Java Program to Delete an Element from an Array

«
»
This is a Java Program to Delete the Specified Integer from an Array.

Enter size of array and then enter all the elements of that array. Now enter the element you want to delete. We first find the location of that element and then shift the positions of all the elements after the element to be removed by one.

Here is the source code of the Java Program to Delete the Specified Integer from an Array. The Java program is successfully compiled and run on a Windows system. The program output is also shown below.

advertisement
  1. import java.util.Scanner;
  2. public class Delete
  3. {
  4.     public static void main(String[] args) 
  5.     {
  6.         int n, x, flag = 1, loc = 0;
  7.         Scanner s = new Scanner(System.in);
  8.         System.out.print("Enter no. of elements you want in array:");
  9.         n = s.nextInt();
  10.         int a[] = new int[n];
  11.         System.out.println("Enter all the elements:");
  12.         for (int i = 0; i < n; i++) 
  13.         {
  14.             a[i] = s.nextInt();
  15.         }
  16.         System.out.print("Enter the element you want to delete:");
  17.         x = s.nextInt();
  18.         for (int i = 0; i < n; i++) 
  19.         {
  20.             if(a[i] == x)
  21.             {
  22.                 flag =1;
  23.                 loc = i;
  24.                 break;
  25.             }
  26.             else
  27.             {
  28.                 flag = 0;
  29.             }
  30.         }
  31.         if(flag == 1)
  32.         {
  33.             for(int i = loc+1; i < n; i++)
  34.             {
  35.                 a[i-1] = a[i];
  36.             }
  37.             System.out.print("After Deleting:");
  38.             for (int i = 0; i < n-2; i++) 
  39.             {
  40.                 System.out.print(a[i]+",");
  41.             }
  42.             System.out.print(a[n-2]);
  43.         }
  44.         else
  45.         {
  46.             System.out.println("Element not found");
  47.         }
  48.     }
  49. }

Output:

$ javac Delete.java
$ java Delete
 
Enter no. of elements you want in array:5
Enter all the elements:
3
5
8
1
4
Enter the element you want to delete:5
After Deleting:3,8,1,4

Sanfoundry Global Education & Learning Series – 1000 Java Programs.

Note: Join free Sanfoundry classes at Telegram or Youtube
advertisement
advertisement

Here’s the list of Best Books in Java Programming, Data Structures and Algorithms.

advertisement
advertisement
Subscribe to our Newsletters (Subject-wise). Participate in the Sanfoundry Certification contest to get free Certificate of Merit. Join our social networks below and stay updated with latest contests, videos, internships and jobs!

Youtube | Telegram | LinkedIn | Instagram | Facebook | Twitter | Pinterest
Manish Bhojasia - Founder & CTO at Sanfoundry
Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He lives in Bangalore, and focuses on development of Linux Kernel, SAN Technologies, Advanced C, Data Structures & Alogrithms. Stay connected with him at LinkedIn.

Subscribe to his free Masterclasses at Youtube & technical discussions at Telegram SanfoundryClasses.