All Notes on BCA

import java.*;
import java.io.*;
import java.util.Scanner;

class Swapping
{
 public static void main(String args[])
  {
    Scanner sc = new Scanner(System.in);
     System.out.print("Enter First Number : \n");
     int n1 = sc.nextInt();   
     System.out.print("Enter Second Number : \n");
     int n2 = sc.nextInt();  
         n1 = n1+n2;
         n2 = n1-n2;
         n1 = n1-n2;   
          
     System.out.print("After Swapping :\nnumber 1st = "+n1+"\nnumber 2nd = "+n2);
         
   }
 }

INPUT


Enter First  Number : 5
Enter Second Number : 10

OUTPUT


After Swapping :
number 1st = 10
number 2nd = 5

See How to Implement This Program : 



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