Given a year and a weekday, determine how many months of that year had five of those weekdays. It is kind of easy to find.
y = 2014
d = 'Sun'
result = 4
Sorry for this little hack here... ;-)
Project Euler: Problem 3, Largest prime factor
calculate linear convolution two vectors
Change the first and last diagonal element of the identity matrix to zero
Determine the Anti-diagonal of a Magic Square
Square a Number
Generate this matrix
possible ways through matrix
row-th maximum row elements
all possible subsets of set
Integer Sequence - 1
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