<|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
 What is the smallest number of 3-cell L-shaped tiles that can be placed in an 8x8 square such that no more of these tiles can be placed in the square? 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
11
What is the smallest number of 3-cell L-shaped tiles that can be placed in an 8x8 square such that no more of these tiles can be placed in the square?
test