diff --git a/a1/program.c b/a1/program.c
index fb64c0f..55b03df 100644
--- a/a1/program.c
+++ b/a1/program.c
@@ -17,7 +17,7 @@ int main()
     }
     value=0;
     for(int i =0;i<count;i++){
-        value+=arr[i]*pow(x,count-i);
+        value+=arr[i]*pow(x,count-1-i);
     }
   
   	if(value>=40000){