class Eample2 {
 public static void main(String args[]) {
 int num; // this declares a variable called num

 num = 100; this assigns num the value 100
 
 System.out.println("This is num: " +num);

 num = num * 2;
 
 System.out.print("The value of num * 2 is");
 System.out.println(num);
 }
}
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