Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
154676 邵栋-栋栋老师 04球的体积 C++ Compile Error 0 MS 0 KB 217 2026-05-30 17:43:37

Tests(0/0):

Code:

#include<bits/stdc++.h> using namespace std; int main() { const double pi=3.1415926; double v; int n; cin>>n; v=4.0/3*PI*n*n*n; cout<<fixed<<setprecision(4)<<v<<endl; return 0; }

Run Info:

Main.cc: In function 'int main()':
Main.cc:9:13: error: 'PI' was not declared in this scope
     v=4.0/3*PI*n*n*n;
             ^
Main.cc:5:18: warning: unused variable 'pi' [-Wunused-variable]
     const double pi=3.1415926;
                  ^