
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
A five-character license plate is composed of English letters and digits. The first four positions must contain exactly two English letters (letters $I$ and $O$ cannot be used). The last position must be a digit. Xiao Li likes the number 18, so he hopes that his license plate contains adjacent digits 1 and 8, with 1 preceding 8. How many different choices does Xiao Li have for his license plate? (There are 26 English letters in total.)

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