Given four coordinates, write a function to check if they form a square on the XY plane.
Inner product of two vectors
Triangle Numbers Below N
Find the index of n in magic(n)
Find out total non zero element of matrix
Sum of a geometric series
Alternating 1´s and 0´s in a matrix
Ratio between sum of primer numbers and non-prime numbers
Ratio between sum of primes and sum of factors
Approximate the inverse tangent by power series
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