比较
实现四舍五入
http://www.nowcoder.com/practice/020a0cf673174d5795d97ae79cff59a0
//
#include<iostream>
#include<iomanip>using namespace std;
int main()
{
double min = 100, max = 0, num = 0, x;
int n;
cin >> n;
for (int i = 0; i < n; i++)
{
cin >> x;
if (max < x)
max = x;
if (min > x)
min = x;
num += x;
}
cout << fixed << setprecision(2) << max << " " << fixed << setprecision(2) << min << " " << fixed << setprecision(2) << num / n << endl;
system("pause");
return 0;
}
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