s='He was so tired'
ans = true
Find the longest sequence of 1's in a binary sequence.
give nth decimal place of pi
Energy of a photon
Back to basics 21 - Matrix replicating
Return ! if array element starts with a certain letter. Otherwise return ?
Find the product of the positive elements above the main diagonal.
Find the sum of the negative elements under the main diagonal.
Find Adjacency Matrix
Find matrix of indices for multidimensional matrix.
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