
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 50 students who participated in the reading efficiency test for Chinese and English subjects. The numbers of students who passed the Chinese and the English tests are 40 and 31, respectively. 4 students failed both tests. The number of students who passed both tests is __________.

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