
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 \( ABC \) be any triangle. Let \( D \) and \( E \) be points on \( AB \) and \( BC \) respectively such that \( AD = 7DB \) and \( BE = 10EC \). Assume that \( AE \) and \( CD \) meet at a point \( F \). Determine \( \lfloor k \rfloor \), where \( k \) is the real number such that \( AF = k \times FE \).

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