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Kozar 2024-11-12 16:14:39 +00:00
parent f533cab35c
commit e14c23ba01
1 changed files with 7 additions and 14 deletions
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21
cv7/program.c
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@ -1,5 +1,6 @@
#include <stdio.h> #include <stdio.h>
#include <string.h> #include <string.h>
#include <assert.h>
#include <stdlib.h> #include <stdlib.h>
#define SIZE 100 #define SIZE 100
@ -17,7 +18,7 @@ struct tree* read_tree() {
if (!r || buffer[0] == '\n') { if (!r || buffer[0] == '\n') {
return NULL; return NULL;
} }
buffer[strcspn(buffer, "\n")] = 0; buffer[strcspn(buffer, "\n")] = 0;
struct tree* node = calloc(1, sizeof(struct tree)); struct tree* node = calloc(1, sizeof(struct tree));
strncpy(node->value, buffer, SIZE - 1); strncpy(node->value, buffer, SIZE - 1);
return node; return node;
@ -28,12 +29,10 @@ struct tree* load_tree() {
if (!node) { if (!node) {
return NULL; return NULL;
} }
if (node->value[0] != '*') { if (node->value[0] != '*') {
node->left = load_tree(); node->left = load_tree();
node->right = load_tree(); node->right = load_tree();
} }
return node; return node;
} }
@ -66,20 +65,16 @@ void run_tree(struct tree* tree) {
} }
void destroy_tree(struct tree* tree) { void destroy_tree(struct tree* tree) {
if (!tree) { if (tree->left != NULL) {
return; destroy_tree(tree->left);
}
if (tree->right != NULL) {
destroy_tree(tree->right);
} }
destroy_tree(tree->left);
destroy_tree(tree->right);
free(tree); free(tree);
} }
void count_items(struct tree* tree, int* count) { void count_items(struct tree* tree, int* count) {
if (!tree) {
return;
}
if (tree->left == NULL && tree->right == NULL) { if (tree->left == NULL && tree->right == NULL) {
(*count)++; (*count)++;
} else { } else {
@ -90,9 +85,7 @@ void count_items(struct tree* tree, int* count) {
int main() { int main() {
struct tree* root = load_tree(); struct tree* root = load_tree();
printf("Expert z bufetu to vie.\n"); printf("Expert z bufetu to vie.\n");
if (!root) { if (!root) {
printf("Chybna databaza\n"); printf("Chybna databaza\n");
return 0; return 0;