<|im_start|>system
You are a helpful assistant. You first think about the reasoning process in the mind and then provide the user with the answer. You should try to truely solve the question by yourself without cheating.  <|im_end|>
<|im_start|>user
 At the World Meteorological Conference, each participant successively announced the average monthly temperature in their hometown. Meanwhile, all others recorded the product of the temperatures in their and the speaking participant's hometown. In total, 42 positive and 48 negative numbers were recorded. What is the minimum number of times a positive temperature could have been announced? Show your work in <think> </think> tags. And return the final answer in <answer> </answer> tags.<|im_end|>
<|im_start|>assistant
Let me solve this step by step.
<think>
user
4
At the World Meteorological Conference, each participant successively announced the average monthly temperature in their hometown. Meanwhile, all others recorded the product of the temperatures in their and the speaking participant's hometown. In total, 42 positive and 48 negative numbers were recorded. What is the minimum number of times a positive temperature could have been announced?
test