You've got a pretty good ELO, and are brave for publishing it. How often do you play?
Least common multiple of many numbers
Set the array elements whose value is 13 to 0
Circular Primes (based on Project Euler, problem 35)
Remove element(s) from cell array
Crop an Image
Mirror, mirror on the wall, who is fairest of them all?
Narcissistic number ?
Two functions (to be sure)
Find my secret number
Find indices of diagonal elements
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