[求助]请解释一下这条信息。。。。
--------------------Configuration: tester_no3 - Win32 Debug--------------------
Linking...
LIBCD.lib(crt0.obj) : error LNK2001: unresolved external symbol _main
Debug/tester_no3.exe : fatal error LNK1120: 1 unresolved externals
Error executing link.exe.
tester_no3.exe - 2 error(s), 0 warning(s)
什么意思?