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.
First N Perfect Squares
Make one big string out of two smaller strings
Wrapping the Tower of Pisa
Find the area of the four walls
Max of a Vector
Calculate some equation
Determine point is located in a circle or not
Solve system of equation!
Where is 1?
Weighted moving average
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