View Code of Problem 72

#include<stdio.h>
int main()
{
	double m,sum=0.0;
	int n;
	scanf("%lf%d",&m,&n);
	int i;
	for(i=0;i<n;i++)
	{
		sum += m+m/2;
		m/=2;
	}
	sum = sum - m;
	printf("%.2f %.2f",m,sum);
	return 0;
}