float x = 302.01f;
System.out.println(x == 302.01); //false
System.out.println(x == 302.01f); //true
double y = 302.01;
System.out.println(y == 302.01); //true
System.out.println(y == 302.01f); //false
float z = 302.00f;
System.out.println(z == 302); //true
System.out.println(z == 302f); //true
double j = 302;
System.out.println(j == 302); //true
System.out.println(j == 302f); //true