Low level designing of snakes and ladders problem statement

I will be having my interview in few days in low level designing using OOPs concept. So have designed Snakes and Ladders problem statement in my way. So I want know weather my approach of designing is good or not. Here is my problem statement and .cpp file: https://github.com/SimhadriSirisha/snakesAndLadder . Please do look over it and Give me some suggestions. Thank you in advance.