🚀 go-pugleaf

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#include <stream.h>

class RealSet;//$@$3$3$G$7$C$+$j%W%m%H%?%$%W@k8@$7$F$$$N$K(J 

class IntSet{
	//....
public:
	void SetToReal(RealSet*); 
	friend void RealSet::SetToInt(IntSet*); //$@$3$3$G%(%i!<(J
	//...
}; 

class RealSet{
	//...
npublic:
	void SetToInt(IntSet*); 
	friend void IntSet::SetToReal(RealSet*); 
	//...
}; 

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 	$@L@<#Bg3XM}9)3XIt>pJs2J3X2J#4(J$@G/(J
		$@<FED(J $@9@7=(J 
 	E-Mail  ee97035@isc.meiji.ac.jp
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