C++ :

#include<iostream>
using namespace std;
int main()
{
	int a,b;
	cin>>a>>b;
	if(a>b)
	  cout<<a;
	else
	  cout<<b;  
	return 0;
}

Pascal :

uses math;
var
a,b:integer;
begin
read(a,b);
write(max(a,b));
end.