s='He was so tired'
ans = true
Determine whether a vector is monotonically increasing
Check to see if a Sudoku Puzzle is Solved
Remove NaN ?
Back to basics - mean of corner elements of a matrix
Append two matrix as shown below example
Calculate the eigenvalues of A.
Solve the following system of equations.
Solve the following boundary value problem
Find the sum of the negative elements under the main diagonal.
Find the product of the positive elements above the main diagonal.
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