From f4735ab54fd2e86f9b9a517011a8a5c3948c4fdd Mon Sep 17 00:00:00 2001
From: "Alexander \"Arav\" Andreev" <me@arav.su>
Date: Sun, 3 Dec 2023 18:31:34 +0400
Subject: [PATCH] Pass just a line to parse_number().

---
 day3/p2.c | 26 +++++++++++++-------------
 1 file changed, 13 insertions(+), 13 deletions(-)

diff --git a/day3/p2.c b/day3/p2.c
index 1795cd1..753be5c 100644
--- a/day3/p2.c
+++ b/day3/p2.c
@@ -6,7 +6,7 @@
 #include <stdbool.h>
 #include <ctype.h>
 
-int32_t parse_number(char **engine, ssize_t i, ssize_t j);
+int32_t parse_number(char *line, ssize_t j);
 
 int main(int argc, char **argv) {
     FILE *input;
@@ -49,38 +49,38 @@ int main(int argc, char **argv) {
             int8_t p = 0;
 
             if (isdigit(engine[i][j+1])) {
-                n *= parse_number(engine, i, j+1);
+                n *= parse_number(engine[i], j+1);
                 p++;
             }
             if (isdigit(engine[i][j-1])) {
-                n *= parse_number(engine, i, j-1);
+                n *= parse_number(engine[i], j-1);
                 p++;
             }
 
             if (isdigit(engine[i+1][j])) {
-                n *= parse_number(engine, i+1, j);
+                n *= parse_number(engine[i+1], j);
                 p++;
             } else {
                 if (isdigit(engine[i+1][j+1])) {
-                    n *= parse_number(engine, i+1, j+1);
+                    n *= parse_number(engine[i+1], j+1);
                     p++;
                 }
                 if (isdigit(engine[i+1][j-1])) {
-                    n *= parse_number(engine, i+1, j-1);
+                    n *= parse_number(engine[i+1], j-1);
                     p++;
                 }
             }
 
             if (isdigit(engine[i-1][j])) {
-                n *= parse_number(engine, i-1, j);
+                n *= parse_number(engine[i-1], j);
                 p++;
             } else {
                 if (isdigit(engine[i-1][j+1])) {
-                    n *= parse_number(engine, i-1, j+1);
+                    n *= parse_number(engine[i-1], j+1);
                     p++;
                 }
                 if (isdigit(engine[i-1][j-1])) {
-                    n *= parse_number(engine, i-1, j-1);
+                    n *= parse_number(engine[i-1], j-1);
                     p++;
                 }
             }
@@ -99,14 +99,14 @@ int main(int argc, char **argv) {
     return 0;
 }
 
-int32_t parse_number(char **engine, ssize_t i, ssize_t j) {
+int32_t parse_number(char *line, ssize_t j) {
     int32_t n = 0;
     int32_t multiplier = 1;
 
-    while (isdigit(engine[i][j+1])) j++;
+    while (isdigit(line[j+1])) j++;
 
-    while (isdigit(engine[i][j])) {
-        n += (engine[i][j]&0xf) * multiplier;
+    while (isdigit(line[j])) {
+        n += (line[j]&0xf) * multiplier;
         multiplier *= 10;
         j--;
     }