
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
A bookstore offers discounts to students purchasing books under the following conditions:
(1) If the purchase does not exceed 30 yuan, no discount is applied;
(2) If the purchase exceeds 30 yuan but does not exceed 50 yuan, a 10% discount is applied to the total price;
(3) If the purchase exceeds 50 yuan, a 10% discount is applied to the first 50 yuan, and a 20% discount is applied to the amount exceeding 50 yuan. Li Hua went to the bookstore twice, paying 23 yuan and 36 yuan respectively. If he buys the same books in one trip, he should pay     yuan.

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