View Code of Problem 72

#include<stdio.h>
#include <string.h>
void main()
{
int n,i;
double g,sum;
scanf("%lf%d",&g,&n);
sum=g;
g=g/2;
for(i=0;i<n-1;i++)
{
	sum=sum+g*2;
	g=g/2;
}

printf("%.2lf %.2lf",g,sum);

}