
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
There are 4 students participating in three competitions: singing, dancing, and chess. Each competition must have at least one participant, and each student can only participate in one competition. Additionally, Student A cannot participate in the dancing competition. The number of different participation schemes is \_\_\_\_\_ (answer in digits).

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