
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


system
I want to choose a license plate which is 4 characters long, where the first and third characters are letters, the second character is either a letter or a digit, and the last character is a digit. Exactly two characters in the license plate must be the same, and these two characters cannot be adjacent. How many ways are there for me to choose such a license plate?

Present the answer in LaTex format: \boxed{Your answer}
user