Given a and n, compute and approximation to f = a * e ^ n, without the use of exp, string operations, or floating point numbers.
a = 1
n = 1
f = 2.71828
Best approximation of e, according to the rat function.
Replace NaNs with the number that appears to its left in the row.
Create One Large Eye of size N x N Quickly?
Calculate the derivative of a polynomial
Number construction I
Sorting integers by their digits (Level 2)
Number construction III
Increasing sub-sequence (Level 2)
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