Updated and Formatted Swap.java (#76)

sid-am-ahd935 · Oct 24, 2022 · 1de70f1 · 1de70f1
1 parent e5aea87
commit 1de70f1
Showing 1 changed file with 43 additions and 46 deletions.
diff --git a/Java/Multiple Swapping Methods/swap.java b/Java/Multiple Swapping Methods/swap.java
@@ -1,56 +1,53 @@
 import java.util.*;
 
 class Swap {
-        /**
-         * @param args
-         */
-        public static void main(String args[]) {
 
-                Scanner aliul12 = new Scanner (System.in);
-
-                                System.out.println("select the method of swapping two numbers");
-                                System.out.println("press 1 for + & - method");
-                                System.out.println("press 2 for * & / method");
-                                System.out.println("press 3 for XOR method");
-                                System.out.println("press 4 for single statement method");
-                                System.out.println("Enter your choice: ");
+        public static void main(String args[]) {
+                Scanner sc = new Scanner (System.in);
+
+                System.out.println("Select the method of swapping two numbers.");
+                System.out.println("\t 1. Press 1 for + & - method.");
+                System.out.println("\t 2. Press 2 for * & / method.");
+                System.out.println("\t 3. Press 3 for XOR method.");
+                System.out.println("\t 4. Press 4 for single statement method.");
+                System.out.println("Enter your choice: ");
+                int choice = sc.nextInt();
 
-                     int choice = aliul12.nextInt();
                 int a,b;
                 System.out.println("Enter 1st no. A:");
-               a = aliul12.nextInt();
-               System.out.println("Enter 2nd no. B:");
-               b = aliul12.nextInt();
-
-     switch(choice) {
-
-    // + & - method
-                 case 1: a=a+b;
-                        b=a-b;
-                        a=a-b;
-                        System.out.println("result: "+a+"  "+b);
-                        break;
-    // * & / method
-                 case 2: a=a*b;
-                         b=a/b;
-                         a=a/b;
-                        System.out.println("result: "+a+"  "+b);
-                        break;             
-    // XOR method
-                 case 3: a=a^b;
-                         b=a^b;
-                         a=a^b;
-                        System.out.println("result: "+a+"  "+b);
-                        break;        
-
-    // single statement method
-                case 4: b=a+b-(a=b);
-                         System.out.println("result: "+a+"  "+b);
-                         break;
-                 default:System.out.println("Invalid choice");             
-                         break;
-
-             }
+                a = sc.nextInt();
+                System.out.println("Enter 2nd no. B:");
+                b = sc.nextInt();
+
+                switch(choice) {
+                        // + & - method
+                        case 1: a=a+b;
+                                b=a-b;
+                                a=a-b;
+                                System.out.println("result: "+a+"  "+b);
+                                break;
+                        // * & / method
+                        case 2: a=a*b;
+                                b=a/b;
+                                a=a/b;
+                                System.out.println("result: "+a+"  "+b);
+                                break;             
+                        // XOR method               
+                        case 3: a=a^b;
+                                b=a^b;
+                                a=a^b;
+                                System.out.println("result: "+a+"  "+b);
+                                break;        
+
+                        // single statement method          
+                        case 4: b=a+b-(a=b);
+                                System.out.println("result: "+a+"  "+b);
+                                break;
+
+                        default:System.out.println("Invalid choice");             
+                                break;
+
+               }
 
         }