javalab3.java

import java.util.Scanner;

class javalab3 
{
    public static void main(String[] args) 
    {
        Scanner sc = new Scanner(System.in);
        System.out.println("Enter limit of array:");
        int n = sc.nextInt();
        int[] arr = new int[n];

        System.out.println("Enter " + n + " elements:");
        for (int i = 0; i < n; i++) {
            arr[i] = sc.nextInt();
        }

        for (int i = 0; i < n - 1; i++) 
        {
            for (int j = 0; j < n - i - 1; j++) 
            {
                if (arr[j] > arr[j + 1]) 
                { 
                    int temp = arr[j];
                    arr[j] = arr[j + 1];
                    arr[j + 1] = temp;
                }
            }
        }

        System.out.println("Sorted array is:");
        for (int i = 0; i < n; i++) 
        {
            System.out.print(arr[i] + " ");
        }
        System.out.println();

        for (int i = 1; i < n - 1; i += 2) 
        {
            int temp = arr[i];
            arr[i] = arr[i + 1];
            arr[i + 1] = temp;
        }

        System.out.println("Zigzag array is:");
        for (int i = 0; i < n; i++) 
        {
            System.out.print(arr[i] + " ");
        }
        System.out.println();

        sc.close();
    }
}