Write a program find Garbage value in Memory.

Garbage Value in Memory Using Java

import java.util.*;

class GarbageCollection{

    public static void main(String args[]) throws Exception{
        Runtime rs = Runtime.getRuntime();
        System.out.println("Free Memory in JVM before Garbage Collection = "+rs.freeMemory());
        rs.gc();
        System.out.println("Free Memory in JVM after Garbage Collection = "+rs.freeMemory());
    }
}

Ans:-

The numbers using rand: 
112772294
959890150
1730299277
1710891493
1957130810
The numbers using rand:
1634128525841877568
8873084220859137616
7863506011471851648
8671392301477019671
692334125364300050