Given four coordinates, write a function to check if they form a square on the XY plane.
Program an exclusive OR operation with logical operators
Basics: 'Find the eigenvalues of given matrix
Side of an equilateral triangle
Area of a circle
Get the value 100
Alternating 1´s and 0´s in a matrix
Ratio between sum of primer numbers and non-prime numbers
Double the next!
Ratio between sum of primes and sum of factors
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