Evaluate $\lfloor\sqrt{17}\rfloor^2$.
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Evaluate $\lfloor\sqrt{17}\rfloor^2$.
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
16
Evaluate $\lfloor\sqrt{17}\rfloor^2$.
train