The mean of four distinct positive integers is 5. If the largest of these four integers is 13, what is the smallest of the four integers?
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
The mean of four distinct positive integers is 5. If the largest of these four integers is 13, what is the smallest of the four integers?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
1
The mean of four distinct positive integers is 5. If the largest of these four integers is 13, what is the smallest of the four integers?
train