I think the problem statement should read "the proportion of bouncy numbers is at least p%", rather than "exactly p%."
Currently, num2str is able to handle all test cases.
Extract leading non-zero digit
String substitution, sub problem to cryptoMath
Longest run of consecutive numbers
Divisible by 5
Linear system of equations
Generalised Hamming Number
Narcissistic number ?
Numbers spiral diagonals (Part 2)
Recycled Numbers (CodeJam Qualification Round 2012)
How to reverse spdiags?
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