
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 bookstores that subscribed to a total of 400 "Mathematical and Physical World" magazines. Each bookstore subscribed to at least 98 and at most 101 magazines. How many different ways can they subscribe to these magazines?

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