Given an ellipsoid of semi principal axis (a,b,c) find the volume of the difference between this ellipsoid and the sphere within, round the result toward zero using the "floor" function.
Distance walked 3D
7 segment LED display
Find best placement for ordered dominoes (harder)
Back to basics 26 - Keywords
Test if a matrix is symmetric
Velocity of an airplane
Max index of 3D array
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