Run ID:92462

提交时间:2024-10-04 21:15:26

#include <iostream> #include <cmath> #include<iomanip> using namespace std; int main(int argc, const char * argv[]) { // insert code here... cout<<"请输入一个实数:"; double x; cin>>x; double s = sqrt(x); cout<<x<<"的平方根为:"<<s<<endl; cout<<x<<"的平方根为:"<<setiosflags(ios::fixed)<<setprecision(2)<<s<<endl;//引用头文件#include<iomanip> return 0; }