Update README.md

Yashika25 · web-flow · commit 9f99bee8eb32 · 2018-10-04T03:21:22.000+05:30
diff --git a/Online Programming/Sum of squares/README.md b/Online Programming/Sum of squares/README.md
@@ -14,4 +14,4 @@
 
 - Lastly, the variable sum which contains the final answer is printed as the output.
 
-#HAPPYCODING ;)
+## #HAPPYCODING ;)

Original file line number	Diff line number	Diff line change
`@@ -14,4 +14,4 @@`
`14`	`14`
`15`	`15`	`- Lastly, the variable sum which contains the final answer is printed as the output.`
`16`	`16`
`17`		`-#HAPPYCODING ;)`
	`17`	`+## #HAPPYCODING ;)`