From 4f6ad9c280e4d81a11368b1a79b85a6724eef774 Mon Sep 17 00:00:00 2001
From: Deinerovych <vladyslav.deinerovych@student.tuke.sk>
Date: Fri, 8 Nov 2024 10:27:18 +0100
Subject: [PATCH] final

---
 cv7/knowledge_base.txt |   5 +++++
 cv7/program            | Bin 16824 -> 16864 bytes
 cv7/program.c          |  37 +++++++++++++++++--------------------
 3 files changed, 22 insertions(+), 20 deletions(-)
 create mode 100644 cv7/knowledge_base.txt

diff --git a/cv7/knowledge_base.txt b/cv7/knowledge_base.txt
new file mode 100644
index 0000000..fa82353
--- /dev/null
+++ b/cv7/knowledge_base.txt
@@ -0,0 +1,5 @@
+Je to ovocie alebo zelenina
+*Jablko
+*Mrkva
+
+a
diff --git a/cv7/program b/cv7/program
index 3b652740154122c96b3d92826d177bd42c811fe9..e46167d844fa19c4e08b5baf5448f3b6d8a9d653 100755
GIT binary patch
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diff --git a/cv7/program.c b/cv7/program.c
index ab18acb..54e7b8f 100644
--- a/cv7/program.c
+++ b/cv7/program.c
@@ -29,30 +29,29 @@ Node* parse_knowledge_base(FILE *file) {
         return NULL;
     }
 
-    line[strcspn(line, "\n")] = 0; // Удалить символ новой строки
+    line[strcspn(line, "\n")] = 0;
 
     Node *node = NULL;
     if (line[0] == '*') {
-        node = create_node(line + 1); // Создаём конечный узел (ответ)
+        node = create_node(line + 1);
     } else {
-        node = create_node(line); // Создаём узел с вопросом
-        node->yes = parse_knowledge_base(file); // Рекурсивное создание поддерева для "да"
-        node->no = parse_knowledge_base(file);  // Рекурсивное создание поддерева для "нет"
+        node = create_node(line);
+        node->yes = parse_knowledge_base(file);
+        node->no = parse_knowledge_base(file);
     }
     return node;
 }
 
 int count_products(Node *node) {
     if (!node) return 0;
-    if (!node->yes && !node->no) return 1; // Если это ответ, возвращаем 1
+    if (!node->yes && !node->no) return 1;
     return count_products(node->yes) + count_products(node->no);
 }
 
 void run_expert_system(Node *node, FILE *input) {
     while (node) {
-        // Проверка, если это листовой узел (ответ)
         if (!node->yes && !node->no) {
-            printf("*%s\n", node->text); // Выводим ответ с звездочкой
+            printf("*%s\n", node->text);
             printf("Koniec\n");
             return;
         }
@@ -62,17 +61,16 @@ void run_expert_system(Node *node, FILE *input) {
 
         char answer;
         if (fscanf(input, " %c", &answer) != 1) {
-            printf("Koniec\n"); // Некорректный ввод
+            printf("Koniec\n");
             return;
         }
 
-        // Переход по дереву на основе ответа
         if (answer == 'a') {
             node = node->yes;
         } else if (answer == 'n') {
             node = node->no;
         } else {
-            printf("Koniec\n"); // Некорректный ввод
+            printf("Koniec\n");
             return;
         }
     }
@@ -92,22 +90,22 @@ void create_default_knowledge_base() {
         perror("Failed to create the knowledge base file");
         exit(1);
     }
-    fprintf(file, "Je to ovocie alebo zelenina?\n");
+    fprintf(file, "Je to ovocie alebo zelenina\n");
     fprintf(file, "*Jablko\n");
     fprintf(file, "*Mrkva\n");
-    fprintf(file, "\n"); // Пустая строка для разделения базы знаний и ответов
-    fprintf(file, "a\n"); // Предустановленный ответ
+    fprintf(file, "\n");
+    fprintf(file, "a\n");
     fclose(file);
 }
 
 int main() {
     FILE *file = fopen("knowledge_base.txt", "r");
     if (!file) {
-        create_default_knowledge_base();  // Создаем файл по умолчанию
+        create_default_knowledge_base();
         file = fopen("knowledge_base.txt", "r");
         if (!file) {
             perror("Failed to open the knowledge base file");
-            return 1; // Завершение с кодом ошибки, если файл так и не открылся
+            return 1;
         }
     }
 
@@ -115,21 +113,20 @@ int main() {
     if (!root) {
         printf("Báza znalostí sa nedá načítať.\n");
         fclose(file);
-        return 1; // Завершение с кодом ошибки, если база знаний не загружена
+        return 1;
     }
 
     printf("Expert z bufetu to vie.\n");
     int product_count = count_products(root);
     printf("Pozna %d druhov ovocia a zeleniny.\n", product_count);
 
-    // Пропуск пустой строки после базы знаний
     char line[MAX_LINE_LENGTH];
     while (fgets(line, sizeof(line), file) && line[0] != '\n');
 
-    run_expert_system(root, file); // Запуск системы с использованием оставшихся ответов
+    run_expert_system(root, file);
 
     free_tree(root);
     fclose(file);
-    return 0; // Успешное завершение программы
+    return 0;
 }