The remaining value should be 0.5

public static void main (String [] args) {
int a,b,c,d,e,f;
double g;


a = 1000;
b = 2000;
c = a+b;
d = a-b;
e = a*b;
f = a/b;
g = a%b;    


System.out.println ("Add = " + c);
System.out.println ("Patch = " + d);
System.out.println ("multiplication = " + e);
System.out.println ("divide = "+f);
System.out.println ("remaining = "+g);

}