program so_sanh; Var x,y:integer; Begin x:=5; x:=7; x:=x+2; writeln(‘so sanh x,y:’,x=y); readln; end.

2 câu trả lời

program so_sanh;

var x, y : integer;

begin

x := 5;

x := 7;

x := x + 2;

writeln(‘so sanh x, y : ’, x = y);

readln;

* * ** * ** * ** * ** * ** * *

⇒ x = 5;

⇒ y = 7;

⇒ x := 5 + 2 = 7

⇒ x = y = 7 ⇒ TRUE

* * ** * ** * ** * ** * ** * *

A. So sanh x, y : FALSE

B. So sanh x, y : TRUE

C. So sanh x, y : x < y

D. So sanh x, y : x = y

⇒ Đáp án : B

program so_sanh;

uses crt; 

var x,y:integer;

begin

clrscr;

write('nhap x=');readln(x);

write('nhap y=');readln(y)

if x=y then writeln(' so sanh x,y:',x);

readln;

end.