my best solution :)
Dark magic ?
If you are interested I am publishing this in problem 1774 just to share the knowledge... you can try the magic yourself :)
Thanks for sharing 1774! It is incredibly clever and ingenious!!! All my compliments.
Distance walked 3D
First non-zero element in each column
Who knows the last digit of pi?
Solve the set of simultaneous linear equations
03 - Matrix Variables 1
Get me! v2
Get me! v3
Get me! v4 (Cody hacking challenge)
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