itsa基 21 最大值與最小值

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

int main()
{
float tmp,a,b;
cin >> tmp;
a = tmp;
b = tmp;
for (int i = 0;i < 9; i++)
{
cin >> tmp;
if (tmp > a)
{
a = tmp;
}
else if (tmp < b)
{
b = tmp;
}
}
cout << "maximum:" << fixed << setprecision(2) << a << endl;
cout << "minimum:" << fixed << setprecision(2) << b << endl;
return 0;
}