The sum of three consecutive even integers is $66$. What is the smallest of the three integers?
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
The sum of three consecutive even integers is $66$. What is the smallest of the three integers?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
20
The sum of three consecutive even integers is $66$. What is the smallest of the three integers?
train