View Code of Problem 72

#include<stdio.h>
#include<math.h>
main()
{
	int m,n;
	int i;
	double height,sum;
	scanf("%d %d",&m,&n);
	height=m;
	sum=m;
	for(i=0;i<n;i++)
		height/=2;
	for(i=1;i<n;i++)
		sum+=1.0*m/pow(2,i)*2;
	printf("%.2f %.2f\n",height,sum);
	return 0;
}

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