Everyone, I've modified the test suite such that common cheats won't work; i.e., regexp/rep, interp1/2/3, num2str, str2num, etc. are disallowed! General numerical solutions, however, are most welcome.
Sophie Germain prime
Fix the last element of a cell array
Convert given decimal number to binary number.
Radial Zernike polynomials
Chebyshev polynomials of the 2nd Kind
Dots in a Circle
Triangular Tiling Dots in a Circle
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