#include <bits/stdc++.h>
 using namespace std; int main()
 { 
int a,b,c;
 cin>>a>>b>>c; 
int ans=a; 
if (b>ans)
 {
 ans=b; 
}
 if (c>ans)
 {
 ans=c;
 }
 cout<<ans<<endl;
 return 0; 
}