Advent of Code has become one of my favorite Christmas traditions. I am never the fastest solver, and some puzzles definitely keep me humble, but the challenges always spark new ideas and mark the ...
[ 1 2 3 ] [ 4 5 6 ] [ 7 8 9 ] The answer should be 5 since the longest path would be 1-2-5-6-9]() import heapq def max_three(arr): a = heapq.nlargest(3, arr ...