From 7be570c4a6e86fb7060f0bc06910ca57003dfe90 Mon Sep 17 00:00:00 2001 From: Orfeas <38209077+0xfea5@users.noreply.github.com> Date: Sat, 8 Jun 2024 13:50:47 +0300 Subject: Update file names and init.sh --- day4/solution.nim | 42 ------------------------------------------ 1 file changed, 42 deletions(-) delete mode 100644 day4/solution.nim (limited to 'day4/solution.nim') diff --git a/day4/solution.nim b/day4/solution.nim deleted file mode 100644 index 8085445..0000000 --- a/day4/solution.nim +++ /dev/null @@ -1,42 +0,0 @@ -import std/strutils -import std/sequtils -import std/sugar - -type - # We use begin and length for Range representation to simplify calculations later - Range = tuple[begin: int, length: int] - Entry = tuple[first: Range, second: Range] - -proc solve(entries: seq[Entry], part2 = false): int = - var score = 0 - for e in entries: - var r: Entry - # Let first become the leftmost range. In case both ranges start at the same index, we consider the longest one to be first - if e.first.begin < e.second.begin or (e.first.begin == e.second.begin and e.first.length >= e.second.length): - r.first = e.first - r.second = e.second - else: - r.first = e.second - r.second = e.first - - if not part2: - if r.first.length >= r.second.length + r.second.begin - r.first.begin: - score += 1 - else: - if r.first.begin + r.first.length - 1 >= r.second.begin: - score += 1 - - return score - -func entryFromLine(line: string): Entry = - # Get tokens and parse them as integers - let tokens = map(line.split({',', '-'}), token => token.parseInt()) - # Init Entry - ((tokens[0], tokens[1] - tokens[0]+1), (tokens[2], tokens[3] - tokens[2]+1)) - -let - content = readFile("./input.txt").strip().splitLines() - entries = map(content, entryFromLine) - -echo solve(entries) -echo solve(entries, true) -- cgit v1.2.3