Given four coordinates, write a function to check if they form a square on the XY plane.
Find the peak 3n+1 sequence value
Permute diagonal and antidiagonal
Sum the elements in either diagonal of a square matrix
Try 1.5.4: Celsius to Fahrenheit
07 - Common functions and indexing 2
Get the value 100
Alternating 1´s and 0´s in a matrix
Alternate list of elements
Double the next!
Sum of a geometric series
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