Small cleanup

1 files changed, 4 insertions, 7 deletions

diff --git a/2023/18/18b.c b/2023/18/18b.c
index d79d4cb..7b16309 100644
--- a/2023/18/18b.c
+++ b/2023/18/18b.c
@@ -1,6 +1,7 @@
 /*
-I have lost my code for part one. It reused some stuff from day 10.
-This code can be adjusted to work for part one, just change the input reading.
+I have lost my code for part one. It reused some stuff from day
+10. This code can be adjusted to work for part one, just change the
+input reading part.
 */
 
 #include <inttypes.h>
@@ -57,10 +58,6 @@ int64_t overlaplen(int64_t a[], int64_t na, int64_t b[], int64_t nb) {
         return ret;
 }
 
-int64_t linelen(int64_t a[], int64_t n) {
-        return overlaplen(a, n, a, n);
-}
-
 int main() {
         p[n++] = (point_t) {0};
         while ((buf = fgets(in, 50, stdin)) != NULL) {
@@ -80,7 +77,7 @@ int main() {
                 if (p[i].i != p[i+1].i) {
                         qsort(a, ia, sizeof(int64_t), &cmp_int64);
                         ia = removedoubles(a, ia);
-                        t += linelen(a, ia) * (p[i+1].i - p[i].i + 1) -
+                        t += overlaplen(a, ia, a, ia)*(p[i+1].i - p[i].i + 1) -
                             overlaplen(a, ia, olda, nolda);
                         nolda = ia;
                         memcpy(olda, a, nolda * sizeof(int64_t));