diff --git a/README.md b/README.md
index de919df..629a5f6 100644
--- a/README.md
+++ b/README.md
@@ -21,5 +21,8 @@ HINT: Consider use range(#begin, #end) method
 
 B. Update this README.md with the insctruction(s) needed to run that script
 ```shell
-<REPLACE_WITH_YOUR_INSTRUCTION>
+
+source : https://www.knowledgehut.com/blog/programming/run-python-scripts
+python command : python script.py
+
 ```
\ No newline at end of file
diff --git a/script.py b/script.py
index 6e2f59b..2e445a4 100644
--- a/script.py
+++ b/script.py
@@ -26,4 +26,10 @@
 #########
 # INSERT YOUR CODE BELOW THIS LINE
 #########
+result=[]
+for x in range(2000, 3200):
+    if (x%7==0) and (x%5!=0):
+        result.append(str(x))
+print (','.join(result))
+