You are given two four-digit numbers A and B. Print in ascending order all four-digit numbers in the range from A to B, which record contains exactly three identical digits.
Input
Two integers
A and
B are entered.
Imprint
Print the answer to the problem.
Examples
| # |
Input |
Output |
| 1 |
1900
2100
| 1911
1999
2000
2022
|