from collections import deque

def is_palindrome(n):
    sn = str(n)
    l = deque()
    l1 = deque()
    for i in sn:
        l.append(i)
        l1.appendleft(i)
    if l == l1:
        return 1
    else:
        return 0

output = filter(is_palindrome,range(1,1000))
print(list(output))