The "ans = a" is a nice touch. A Cody inside joke.
wow!seriously weird,like that.
Find the sum of the elements in the "second" diagonal
Sum the Digits of a Number
Say something funny
Who is the smartest MATLAB programmer?
Basic arrays operations.
longest common substring : Skipped character version
longest common semi-substring
all possible subsets of set
Path of least resistance - Move all direction
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