
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
In a math knowledge competition, three participants, A, B, and C, together solved 50 math problems. Each of them solved 30 problems. If the problems that only one person solved are considered difficult, and the problems that all three could solve are considered easy, then among these 50 math problems, are there more difficult problems or easy problems? By how many?

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