Merge pull request codemistic#482 from rai-m47/main

Added code for String subset using Bit Magic.

Author: gantavyamalviya

Java/FiveBitManipulation/SubSetWithBitwise.java

@@ -0,0 +1,25 @@
+import java.util.*;
+
+public class SubSetWithBitwise {
+ public static void main(String[] args) {
+ Scanner sc = new Scanner(System.in);
+ String s=sc.next();
+ int i,k,n,n1;
+ int l=s.length();
+ n=(int)Math.pow(2.0,l);
+ System.out.print(" ");
+ for(i=0;i<n;i++)
+ {
+ n1=n;
+ k=0;
+ while(n1!=0)
+ {
+ if(((i>>k)&1) == 1)
+ System.out.print(s.charAt(k));
+ k++;
+ n1/=2;
+ }
+ System.out.println();
+ }
+ }
+}