117. Convert Integer to String

#include <stdio.h>

void print_integer_as_string(int num) {
    // Your logic here
    if(num == 0){
        printf("0\n");
        return ;
    }
    if(num < 0){
        printf("- ");
        num = -num;
    }
    char buffer[5];
    int index = 0;
    while(num > 0){
        int val = num % 10;
        buffer[index] = val + '0';
        num = num/10;
        index++;
    }
    for(int i = index-1; i >= 0;i--){
        printf("%c",buffer[i]);
        if(i>0) printf(" ");
    }
}

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