MAXS

#include<bits/stdc++.h>
#define sz(x) (x).size()
using namespace std;
string res, a;
int n;
int main(){
    cin>>n>>res;
    while(--n){
        cin>>a;
        if(sz(a)>sz(res)||(sz(a)==sz(res)&&a<res) res=a;
    }
    cout<<res;
}