#include<bits/stdc++.h>
using namespace std;
int main(){
	int a,b,c;
	cin>>a>>b>>c;
	if(a>b){
		if(a>c){
			cout<<a;
		}
		else{
			cout<<a;
		}
	}
	else{
		if(b>c){
			cout<<b;
		}
		else{
			cout<<c;
		}
	}
}

/**************************************************************
	Problem: 1039
	User: zengyixuan
	Language: C++
	Result: Accepted
	Time:9 ms
	Memory:2072 kb
****************************************************************/