参考:
How to configure Log4j in JDev 11g
Ever wanted to use log4j in your adf project ? Well though Oracle doesn’t recommends the use of log4j, i say ......
题目:
Given a singly linked list L: L0→L1→…→Ln-1→Ln,reorder it to: L0→Ln→L1→Ln-1→L2→Ln-2→…
You must do this in-place without altering the nodes' value ......