#include <stdio.h>
#include <math.h>
void print_integer_as_string(int num) {
// Your logic here
char res[10];
int i=0;
if(num==0)
{
printf("0");
return;
}
if(num<0)
{
num = abs(num);
printf("- ");
}
while(num)
{
res[i] = (num%10) + '0' ;
num=num/10;
i++;
}
while(i)
{
printf("%c ", res[i-1]);
i--;
}
}
int main() {
int num;
scanf("%d", &num);
print_integer_as_string(num);
return 0;
}