Change given string to number. (hint: there is already function)
Changing from ['1234'] to  is one of example
Please expand the test suite so that solutions like this do not work.
Make one big string out of two smaller strings
Back to basics 11 - Max Integer
Check if number exists in vector
find the maximum element of the matrix
Append two matrix as shown below example
Solve system of equation!
Calculate inverse matrix in m by n matrix
Solve equation numerically
How to permute given 3d matrix?
Replace 0 to NaN!
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