Niven Number Algo

Author: knotsid

niven.cpp

@@ -0,0 +1,20 @@
+#include <iostream>
+using namespace std;
+int main()
+{
+    int num, sum = 0;
+    cout << "Enter a number: ";
+    cin >> num;
+    int n = num;
+    while (num > 0)
+    {
+        int rem = num % 10;
+        sum = sum + rem;
+        num = num / 10;
+    }
+    if (n % sum == 0)
+        cout << n << " Yes! A Niven number";
+    else
+        cout << n << " Not A Niven number";
+    return 0;
+}