错了#2#5 以下是我的代码:
#include<iostream> #include<iomanip> using namespace std; int main() { double d,df=0; cin>>d; if(d>=401){df+=(d-401)*0.5663;d=401;} if(d>=151){df+=(d-151)*0.4663;d=151;} cout<<fixed<<setprecision(1)<<df+d*0.4463; }