Write a program in C to find Duck Numbers between 1 to 500

# include <stdio.h>
# include <stdlib.h>


int main()
{
    int dno,dkno,r,flg;
	flg=0;
 printf("\n\n Find Duck Numbers between 1 to 500: \n");
 printf(" ----------------------------------------\n");
 printf(" The Duck numbers are: ");
for(dkno=1;dkno<=500;dkno++)
	{
	dno=dkno;
	flg=0;
    while(dno>0)
        {
            if(dno % 10==0)
            {
            flg=1;
            break;

            }
			dno/=10;
        }
            if(dkno>0 && flg==1)
            {
            printf("%d ",dkno);
            }
	}
	printf("\n");
}