117. Convert Integer to String

#include <stdio.h>

void print_integer_as_string(int num) {
    // Your logic here
    if(num==0){
        printf("0");
        return;
    }
    char buffer[12];
    int is_negative = 0;
    int i = 0;

    if(num<0){
        is_negative = 1;
        num = -num;
    }
    while(num>0){
        buffer[i++] = num%10 + '0';
        num /= 10;
    }

    if(is_negative){
        buffer[i++] = '-';
    }

    for(int j = i-1;j>=0;j--){
        printf("%c", buffer[j]);
        if (j>0) printf(" ");
    }

}

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