
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 teacher has a class with $30$ students in it. She wants to split the students into equal groups of at most $9$ students each, with the additional condition that each group must have an odd number of students. What is the least number of groups that she needs?

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