Solved digit sum problem

src/digitSum.cpp

@@ -0,0 +1,16 @@
+#include<bits/stdc++.h>
+using namespace std;
+class digitSum 
+{ 
+    public: 
+    int getSum(int n) 
+    {  
+    	int sum=0;
+    	while(n!=0)
+    	{
+ 			sum=sum+n%10;
+ 			n/=10;   		
+    	} 
+	 return sum; 
+ 	} 
+};