<|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
 An arithmetic sequence has an odd number of terms. The sum of the odd-numbered terms is 72, and the sum of the even-numbered terms is 66. Find the total number of terms in the sequence. Express your answer as a whole number. 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
23
An arithmetic sequence has an odd number of terms. The sum of the odd-numbered terms is 72, and the sum of the even-numbered terms is 66. Find the total number of terms in the sequence. Express your answer as a whole number.
test