
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 character is a letter, the last character is a digit, and the two middle characters are either both letters or both digits. Additionally, the two middle characters must be the same, and the first character must be different from the last. How many ways are there for me to choose such a license plate?

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