#include <iostream>

using namespace std;
int n,a,b,i,d,ama,bma,dma;
int main()
{cin>>n>>ama>>bma;
if(ama-bma>0)
   dma=ama-bma;
else
    dma=bma-ama;
for(i=2;i<=n;++i)
{ cin>>a>>b;
 d=a>b?a-b:b-a;
if(d>dma)
    dma=d,ama=a,bma=b;

}
  cout<<ama<<" "<<bma;
    return 0;
}