Cut the sticks

// Complete the cutTheSticks function below.
    static int[] cutTheSticks(int[] arr) {
        List<Integer> result = new ArrayList<>();
        while(true){
            // 1. find min
            int mn = Integer.MAX_VALUE;
            for(int i = 0; i < arr.length; i++){
                if(arr[i] > 0)
                    mn = Math.min(mn, arr[i]);
            }
            if(mn == Integer.MAX_VALUE)
                break;
            // 2. cur stick
            int count = 0;
            for(int i = 0; i < arr.length; i++){
                if(arr[i] > 0)
                    count ++;
                arr[i] = arr[i] - mn;
            }

            // 3. append result
            result.add(count);
        }
        int[] res = new int[result.size()];
        for(int i = 0; i < result.size(); i++){
            res[i] = result.get(i);
        }
        return res;
    }