#include<stdio.h>
int main() {
int t , a=1, b=20, n=2,w,k=0;
scanf_s("%d%d%d", &a, &b, &n);
for (w = a; w <= b; ++w) {
t = w;
do {
if ((t< 10 )&& (t == n))break;
else if ((t>=10)&&(t%10 == n)) break;
else t = t / 10;
} while (t != 0);
if (t==0)
{
k++;
printf("%d\n", w);
}
}
printf("有%d个数", k);
}
