I have four identical oranges. How many ways are there for me to divide these oranges into at most three groups?  (By definition, a group must have at least one orange.)
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
I have four identical oranges. How many ways are there for me to divide these oranges into at most three groups?  (By definition, a group must have at least one orange.)
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
4
I have four identical oranges. How many ways are there for me to divide these oranges into at most three groups?  (By definition, a group must have at least one orange.)
train