Swap two numbers by using division and multiplication

Java Program to Swap two numbers by using division and multiplication.

Input:  650  350

Output:  350  650

import java.io.*;
import java.util.*;
public class temp {
	 public static void main(String[] args) {
       Scanner scan = new Scanner(System.in);
       System.out.println("Enter any two numbers:  ");
       int a = scan.nextInt();
       int b = scan.nextInt();

       a = a*b;
       b = a/b;
       a = a/b;
       System.out.println(String.format("%d %d",a,b));
	}
}

INPUT_1:
Enter any two numbers:
3  2

OUTPUT:
2  3

INPUT_2:
Enter any two numbers:
20  45

OUTPUT:
45  20

INPUT_3:
Enter any two numbers:
100  110

OUTPUT:
110  100

INPUT_4:
Enter any two numbers:
250  110

OUTPUT:
110  250

ILLUSTRATION

Morae Q!

1. Convert from binary number to decimal number.
2. Swap two numbers by using division and multiplication.
3. Compute foot and inches into centimetres.
4. Concatenate Strings.
5. Convert lowercase letters to uppercase letters.
6. Compute the sum of all the digits of N.
7. Compute the area of the pentagon.
8.  Get input using scanner.
9. Find the distance between two points (x1,y1) and (x2,y2).
10. Finding patterns in a file using frep and egrep .
11. Detecting a cycle in a directed graph using Depth First Traversal.
12. Topological ordering in a Graph.
13. Storing graphs using adjacency list.
14. Introduction to graph theory.
15. Graph Adjacency Matrix pseudo code.
16. Adjacency Matrix for storing graphs.
17. Dijkstra’s shortest path algorithm .
18. Breadth first search (BFS) Algorithm.
19. Find the multiple of given number in the list of integers.
20. Finding patterns in files using grep .