是多了警告,和一個錯
C:\Documents and Settings\123\桌面\電腦作業\Cpp1.cpp(32) : error C4716: 'createllist' : must return a value
C:\Documents and Settings\123\桌面\電腦作業\Cpp1.cpp(16) : warning C4700: local variable 'ptr' used without having been initialized
C:\Documents and Settings\123\桌面\電腦作業\Cpp1.cpp(23) : warning C4700: local variable 'ptr1' used without having been initialized
C:\Documents and Settings\123\桌面\電腦作業\Cpp1.cpp(43) : warning C4715: 'findnode' : not all control paths return a value
C:\Documents and Settings\123\桌面\電腦作業\Cpp1.cpp(48) : warning C4700: local variable 'head' used without having been initialized