In the room there are four identical basketballs and two identical footballs.
Now if you want to put them in one line, how many solutions are there?
Tips:please change the form of the number you get.The Programmers
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In the room there are four identical basketballs and two identical footballs.
Now if you want to put them in one line, how many solutions are there?
Tips:please change the form of the number you get.The Programmers
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