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Tančáková 2024-04-08 15:16:50 +02:00
parent 3720a2eb68
commit 900460348b
1 changed files with 44 additions and 41 deletions
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85
cv9/snake.c
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@ -1,66 +1,69 @@
Samozrejme, tu je upravený program v jazyku C:
```c ```c
#include "snake.h" #include <stdio.h>
#include <stdlib.h> #include <stdlib.h>
#define FOOD_COUNT 5
struct snake {
int x;
int y;
struct snake* next;
};
struct state {
struct snake* snake;
int foodx[FOOD_COUNT];
int foody[FOOD_COUNT];
int sx;
int sy;
int width;
int height;
};
struct snake* add_snake(struct snake* snake, int x, int y) { struct snake* add_snake(struct snake* snake, int x, int y) {
// Allocate memory for the new snake part struct snake* head = (struct snake*)malloc(sizeof(struct snake));
struct snake* new_part = (struct snake*)malloc(sizeof(struct snake)); if (head == NULL) {
if (new_part == NULL) { return NULL;
return NULL; // Memory allocation failed
} }
head->x = x;
// Set the coordinates of the new part head->y = y;
new_part->x = x; head->next = snake;
new_part->y = y; return head;
// Set the next pointer of the new part to the current head of the snake
new_part->next = snake;
// Return the new head of the snake
return new_part;
} }
struct snake* remove_snake(struct snake* snake) { struct snake* remove_snake(struct snake* snake) {
// Check if the snake is empty
if (snake == NULL) { if (snake == NULL) {
return NULL; // Snake is empty, no part to remove return NULL;
} }
struct snake* next = snake->next;
// Save the next part of the snake
struct snake* next_part = snake->next;
// Free the current head of the snake
free(snake); free(snake);
return next;
// Return the new head of the snake
return next_part;
} }
int is_snake(struct snake* snake, int x, int y) { int is_snake(struct snake* snake, int x, int y) {
// Traverse the snake
while (snake != NULL) { while (snake != NULL) {
// Check if the coordinates match
if (snake->x == x && snake->y == y) { if (snake->x == x && snake->y == y) {
return 1; // Coordinates are part of the snake return 1;
} }
// Move to the next part of the snake
snake = snake->next; snake = snake->next;
} }
// Coordinates are not part of the snake
return 0; return 0;
} }
void free_snake(struct snake* sn) { void free_snake(struct snake* snake) {
// Traverse the snake while (snake != NULL) {
while (sn != NULL) { struct snake* next = snake->next;
// Save the next part of the snake free(snake);
struct snake* next_part = sn->next; snake = next;
// Free the current part of the snake
free(sn);
// Move to the next part of the snake
sn = next_part;
} }
} }
int main() {
// Place your testing code here
return 0;
}