#include <stdio.h>

int main()
{

int k=-12;
do
{
printf("%d, ",k);
k++;

}
while(k>=-12&&k<=12);
return 0; }




 
#include <stdio.h>

int main()
{
    int k=-12;
    while(k<=12)
    {
    printf("%d, ",k);
    k++;
    }
    

    return 0;
}