Machine Problem

 Write a Java program that will perform selection sort algorithm by asking the user to give a number and then it is display the original arrangement of numbers, and its sorted values.

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Program Listing

package test;

import java.util.Scanner;  

/*
 * Selection_Sort.java
 * 
 * Jake Rodriguez Pomperada, MAED-IT, MIT
 * www.jakerpomperada.com  and www.jakerpomperada.blogspot.com
 * jakerpomperada@gmail.com
 * Bacolod City, Negros Occidental Philippines
 * 
 * Machine Problem
 * 
 * Write a Java program that will perform selection sort algorithm by
 * asking the user to give a number and then it is display the original
 * arrangement of numbers, and its sorted values.
 * 
 */

public class Selection_Sort {
	
	  public static void main(String args[])  
	   {  
	       int size, i, j, temp;  
	       int arr[] = new int[50];  
	       
	       @SuppressWarnings("resource")
		Scanner scan = new Scanner(System.in);  
	       
	       System.out.println();
	       System.out.println("\tSelection Sort in Java");
	       System.out.println();
	         
	       System.out.print("Enter Array Size : ");  
	       size = scan.nextInt();  
	         
	       
	       for(i=0; i<size; i++)  
	       {  
	    	   System.out.print("Enter Element Value No." + (i+1) + ": "); 
	    	   arr[i] = scan.nextInt();  
	       }  
	         
	       System.out.println();
	       System.out.print("UnSorted Array Values : \n");  
	       System.out.println();
	       for(i=0; i<size; i++)  
	       {  
	           System.out.print(arr[i]+ "  ");  
	       }  
	       
	       System.out.println();
	         for(i=0; i<size; i++)  
	       {  
	           for(j=i+1; j<size; j++)  
	           {  
	               if(arr[i] > arr[j])  
	               {  
	                   temp = arr[i];  
	                   arr[i] = arr[j];  
	                   arr[j] = temp;  
	               }  
	           }  
	       }  
	         
	       System.out.println();
	       System.out.print("Sorted Array Values : \n");  
	       System.out.println();
	       for(i=0; i<size; i++)  
	       {  
	           System.out.print(arr[i]+ "  ");  
	       }  
	       
	       System.out.println("\n\n");
	       System.out.print("End of Program \n");  
	       System.out.println();
	       scan.close();
	   }  
	}  

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