This person is just using hard coded solutions to solve problems. You can check his recent solutions and see.
Return unique values without sorting
Return the first and last characters of a character array
Implement simple rotation cypher
I've got the power! (Inspired by Project Euler problem 29)
Divide elements by sum of elements
Circular Primes (based on Project Euler, problem 35)
Converting numbers back from extended form
Why the heck are they blinking!?!?
Crunch that matrix!
Breaking Out of the Matrix
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