
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
Given the function $$f(x)=e^{x}-ax+ \frac {a}{2}$$, where a > 0.
(I) If the tangent line to the curve y = f(x) at the point (1, f(1)) is parallel to the x-axis, find the value of a.
(II) Find the maximum value of a such that the graph of the function f(x) is always above the x-axis when x < 1.

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