In test 1 why the iron in x(4,1) did not moved to the top !?
x(4,1) is equidistant to both upper and lower magnet, that's why...
Back to basics 22 - Rotate a matrix
QWERTY Shift Code Decoder
Multiples of a Number in a Given Range
Circular Primes (based on Project Euler, problem 35)
Tribute to Ramanujan
Integer Sequence - 1
Diagonal of a Spiral Matrix
Graph Algorithms 3: Number of Connected Components
Generate this matrix
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