bsc

root / semester_2 / practice / prac_009.cpp

prac_009.cpp (539B)

---

 /* sum of digits */
 
 #include <iostream>
 using namespace std;
 
 class digitsum {
     int inp, a = 0, b = 0;
 
 public:
     void input();
     void calc();
     void output();
 };
 
 void digitsum::input() {
     cout << "enter the number :";
     cin >> inp;
 }
 
 void digitsum::calc() {
     while (inp > 0) {
         a = inp % 10;
         b = b + a;
         inp = inp / 10;
     }
 }
 
 void digitsum::output() {
     cout << "sum of the digits : " << b << ".";
 }
 
 int main() {
     digitsum z;
     z.input();
     z.calc();
     z.output();
     return 0;
 }