Program   tinh_tong;
Var  a, b: integer;
sum: integer;
BEGIN
Write(‘Moi ban nhap vao so nguyen a: ‘);
Readln(a);
Write(‘Moi ban nhap vao so nguyen b: ‘);
Readln(b);
sum := a+b;
Writeln(‘Tong hai so ban vua nhap la: ‘,sum);
Writeln(‘Ban bam Enter de tiep tuc ‘);
Readln
END.