Day 3 no worky

day3/puzzle1.c

@@ -27,7 +27,8 @@ hash_function(int x, int y, int num)
 {
     unsigned long i = 0;
 
-    i = (((x + 1) * num) - y);
+    // i = (((x + 1) * num) - y);
+    i = (69420 * x) - y ^ 2;
     return i % CAPACITY;
 }
 
@@ -82,7 +83,7 @@ void ht_insert(struct HashTable *table, int x, int y, int num)
     }
     else
     {
-        printf("Collision at %i, %i, %i, %i\n", index, x, y, num);
+        // printf("Collision at %i, %i, %i, %i\n", index, x, y, num);
         // printf("HASH COLISION, MAYDAY MAYDAY!\n");
         // exit(2);
     }
@@ -117,46 +118,104 @@ int ht_search(struct HashTable *table, int x, int y, int num)
 
 int simple_int_conv(char str)
 {
-    int num = (int)str - '0';
-    if (isdigit(num) == 0)
+    char *tmp;
+    char *fuckC = (char *)malloc(1);
+    fuckC[0] = str;
+    int num = strtol(fuckC, &tmp, 10);
+    if (tmp == fuckC)
+    {
+        return -69420;
+    }
+    else
     {
         return num;
     }
-    return -69420;
 }
 
-char *check_numbers_around(int x, int y, char chars[140][141], struct HashTable *table)
+int search_left(int x, int y, char chars[140][141])
+{
+    for (int i = 0; i < __INT64_MAX__; i++)
+    {
+        if (chars[x][y - i] == '.' || chars[x][y - i] == '*' || chars[x][y - i] == '$' || chars[x][y - i] == '%' || chars[x][y - i] == '&' || chars[x][y - i] == '/' || chars[x][y - i] == '@' || chars[x][y - i] == '-' || chars[x][y - i] == '=' || chars[x][y - i] == '+' || chars[x][y - i] == '#')
+        {
+            return i - 1;
+        }
+    }
+}
+
+int search_right(int x, int y, char chars[140][141])
+{
+    for (int i = 0; i < __INT64_MAX__; i++)
+    {
+        if (chars[x][y + i] == '.' || chars[x][y + i] == '*' || chars[x][y + i] == '$' || chars[x][y + i] == '%' || chars[x][y + i] == '&' || chars[x][y + i] == '/' || chars[x][y + i] == '@' || chars[x][y + i] == '-' || chars[x][y + i] == '=' || chars[x][y + i] == '+' || chars[x][y + i] == '#')
+        {
+            return i;
+        }
+    }
+}
+
+void get_string(int x, int y, char chars[140][141], struct HashTable *table)
 {
-    char *found_str;
     // printf("%c", chars[x][y]);
     // char *cur_char = (char *)chars[x][y];
     // long int num = char_to_int(cur_char);
     int num = simple_int_conv(chars[x][y]);
-    if (num == -69420)
+    if (num == -69420 || num < 0)
     {
+        return;
     }
     if (isdigit(num) == 0)
     {
-        ht_insert(table, x, y, num);
+        int str_l_offset = search_left(x, y, chars);
+        int str_r_offset = search_right(x, y, chars);
+        // printf("%i - %i\n", str_l_offset, str_r_offset);
+
+        char *tmpStr = malloc(5);
+        int iter = 0;
+        for (int i = str_l_offset; i > 0; i--)
+        {
+            tmpStr[iter] = chars[x][y - i];
+            iter++;
+        }
+        for (int i = 0; i < str_r_offset; i++)
+        {
+            tmpStr[iter] = chars[x][y + i];
+            iter++;
+        }
+        // printf("str: %s\n", tmpStr);
+        int retnum = char_to_int(tmpStr);
+        // printf("int: %i\n", retnum);
+        ht_insert(table, x - str_l_offset, y, retnum);
+        // tmpStr[0] = chars[x][y - str_l_offset]
+        // ht_insert(table, x, y, num);
     }
-    if (1)
-    {
-    }
-    return found_str;
+    return;
+}
+
+void check_numbers_around(int x, int y, char chars[140][141], struct HashTable *table)
+{
+    get_string(x - 1, y - 1, chars, table);
+    get_string(x - 1, y, chars, table);
+    get_string(x - 1, y + 1, chars, table);
+    get_string(x, y - 1, chars, table);
+    get_string(x, y + 1, chars, table);
+    get_string(x + 1, y - 1, chars, table);
+    get_string(x + 1, y, chars, table);
+    get_string(x + 1, y + 1, chars, table);
 }
 
 void check_symbols(int x, int y, char chars[140][141], struct HashTable *table)
 {
+    // printf("x: %i, y: %i\n", x, y);
     char *symbols = "*$%&/@-=+#";
     for (int i = 0; i < 10; i++)
     {
-        char *cur_char = (char *)(**chars * x) + y;
-        if (chars[x][y] == symbols[i] || chars[x][y] == '1')
+        // char *cur_char = (char *)(**chars * x) + y;
+        // char *cur_char = (char *)malloc(1);
+        // cur_char[0] = chars[x][y];
+        if (chars[x][y] == symbols[i])
         {
-
             check_numbers_around(x, y, chars, table);
-            // printf("\n\nGot a symbol: %c\n\n", chars[x][y]);
-            exit(0);
         }
     }
 }
@@ -168,14 +227,6 @@ int main()
     char *filename = "input";
     struct OpenFile *o_file = load_file_to_mem(filename);
 
-    for (int i = 0; i < 50; i++)
-    {
-        for (int j = 0; j < 50; j++)
-        {
-            // printf("Adding %i, %i, %i\n", i, j, 243);
-            ht_insert(table, i, j, rand());
-        }
-    }
     // Load the dataset into memory so we have the full data mapped
     // in an easy to work with way
     const int line_length = 141;
@@ -215,6 +266,18 @@ int main()
             // }
         }
     }
+
+    int total = 0;
+
+    for (int i = 0; i < table->size; i++)
+    {
+        if (table->entries[i])
+        {
+            total += table->entries[i]->num;
+        }
+    }
+
     printf("\n");
+    printf("Total: %i\n", total);
     return 0;
 }

libs/strTools.c

@@ -9,6 +9,5 @@ int char_to_int(char *str)
     int result;
     char *tmp;
     result = strtol(str, &tmp, 10);
-    printf("%i", errno);
     return result;
 }