From 765312c0d9f660ebbef8240bdd5183780155f95f Mon Sep 17 00:00:00 2001 From: "C. McEnroe" Date: Wed, 4 Dec 2019 01:49:17 -0500 Subject: Solve day 4 part 2 --- 2019/day04.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/2019/day04.c b/2019/day04.c index 3c31931..45158cd 100644 --- a/2019/day04.c +++ b/2019/day04.c @@ -15,4 +15,21 @@ int main(void) { if (adj && !dec) count++; } printf("%d\n", count); + + count = 0; + for (int n = min; n <= max; ++n) { + char str[7]; + snprintf(str, sizeof(str), "%d", n); + int adj = 0, dec = 0; + for (int i = 1; i < 6; ++i) { + if ( + str[i] == str[i - 1] + && (i < 2 || str[i - 2] != str[i]) + && (i > 5 || str[i + 1] != str[i]) + ) adj = 1; + if (str[i] < str[i - 1]) dec = 1; + } + if (adj && !dec) count++; + } + printf("%d\n", count); } -- cgit 1.4.1 form> dontfiles
summary refs log tree commit diff
path: root/bin/dash/src/funcs/kill (unfollow)
Commit message (Expand)Author
2021-09-22Remove PSF fontsJune McEnroe
2021-09-22Remove Linux-specific utilitiesJune McEnroe
2021-09-22Call sandbox in CGI modeJune McEnroe
2021-09-22Support HTTP PUT in upJune McEnroe
2021-09-22Remove default faviconJune McEnroe
2021-09-21Use Z_FILTERED strategyJune McEnroe
2021-09-21Recalculate various lengths only as neededJune McEnroe
2021-09-21Rewrite pngo, add explicit optionsJune McEnroe
2021-09-16Fix /* **/ comment matchingJune McEnroe
2021-09-15Remove typer, add downgrade to READMEJune McEnroe
2021-09-15Set bot mode on downgradeJune McEnroe
2021-09-15Enter capsicum in downgradeJune McEnroe
2021-09-15Factor out common parts of downgrade messagesJune McEnroe
2021-09-14Add downgrade IRC botJune McEnroe
2021-09-14Sort by title if authors matchJune McEnroe
2021-09-13Swap-remove tags as they're foundJune McEnroe
2021-09-12Replace htagml regex with strncmpJune McEnroe
2021-09-11Also defer printing comment for lone close-parensJune McEnroe
2021-09-10Publish "git-comment"June McEnroe
2021-09-10Add git comment --pretty optionJune McEnroe
2021-09-08Defer printing comment if line is blank or closing braceJune McEnroe
2021-09-08Up default min-repeat to 30 linesJune McEnroe
2021-09-08Handle dirty lines in git-commentJune McEnroe
2021-09-08Document and install git-commentJune McEnroe
2021-09-08Add repeat and all options to git-commentJune McEnroe
2021-09-08Add group threshold to git-commentJune McEnroe