就算超过150，150以内的部分仍然是0.4463元
by jhdrgfj @ 2023-01-03 10:27:07
```
#include<iostream>
#include<iomanip>
#include<algorithm>
#include<cmath>
#include<string>
using namespace std;
int main()
{
int n, a, b, c;
cin >> n;
if (n <= 150)
{
a = n;
cout <<fixed<<setprecision(1)<< 0.4463 * a * 1.0;
return 0;
}
else
{
a = 150;
if (n <= 400)
{
b = n - 150;
cout << fixed << setprecision(1) << 0.4663 * b * 1.0 + 0.4463 * a * 1.0;
return 0;
}
else
{
b = 400 - 150;
c = n - 400;
cout << fixed << setprecision(1) << 0.4663 * b * 1.0 + 0.4463 * a * 1.0 + 0.5663 * c * 1.0;
}
}
return 0;
}
```
by Hongzixuan0922 @ 2023-01-03 10:29:58
谢谢，过了
by 13813675795hzq @ 2023-01-03 11:18:16