Advent of Code is an Advent calendar of small programming puzzles for a variety of skill sets and skill levels that can be solved in any programming language you like. People use them as interview prep, company training, university coursework, practice problems, a speed contest, or to challenge each other.
day 1 - step 1: 66487
day 1 - step 2: 197301
day 2 - step 1: 12855
day 2 - step 2: 13726
day 3 - step 1: 7716
day 3 - step 2: 2973
day 4 - step 1: 644
day 4 - step 2: 926
day 5 - step 1: FRDSQRRCD
day 5 - step 2: HRFTQVWNN
day 6 - step 1: 1876
day 6 - step 2: 2202
day 7 - step 1: 1581595
day 7 - step 2: 1544176
day 8 - step 1: 1736
day 8 - step 2: 268800
day 9 - step 1: 6339
day 9 - step 2: 2541
day 10 - step 1: 14820
day 10 - step 2:
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#.#..#....#....#.#..#....#....#..#.#..#.
#..#.####.####.#..#.####.#....#..#.#..#.
day 11 - step 1: 72884
day 11 - step 1: 15310845153
day 12 - step 1: 520
day 12 - step 2: 508
day 13 - step 1: TODO!
day 13 - step 2: TODO!
day 14 - step 1: 885
day 14 - step 2: 28691
