--------------------Configuration: Cpp1 - Win32 Debug--------------------
Linking...
求根.obj : error LNK2005: _main already defined in 平均分.obj
Debug/Cpp1.exe : fatal error LNK1169: one or more multiply defined symbols found
执行 link.exe 时出错.
Cpp1.exe - 1 error(s), 0 warning(s)