Dhaka H. Secondary 2014/7

For discussing Olympiad Level Combinatorics problems
Ragib Farhat Hasan
Posts: 62
Joined: Sun Mar 30, 2014 10:40 pm

Dhaka H. Secondary 2014/7

Unread post by Ragib Farhat Hasan » Fri Aug 31, 2018 11:21 pm

If A = {1, 2, 3… 11, 12} then how many subsets of A are possible where the minimum number of element is 2 and no two numbers are consecutive.

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