提交时间:2024-01-27 09:30:20

运行 ID: 129655

#include<iostream> using namespace std; int main(){ int n; double sn; cin>>sn; double h=sn/2; for(n=2;n<=10;n++){ sn+=h*2; h/=2;} cout.precision(3); cout<<fixed<<sn<<fixed<<" "<<h; return 0; }