31490

Run ID	Author	Problem	Lang	Verdict	Time	Memory	Code Length	Submit Time
31490	闻航	保留3位小数的浮点数	C++	Accepted	0 MS	248 KB	158	2023-11-19 12:05:58

#include<iostream> #include<iomanip> using namespace std; int main() { double x; cin>>x; cout<<fixed<<setprecision(3)<<x<<endl; return 0; }