What is the sum of the composite numbers between 10 and 20 (not including 10 and 20)?
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
What is the sum of the composite numbers between 10 and 20 (not including 10 and 20)?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
75
What is the sum of the composite numbers between 10 and 20 (not including 10 and 20)?
train