#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; } |
Double click to view unformatted code.