Problem.Java

 private static int equalizeArray(int[] arr) {
        int[] index = new int[101];
        int[] intrinsicIndex = new int[101];
        int max = 0;

        for (int i = 0; i < arr.length; i++) {
            index[arr[i]]++;
        }
  
        //Select only Non-Zero integers
        int position = 0;
        for (int k = 0; k < index.length; k++) {
            if (index[k] != 0) {
                intrinsicIndex[position] = index[k];
                position++;
            }
        }

        //Find max till we reach the trailing zeros
        for (int j = 0; j < intrinsicIndex.length; j++) {
            if (intrinsicIndex[j] != 0) {
                if (intrinsicIndex[j] > max) {
                    max = intrinsicIndex[j];
                }
            } else {
                break;
            }
        }

        return arr.length - max;
    }