Run ID Author Problem Lang Verdict Time Memory Code Length Submit Time
84106 sh25_linzx 与圆相关的计算 C++ Accepted 0 MS 248 KB 308 2026-02-08 16:43:43

Tests(1/1):


#include<iostream> #include<iomanip> using namespace std; const double pi=3.14159; void fsp(double &a){ cout<<fixed<<setprecision(4)<<a; cout<<" "; } int main(){ double r,d,c,s; cin>>r; d=2*r; c=d*pi; s=pi*r*r; fsp(d); fsp(c); fsp(s); return 0; }


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