
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
Let $M$ be the number of consecutive $0$'s at the right end of the decimal representation of the product $1!2!3!4!\cdots49!50!$. Find the remainder when $M$ is divided by $100$.

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