#include<bits/stdc++.h> 
using namespace std;
int main(){
   int a,b,c;
   cin>>a>>b>>c;
   if(a>b>c){
   	   cout<<a;
   }else{
   	   cout<<c;
}
} 
/**************************************************************
	Problem: 1039
	User: yangjunwen
	Language: C++
	Result: Wrong Answer
****************************************************************/