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...
Rotate a Matrix by 90 degrees
Swap two numbers
Divide by 4
possible ways through matrix
birthday on same day of week
Mongean Shuffle : 2
Generate Square Wave
self description 2.0
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