Count number of subarrays of an array that has 1.

ublic class SubArray {
  public static int count(int[] arr) {
    int count = 0;
    for (int i = 0; i < arr.length; i++) {
      if (arr[i] == arr[i + 1]) {
        count++;
      }
    }
    return count;
  }
}

A:

You can use a simple for loop to count the number of consecutive elements in