Input to the compiler:

BEGIN Var1 := ten;
Var2 := one ; 
Var3 := ten - one;
Var4 := Var1 + ten;
Var3 := Var3 + Var2
END  hjk 



Output produced by the compiler:

default input is from file exampleInput.txt
BEGIN Var1 := ten;
Var1 assign 10

Var2 := one ; 
Var2 assign 1

Var3 := ten - one;
Var3 assign 9

Var4 := Var1 + ten;
Var4 assign 20

Var3 := Var3 + Var2
END 
Var3 assign 10
 hjk after END - more tokens before EOF