#include<bits/stdc++.h> using namespace std; int main() { int n=100000,k,max=-1000000; int a[n]; string b[n],m; for(int i=0;i<n;i++) { cin>>b[i]; char last=b[i].back(); if(last=='.') { b[i]=b[i]-last; } a[i]=sizeof(b[i]); if(a[i]>max) { max=a[i]; m=b[i] } if(last=='.') { break; } } cout<<m; return 0; }