diff --git a/lab20/1.c b/lab20/1.c
index 3b1bb70..4c01c34 100644
--- a/lab20/1.c
+++ b/lab20/1.c
@@ -130,9 +130,9 @@ void Task1()
 {
 	printList();
 	addToHead(4400);
+	addToHead(600);
 	addToHead(400);
-	addToHead(400);
-	addToHead(400);
+	addToHead(600);
 	printList();
 
 	printf("contains(100) = %d\n", contains(100));