diff --git a/Sum.java b/Sum.java
index 82e175c..5bed36e 100644
--- a/Sum.java
+++ b/Sum.java
@@ -6,6 +6,7 @@ public class Sum {
 		int n;
 		int s;
 		int i;
+		int x;
 		
 		
 		n = 4;