public static void main(String[] args) {
        System.out.println(new MaximumLengthOfRepeatedSubArray().findLength(
                new int[] {
                        1, 2, 3, 2, 1
                },
                new int[] {
                        3, 2, 1, 4, 7
                }
        ));
    }
Why Did you create this class? what does it do?
src/problems/medium/MaximumLengthOfRepeatedSubArray.java