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.
How to subtract?
Output any real number that is neither positive nor negative
07 - Common functions and indexing 5
Basic commands - rounding
Extract a specific part of matrix!
Make roundn function
Where is 1?
Print true if
Solve the system of linear equations
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