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

1. #include <bits/stdc++.h>
2. using namespace std;
3. int main() {
4. int a,b,c,d,ans;
5. cin>>a>>b>>c>>d;
6. d=max(a,b);
7. ans=max(d,c);
8. cout<<ans;
9. }

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