
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
In the promotional activities of the "2022 Beijing Winter Olympics", four people, A, B, C, and D, signed up for volunteer activities for projects A, B, and C. Each project requires at least one volunteer. There are ___ different plans in total. (Fill in the answer with a number)

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