios_base::sync_with_stdio(0),cin.tie(0),cout.tie(0)
#define pb push_back


using namespace std;


int main() {
    ishowspeed;
    ll n, wk=1, hk=1,wo, ho;
    cin>>n;
    while(n--){
    cin>>wo>>ho;
    if(wo>ho)
    swap(wo,ho);
    if(wo>wk)
    wk=wo;
    if(ho>hk)
    hk=ho;           
    }
    cout<<wk<<" "<<hk;
    return 0;       
}
