Bruteforcing on c code got me the answer 2017. HAHA don't know how to use permutations or combinations to get this answer. P.S.: Cool Question.
Answer: 2017
There are 12 different chocolates placed on a table along a straight line. In how many ways can a person choose 4 of them such that no 2 of the chosen chocolates lie next to each other?
In a group of 6 boys and 4 girls, four children are to be selected. In how many different ways can they be selected such that at least one boy should be there?