View Code of Problem 72

#include<stdio.h>
int main()
{
    int M,N,i;
    scanf("%d %d",&M,&N);
    double high=M,sum=M,temp=0;
    for(i=0;i<N;i++)
    {
        high/=2.0;
        sum+=2.0*temp;
        temp=high;
    }
    printf("%.2lf %.2lf",high,sum);
    return 0;
}