How many cards do one need to build a house of cards with n stages?
/\ 2 cards for 1 stage
/_\ 7 cards for 2 stages
@Thomas, the Test Suite is broken. Please provide "x" or replace it with "n" in tests.
Sorry for mistake! You are right! thanks
Remove the vowels
Most nonzero elements in row
Is A the inverse of B?
Matlab Basics II - Free Fall
solid of revolution
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