View Code of Problem 48

#include<stdio.h>
int main()
{
	int m,n,p,i;
	double sum;
	m=2;
	n=1;
	sum=0;
	scanf("%d",&n);
	
		for (i=0;i<n;i++)
	   {
		p=m+n;
		sum=sum+p/m;
		n=m;
		m=p;
	   }
	
	printf ("%.6f",sum);
	return 0;
}

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