4-8 高空坠球

//高空坠球 #include<stdio.h> int main(int argc,char const *argv[]) { double height; int n;  printf("高度:"); scanf("%lf",&height); printf("第几次落地:"); scanf("%d",&n);  double distance; int i; if(n==1) {distance=height; height/=2; } else { distance=height; for(i=1;i<n;i++) { height/=2; distance+=2*height;}height/=2;}  printf("皮球在第%d次落地时，在空中一共经过%.1f距离\n第%d次反弹的高度是%.1f\n",n,distance,n,height);  return 0; }