View Code of Problem 72

#include <stdio.h>
int main()
{
	float M;
	int N;
	int i;
	scanf("%f %d",&M,&N);
	float a;
	a = M/2;
	 for(i = 2;i<= N;i++)
	 {
	 	M = M + 2 * a;
	 	a = a / 2;
	 }
	printf("%.2f %.2f", a,M); 
	return 0;
 }