密码 conn / as sysdba alter user system identified by Abcd1234; manual script first -->manual_script_before_install.sql -- must connect as sysdba to execute the following script -- this manual script is to minimize the configuration change on the Oracl…
The gray code is a binary numeral system where two successive values differ in only one bit. Given a non-negative integer n representing the total number of bits in the code, print the sequence of gray code. A gray code sequence must begin with 0. Fo…