#include <iostream>
using namespace std;

int main()
{
	int a,b,c,m;
	cin >>a>>b>>c;
	m = a;
	if (b>m)
	{
		m = b;
	}
	if (c>m)
	{
		m = c;
	}
	cout<<m;
	
	
}
/**************************************************************
	Problem: 1039
	User: xiaomingze
	Language: C++
	Result: Accepted
	Time:6 ms
	Memory:2072 kb
****************************************************************/