задача четвърта от първо контролно по УП КН

#include<iostream>
#include<cmath>

double dividef(int number, int arg, double& result, int currDig = 0) {
    if (currDig == 10)
        return result;
    else if (number % arg == 0 && number / arg == 0) {
        result += (number / arg) * (double)(pow(10, -1 * currDig));
        return result;
    }
    else {
        if (currDig)
            result += (number / arg) * (double)(pow(10, -1 * currDig));
        else
            result += number / arg;

        int nextNumber = (number % arg) * 10;
        return dividef(nextNumber, arg, result, currDig + 1);
    }

}

int main() {
    double result = 0;
    dividef(7, 19, result);
    printf("%.10f", result);
}