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Tic Tac Toe FTW
Replace NaNs with the number that appears to its left in the row.
Distance walked 1D
Sophie Germain prime
How long do each of the stages of the rocket take to burn?
Flip the main diagonal of a matrix
Solve the set of simultaneous linear equations
Is A the inverse of B?
Find the "ordinary" or Euclidean distance between A and Z
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