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prettier

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This commit is contained in:
Lucia Ceionia
2025-12-05 15:19:05 -06:00
parent fda2b0d523
commit af2c148dc1
7 changed files with 716 additions and 17 deletions
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38
day5.c
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@@ -1,4 +1,5 @@
#include "lib.h"
#include <stdlib.h>
#define DBG 0
#define PRETTY 1
@@ -38,6 +39,15 @@ struct line {
alignas(0x40) static
struct line ranges[256];
static
int linecmp(const void *av, const void *bv) {
const struct line *a = av;
const struct line *b = bv;
if (a->sv < b->sv) return -1;
else if (a->sv > b->sv) return 1;
else return 0;
}
static
unsigned long do_part1(size_t file_len, unsigned char file[file_len]) {
unsigned char *s = file;
@@ -66,13 +76,13 @@ unsigned long do_part1(size_t file_len, unsigned char file[file_len]) {
s++;
d++;
} while (*s != '\n');
d->sv = 0;
#if PRETTY
d->pad0[0] = 'F';
d->pad0[1] = 'I';
d->pad0[2] = 'N';
d->pad0[3] = 'I';
size_t range_cnt = d - ranges;
qsort(ranges, range_cnt, sizeof(*ranges), linecmp);
#endif
d->sv = 0;
s++;
do {
@@ -108,32 +118,32 @@ unsigned long do_part2(size_t file_len, unsigned char file[file_len]) {
unsigned char *tmp;
d->sv = grabbcd(s, &tmp);
#if PRETTY
snprintd(d->sv, sizeof(d->s), d->s);
snprinth(d->sv, sizeof(d->s), d->s);
#endif
s = tmp;
s++;
d->ev = grabbcd(s, &tmp);
#if PRETTY
snprintd(d->ev, sizeof(d->e), d->e);
snprinth(d->ev, sizeof(d->e), d->e);
#endif
s = tmp;
s++;
d++;
} while (*s != '\n');
d->sv = 0;
#if PRETTY
d->pad0[0] = 'F';
d->pad0[1] = 'I';
d->pad0[2] = 'N';
d->pad0[3] = 'I';
size_t range_cnt = d - ranges;
qsort(ranges, range_cnt, sizeof(*ranges), linecmp);
#endif
d->sv = 0;
outer:
for (struct line *di = ranges; di->sv; di++) {
bcdint dis = di->sv;
bcdint die = di->ev;
if (dis == -1) continue;
for (struct line *dj = ranges; dj->sv; dj++) {
if (dj == di) continue;
for (struct line *dj = di+1; dj->sv; dj++) {
bcdint djs = dj->sv;
bcdint dje = dj->ev;
if (djs == -1) continue;