Learned from Solution 883700, by Tim. run this just for checking: I reckon that function "sum" in that solution is redundant, and my guessing seems to be right.
Quick response! Seems 0 is better than infinity...
lol~ yes, in terms of code size, 0 is better than Inf :-)
Matrix indexing with two vectors of indices
Volume of a Parallelepiped
Magic is simple (for beginners)
Remove entire row and column in the matrix containing the input values
Length of the hypotenuse
Regular polygon bounded by and bounding a circle
Aztec Diamond domino tilings
Number construction II
The sliding puzzle: 3D
Sum of logarithms
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