program bt;
Var a,b:integer;
Begin
Writeln('nhap a:=');
Readln(a);
Writeln('nhap b:=');
Readln(b);
If a>b then writeln ('a lon hon b') else writeln ('a be hon b');
Readln;
End.
uses crt;
var a,b:integer;
begin
clrscr;
write('a='); readln(a);
write('b='); readln(b);
if a>b then writeln(a,' lon hon ',b)
else if a<b then writeln(b,' lon hon ',a)
else writeln('hai so bang nhau');
readln;
end.