?????
Linking...
LIBCD.lib(wincrt0.obj) : error LNK2001: unresolved external symbol _WinMain@16
Debug/stu.exe : fatal error LNK1120: 1 unresolved externals
执行 link.exe 时出错.

stu.exe - 1 error(s), 0 warning(s)

这个什么意思？？？？