How many rectangles are there in an m × n grid ?
For example, if m=1 & n=2, we have 3 rectangles.
Good one :)
Generate N equally spaced intervals between -L and L
sum of non-primes
frame of the matrix
interesting center of magic matrix
length of a vector
length of string on cylinder
Which way to go?
Speed of light:Experiment
Recursive Standard Deviation
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