setbit.java

import java.util.*;

public class setbit {
    public static void main(String args[]){
        int n = 5;
        int pos = 1;
        int bitMask = 1<<pos;

        if((bitMask | n) == 0){
            System.out.print("bit was zero");
        }
        else{
            System.out.println("bit was one");
        }

        int newNumber = bitMask | n;
        System.out.println(newNumber);
    }
    
}