diff --git a/Lab_20/Lab_20/Z_6.cpp b/Lab_20/Lab_20/Z_6.cpp
index 4bf2ef3..0f8191f 100644
--- a/Lab_20/Lab_20/Z_6.cpp
+++ b/Lab_20/Lab_20/Z_6.cpp
@@ -3,9 +3,8 @@
 #include <stdio.h>
 #include <stdlib.h>
 
-
-int u;
-int x;
+int k;
+int g;
 
 struct Node {
 	int data;
@@ -61,7 +60,6 @@ void main() {
 
 	addToHead(1);
 	addToHead(3);
-	addToHead(6);
 	addToHead(8);
 	printList();