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