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 :-)
Remove the polynomials that have positive real elements of their roots.
Distance walked 1D
Spot the outlier
Remove entire row and column in the matrix containing the input values
03 - Matrix Variables 3
The sliding puzzle: 15
Sorting integers by their digits (Level 1)
Sorting integers by their digits (Level 2)
The glass half full
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