diff --git a/practise/SumOfDigit1.java b/practise/SumOfDigit1.java
index bd1ec72..a7b5cb9 100644
--- a/practise/SumOfDigit1.java
+++ b/practise/SumOfDigit1.java
@@ -8,8 +8,8 @@ static int sum(int input, char option) {
 		while(input != 0) {
 			int rem = input % 10;
 			input /= 10;
-			
-			if(rem % 2 == 0) {
+			//checking the digit if it is odd or even
+			if(rem % 2 == 0) {  
 				sumEven += rem;
 			} else {
 				sumOdd += rem;