Convert Integer to String

#include <stdio.h>
#include <math.h>

void print_integer_as_string(int num) {
    if (num < 0) {
        printf("%c ", '-');
        num *= -1;
    }
    int digits = log10(num);
    for (int i = digits; i > 0; i--) {
        int p = pow(10, i);
        printf("%d ", num / p);
        num -= (num / p) * p;
    }
    printf("%d", num % 10);
}

int main() {
    int num;
    scanf("%d", &num);
    print_integer_as_string(num);
    return 0;
}