recursivitate

#include <iostream>

using namespace std;

int fact(int n)
{
    int s=0;
    while(n)
        {s=s+n%10;
    n=n/10;}
    return s;
}

int  suma(int n)
{
    if(n==0)
        return 0;
    else
        return suma(n/10)+n%10;
    }

int ogl(int n)
{
    ok=0;
    while(n)
    {
        ok=ok*10+n%10;
        n=n/10;

    }
    return ok;
}
int main()
{
    cout<<suma(3434);
    return 0;
}