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Jana Kapalková 2026-04-16 14:06:58 +02:00
parent 6eab61c530
commit 47805e95d4
1 changed files with 4 additions and 8 deletions
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12
du5/program.c
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@ -26,11 +26,9 @@ struct Node* read_tree(void) {
struct Node* node = calloc(1, sizeof(struct Node)); struct Node* node = calloc(1, sizeof(struct Node));
if (node == NULL) return NULL; if (node == NULL) return NULL;
strcpy(node->value, buffer); strcpy(node->value, buffer);
if (buffer[0] != '*') { if (buffer[0] != '*') {
node->left = read_tree(); node->left = read_tree();
node->right = read_tree(); node->right = read_tree();
if (node->left == NULL || node->right == NULL) { if (node->left == NULL || node->right == NULL) {
destroy_tree(node); destroy_tree(node);
return NULL; return NULL;
@ -48,15 +46,16 @@ int count_leaves(const struct Node* node) {
void run_system(struct Node* node) { void run_system(struct Node* node) {
if (node == NULL) return; if (node == NULL) return;
printf("%s", node->value); printf("%s", node->value);
if (node->left == NULL && node->right == NULL) { if (node->left == NULL && node->right == NULL) {
printf("Koniec vstupu\n"); printf("Koniec vstupu\n");
return; return;
} }
char answer[SIZE]; char answer[SIZE];
if (fgets(answer, SIZE, stdin) == NULL) return; if (fgets(answer, SIZE, stdin) == NULL) {
printf("Koniec vstupu\n");
return;
}
answer[strcspn(answer, "\r\n")] = '\0'; answer[strcspn(answer, "\r\n")] = '\0';
if (strcmp(answer, "a") == 0) { if (strcmp(answer, "a") == 0) {
run_system(node->left); run_system(node->left);
} else if (strcmp(answer, "n") == 0) { } else if (strcmp(answer, "n") == 0) {
@ -74,15 +73,12 @@ int main(void) {
} }
char sep[SIZE]; char sep[SIZE];
fgets(sep, SIZE, stdin); fgets(sep, SIZE, stdin);
int leaves = count_leaves(root); int leaves = count_leaves(root);
printf("Expert z bufetu to vie.\n"); printf("Expert z bufetu to vie.\n");
printf("Pozna %d druhov ovocia a zeleniny.\n", leaves); printf("Pozna %d druhov ovocia a zeleniny.\n", leaves);
printf("Odpovedajte 'a' pre prvu moznost alebo 'n' pre druhu moznost.\n"); printf("Odpovedajte 'a' pre prvu moznost alebo 'n' pre druhu moznost.\n");
printf("Je to ovocie alebo zelenina.\n");
run_system(root); run_system(root);
destroy_tree(root); destroy_tree(root);
return 0; return 0;
} }