itsa基 34 標準體重計算

#include<iostream>
#include<iomanip>
using namespace std;

int main()
{
int height,sex;
double weight;
while (cin >> height >> sex)
{
switch (sex)
    {
case 1:
weight = (height - 80) * 0.7;
cout << fixed << setprecision(1) << weight << endl;
break;
case 2:
weight = (height - 70) * 0.6;
cout << fixed << setprecision(1) << weight << endl;
break;
}
}
return 0;
}