The smallest 5 digit-digit number that can be formed using 6, 2, 0, 1 and 9 without repetition is _______.
12069
10269
01269
12096
The smallest three-digit number that can be formed using 6, 3 and 8 without repetition is ___ .
Find the smallest 5-digit number that can be formed using the digits 9, 6, 0, 5, 8 and 1.
(Note: Repetition of digits is not allowed)