Lhadalo
10/26/2017 - 6:42 PM

Recusive sum of numbers

Return sum of numbers in an integer. Ex: 123 = 1+2+3=6

recursive_sum.cpp
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int sum(int nbr){
    if (nbr < 10)
    {
        return nbr;
    }
    return sum(nbr/10) + nbr % 10;
}