Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
77052 王郡翊 折线分割圆 C++ Compile Error 0 MS 0 KB 104 2024-06-08 09:58:31

Tests(0/0):

Code:

#include<bits/stdc++.h> using namespace std; int main(){ long long n; cin>>n; cout<<2*n*n+1; return 0; }

Run Info:

Main.cc:1:25: warning: extra tokens at end of #include directive
 #include using namespace std; int main(){ long long n; cin>>n; cout<<2*n*n+1; return 0; }
                         ^
/usr/lib/gcc/x86_64-linux-gnu/5/../../../x86_64-linux-gnu/crt1.o: In function `_start':
(.text+0x20): undefined reference to `main'
collect2: error: ld returned 1 exit status