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why waaaaaaaaaaaaaaaaaaaaaaaaaa!

Posted by gxiverson at 2005-01-05 14:57:09 on Problem 1607

#include<iostream.h>
#include<iomanip.h>
double fac(int n)
{
	double f;
	if(n==1) f=0.5;
	else f=fac(n-1)+1.0/(2*n);
	return f;
}
void main()
{
    long int n;
	cout<<"Cards  Overhang "<<endl;
	while(cin){
		cin>>n;
		if(n<=0) cout<<"    0     0.000"<<endl;
		else if(n<=3) cout<<setw(5)<<n<<"  "<<setw(8)<<setiosflags(ios::showpoint)<<setprecision(3)<<fac(n)<<endl;
		else
			cout<<resetiosflags(ios::fixed)<<setw(5)<<n<<"  "<<setw(8)<<setprecision(4)<<fac(n)<<endl;
	}
}

Followed by:

Re:why waaaaaaaaaaaaaaaaaaaaaaaaaa! (9) xiaoha 2005-01-05 15:09:01
Re:why waaaaaaaaaaaaaaaaaaaaaaaaaa! (31) xiaoha 2005-01-05 15:17:38
Re:why waaaaaaaaaaaaaaaaaaaaaaaaaa! (536) myparents 2008-08-31 10:12:08

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