文档解释ORA-24372:invalidobjectfordescribeCause:Theobjecttobedescribedisnotvalid.Iteitherhascompilationorauthorizationerrors.Action:Theobjecttobedescribedmustbevali...

#include<cstdio>#include<iostream>#include<algorithm>#include<queue>#include<cmath>#include<cstring>#include<stack>#in...