Program HOC24;
const fi='cau2.inp'
fo='cau2.out'
var dt,a,b,c: integer;
procedure ip;
begin
assign(f,fi);
reset(f);
#include <bits/stdc++.h>
using namespace std;
int main() {
ios_base::sync_with_stdio(false);
cin.tie(NULL);
cout.tie(NULL);
long long a,b,c; cin>>a>>b>>c;
cout<<max(a,max(b,c));
return 0;
}