Bài 1 :
Uses crt;
Var x,y:integer;
Begin
clrscr;
Readln(x,y);
Write('Tong cua x,y la ',x+y);
Readln
End.
Bài 2 :
Uses CRT;
var x,y,z:integer; tbc:real;
begin
clrscr;
readln(x,y,z);
tbc:=(a+b+c)/3;
Write('Trung binh cong x,y,z la ',tbc:4:2);
Readln
End.