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domaca_uloha_7

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This commit is contained in:
Tomáš Vasiľ 2022-04-26 20:33:09 +02:00
parent 220b417b95
commit 4d74b16736
1 changed files with 6 additions and 6 deletions
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12
du7/snake.c
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@ -2,14 +2,14 @@
#include <stdlib.h> #include <stdlib.h>
struct snake* add_snake(struct snake* snake,int x,int y){ struct snake* add_snake(struct snake* snake,int x,int y){
struct snake* novyZaciatok = calloc(1, sizeof(struct snake)); //alokujem pamäť smerníka struct snake* novyZaciatok = calloc(1, sizeof(struct snake)); //alokujem pamäť smerníka
novyZaciatok->x = x; //nastavím súradnice hada novyZaciatok->x = x; //nastavím súradnice hada
novyZaciatok->y = y; novyZaciatok->y = y;
if (snake != NULL) { //ak má had telo, if (snake != NULL) { //ak má had telo,
novyZaciatok->next = snake; //tak mu iba pridám hlavu novyZaciatok->next = snake; //tak mu iba pridám hlavu
} else { } else {
novyZaciatok->next = NULL; //inak musím vytvoriť nové telo novyZaciatok->next = NULL; //inak musím vytvoriť nové telo
} }
return novyZaciatok; return novyZaciatok;
@ -19,7 +19,7 @@ struct snake* remove_snake(struct snake* snake){
if (snake == NULL) return NULL; if (snake == NULL) return NULL;
struct snake* nasledujuci = calloc(1, sizeof(struct snake)); struct snake* nasledujuci = calloc(1, sizeof(struct snake));
nasledujuci = snake->next; nasledujuci->next = snake->next;
free(snake); free(snake);
return nasledujuci; return nasledujuci;