From 5a63b053bdabcc465c3c44b339fac152d34bda86 Mon Sep 17 00:00:00 2001
From: Filip Chochol <filip.chochol@student.tuke.sk>
Date: Tue, 31 Mar 2026 19:40:08 +0200
Subject: [PATCH] push

---
 du4/snake.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/du4/snake.c b/du4/snake.c
index 2bbacb8..9d81e9c 100644
--- a/du4/snake.c
+++ b/du4/snake.c
@@ -6,12 +6,13 @@ struct snake* add_snake(struct snake* snake, int x, int y) {
     nova_cast->x = x;
     nova_cast->y = y;
     nova_cast->next = snake;
-    return snake;
+    return nova_cast;
 }
 
 struct snake* remove_snake(struct snake* hlava) {
     if (hlava == NULL) return NULL;
     if (hlava->next == NULL) {
+        free(hlava);
         return NULL;
     }
     hlava->next = remove_snake(hlava->next);
@@ -20,7 +21,7 @@ struct snake* remove_snake(struct snake* hlava) {
 
 int is_snake(struct snake* snake, int x, int y) {
     for (struct snake* this = snake; this != NULL; this = this->next) {
-        if (this->x = x && this->y == y) return 1;
+        if (this->x == x && this->y == y) return 1;
     }
     return 0;
 }
@@ -28,6 +29,7 @@ int is_snake(struct snake* snake, int x, int y) {
 void free_snake(struct snake* sn) {
     if (sn == NULL) return;
     free_snake(sn->next);
+    free(sn);
 }
 
 int step_state(struct state* st) {
@@ -56,6 +58,6 @@ int step_state(struct state* st) {
     }
 
     st->snake = add_snake(st->snake, nova_x, nova_y);
-    remove_snake(st->snake);
+    st->snake = remove_snake(st->snake);
     return END_CONTINUE;
 }