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 :-)
Test if a Number is a Palindrome without using any String Operations
Make a random, non-repeating vector.
Max index of 3D array
Find a Pythagorean triple
Number construction II
Aztec Diamond domino tilings
Factorizing a number into a given number of factors
Return the sequence element II
Mean number of letters per word (Easy)
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