#include <cstdio>
#include <cstdlib>
#include <ctime>

int sz[31] = { 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,33,46,49,51,53,55,59,77,99,100};

int main()
{
    int st, ed, r = 1, c = 3;
    char in[110], out[110];
    scanf("%d%d", &st, &ed);
    srand(time(NULL));
    for(int i = st ; i <= ed ; i++ )
    {
        sprintf(in, ".%d.in", i);
        freopen(in, "w", stdout);
        printf("%d\n", sz[i]);
    }
}