public class boolean_isSorted {

public static void main(String[] args) {

int arr[] = {1,2,2,3,4};

System.out.println(isSorted(arr, 0));

}

public static boolean isSorted(int arr[], int idx){

if(idx == arr.length-1)

return true;

// if(arr[idx] < arr[idx+1]){

// // array is sorted till now

// return isSorted(arr, idx+1);

// }else return false;

if(arr[idx] > arr[idx+1])

return false;

return isSorted(arr, idx+1);

}

}