
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
Diligent Masha wrote out all natural numbers from 372 to 506 inclusive. Then she calculated two sums: first the sum of all odd numbers in this range, and then the sum of all even numbers. After that, she subtracted the smaller sum from the larger sum. What result did she get?

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