
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 10 cards with different natural numbers written on them, and their sum is 60. Masha arranged the cards in ascending order. What can be the sum of the numbers on the two middle cards? Find all possible answers.

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