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class Solution{

    //Function to swap two elements in the array.    
    public static void swap(int arr[], int x, int y){
        //Use of a temporary variable to swap the elements.
        int tmp = arr[x];
        arr[x] = arr[y];
        arr[y] = tmp;
    //Function to sort the array into a wave-like array.
    public static void convertToWave(int arr[], int n){
        //Iterating over the array. 
        for(int i=0;i<n-1;i=i+2){
            //Swapping two neighbouring elements at a time.
		    swap(arr, i, i+1);

Tue Feb 08 2022 05:46:24 GMT+0000 (Coordinated Universal Time)

#java #gfg #geeksforgeeks #arrays #practice #wavearray

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