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du6/program.c

@@ -48,5 +48,42 @@ void run(Node* n) {
         printf("%s", n->text);
 
         if (n->text[0] == '*') {
-            printf("Kon
+            printf("Koniec\n");
+            return;
+        }
+
+        char c;
+        if (scanf(" %c", &c) != 1) {
+            printf("Nespravny vstup.\n");
+            return;
+        }
+
+        if (c == 'a') n = n->left;
+        else if (c == 'n') n = n->right;
+        else {
+            printf("Nespravny vstup.\n");
+            return;
+        }
+    }
+}
+
+int main() {
+
+    Node* root = read_tree();
+
+    if (!root) {
+        printf("Chyba: nepodarilo sa nacitat bazu pravidiel.\n");
+        return 0;
+    }
+
+    int items = count_leafs(root);
+
+    printf("Expert z bufetu to vie.\n");
+    printf("Pozna %d druhov ovocia a zeleniny.\n", items);
+
+    run(root);
+
+    destroy_tree(root);
+    return 0;
+}