
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 $7 m \ (m \geqslant 3)$ people $A_1, A_2, \cdots, A_m$ passing a ball to each other. The first pass starts with $A_1$, which is referred to as the 1st pass. After $n \ (n \geqslant 2)$ passes, the ball is still with $A_1$. Find the total number of different ways of passing the ball denoted as $N$.

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