View Code of Problem 72

#include <stdio.h>
int main()
{
	int i,n;
	float m,sum;
	scanf("%f %d",&m,&n);
	sum=m;
	for(i=1;i<=n;i++)
	{
		m=m/2.0;
		sum=sum+m*2;
	}
	printf("%.2f %.2f",m,sum-m*2);
	return 0;
}