folders name changed

Author: AyushSoni86

03_Number System/numberSystem.txt

@@ -1,4 +1,4 @@
-package Merged_Patterns;
+package DS_02_Pattern_Questions.Merged_Patterns;
 
 public class Pattern1 {
     public static void main(String[] args) {
@@ -143,4 +143,17 @@ static void pattern5(int n){
             System.out.println();
         }
     }
+// pattern5 output
+// ************
+// *****  *****
+// ****    ****
+// ***      ***
+// **        **
+// *          *
+// **        **
+// ***      ***
+// ****    ****
+// *****  *****
+// ************
+    
 }

01_Time Complexiety/timeComplexiety.txt renamed to DS_01_Time Complexiety/timeComplexiety.txt

@@ -1,4 +1,4 @@
-package Pattern_With_Spaces;
+package DS_02_Pattern_Questions.Pattern_With_Spaces;
 
 public class Pattern {
     public static void main(String[] args) {

02_Pattern Questions/Merged_Patterns/Pattern1.java renamed to DS_02_Pattern_Questions/Merged_Patterns/Pattern1.java

@@ -1,4 +1,4 @@
-package Pattern_with_Alphabets;
+package DS_02_Pattern_Questions.Pattern_with_Alphabets;
 
 public class Pattern {
     public static void main(String[] args) {

02_Pattern Questions/Pattern_With_Spaces/Pattern.java renamed to DS_02_Pattern_Questions/Pattern_With_Spaces/Pattern.java

@@ -1,4 +1,4 @@
-package Patterns_With_Numbers;
+package DS_02_Pattern_Questions.Patterns_With_Numbers;
 
 public class Pattern {
     public static void main(String[] args) {

02_Pattern Questions/Pattern_with_Alphabets/Pattern.java renamed to DS_02_Pattern_Questions/Pattern_with_Alphabets/Pattern.java

@@ -1,11 +1,12 @@
-package Star_Patterns;
+package DS_02_Pattern_Questions.Star_Patterns;
 
 import java.util.Scanner;
 
 public class Pattern {
     public static void main(String[] args) {
-        Scanner input = new Scanner(System.in);
-        pattern2(input.nextInt());
+        Scanner sc = new Scanner(System.in);
+        int n = sc.nextInt();
+        pattern2(n);
     }
 
     static void pattern1(int n) {
@@ -54,6 +55,4 @@ static void pattern3(int n) {
     // **
     // *
 
-  
-
 }

02_Pattern Questions/Patterns_With_Numbers/Pattern.java renamed to DS_02_Pattern_Questions/Patterns_With_Numbers/Pattern.java

@@ -0,0 +1,29 @@
+package DS_03_Number_System.Bit_Manipulation;
+public class Basics {
+    public static void main(String[] args) {
+        // isOddOrEven(3);
+
+        System.out.println(multiplyByTwo(6));
+        // swap two number using bitwise operators
+        // int a = 2;
+        // int b = 3;
+
+    }
+
+    // find wheather a number is odd or even
+    static void isOddOrEven(int n) {
+        if ((n & 1) == 0) {
+            System.out.println("Number is Even");
+        } else {
+            System.out.println("Number is Odd");
+        }
+    }
+
+    // multiply number by two using bitwise operators
+    static int multiplyByTwo(int n){
+        return n << 1;
+    }
+
+
+}
+ 

02_Pattern Questions/README.md renamed to DS_02_Pattern_Questions/README.md

@@ -0,0 +1 @@
+bitwise operatos - &, |, ^, ~, >>, <<, >>>