<|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
 There are 5 travelers to be arranged into 3 guest rooms, with at least 1 traveler in each room. There are \_\_\_\_\_\_ different arrangements. 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
150
There are 5 travelers to be arranged into 3 guest rooms, with at least 1 traveler in each room. There are \_\_\_\_\_\_ different arrangements.
test