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 :-)
Which doors are open?
given 3 sides, find area of this triangle
sum of non-primes
Oh Zero Zero Zero!!!
Number construction II
Sorting integers by their digits (Level 3)
The sliding puzzle: 15
Sorting integers by their digits (Level 1)
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