Question

. What is the value of x after each of these statements is encountered in a computer program, if x = 1 before the statement is reached? a) if x + 2 = 3 then x := x + 1

Answer 1

if x+2=3 then x:=x+1;

Ans-

x+2=3

1+2=3

3=3  so x:=1+1;

x:=2;