From e7c9108b95e39d7ea5a29ae06d619c4727f11027 Mon Sep 17 00:00:00 2001 From: Thomas Voss Date: Fri, 29 Oct 2021 23:02:39 +0200 Subject: Initial commit --- 2015/01/puzzles.c | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 2015/01/puzzles.c (limited to '2015/01/puzzles.c') diff --git a/2015/01/puzzles.c b/2015/01/puzzles.c new file mode 100644 index 0000000..6690a64 --- /dev/null +++ b/2015/01/puzzles.c @@ -0,0 +1,25 @@ +#include +#include + +int +main(void) +{ + int c; + FILE *fp = fopen("input", "r"); + + register int floor = 0; + for (register unsigned int i = 1; (c = fgetc(fp)) != EOF; i++) { + floor += (c == '(') ? 1 : -1; +#ifdef PART2 + if (floor == -1) { + printf("%u\n", i); + return EXIT_SUCCESS; + } +#endif + } + + fclose(fp); + printf("%d\n", floor); + + return EXIT_SUCCESS; +} -- cgit v1.2.3