This person is just using hard coded solutions to solve problems. You can check his recent solutions and see.
Is X a Fibonacci Matrix?
Piecewise linear interpolation
Test if two numbers have the same digits
Side of a rhombus
Still more miles to go before I sleep
Diophantine Equations (Inspired by Project Euler, problem 66)
Muphry's Law of MATLAB
Numbered lottery balls into cells
How many days?!?
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