Aiyub vai loves to eat apples. He eats apples in an interesting way. After buying apples, on the first day, he eats 1 apple; on second day, he eats 2 apples; on the third day, he eats 3 apples. For the next few days he eats apples in a way such that, on day N , he eats n apples more than that he ate 3 days before. How many apples will he eat more in day 99 than that of in day 98?
