Sort an Array Elements in Java


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Sort an Array Elements in Java

To sort array element in java no need to write new concept just change the syntax of c programming into java code..

Sort an Array Elements in Ascending Order in Java

import java.util.Scanner;
public class SortArray 
{
  public static void main(String[] args) 
  {
   int n, temp;
   Scanner s = new Scanner(System.in);
   System.out.print("Enter no. of elements you want in array:");
   n = s.nextInt();
   int a[] = new int[n];
   System.out.println("Enter all the elements:");
   for (int i=0; i<n; i++) 
    {
    a[i]=s.nextInt();
    }
    for (int i =0; i<n; i++) 
    {
    for (int j=i+1; j<n; j++) 
    {
    if (a[i]>a[j])  // compare numbers
    {
     temp=a[i];
     a[i]=a[j];
     a[j]=temp;
    }
   }
  }
  System.out.print("Elements in Ascending Order:");
  for (int i=0; i<n-1; i++) 
  {
  System.out.print(a[i]+ ", "); // print in same line and separate with comma
 }
  System.out.print(a[n-1]);
 }
}

Output

Enter no. of elements you want in array: 5
3
4
1
7
6
Elements in Ascending Order:
1, 3, 4, 6, 7

Syntax to compile and run java program

Syntax

for compile -> c:/>javac SortArray.java
for run -> c:/>java SortArray

Explanation of Code

  • Scanner s=new Scanner(System.in): are used for receive input from keyboard.
  • nextInt(): method are used for get integer type value from keyboard.
  • System.out.println("....."): are used for display message on screen or console.

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