1.0Camdemy1.0http://media.usc.edu.tw多元樹的走訪: 攤平樹(Undraw the trees)http://media.usc.edu.tw/user/http://media.usc.edu.tw/sysdata/doc/2/2926e94deb3b3e3d/thumb_l.jpg360640<iframe width='720' height='405' id='ccShare628' frameborder='0' src='http://media.usc.edu.tw/media/e/628' allowfullscreen></iframe>video7204051:33:53Undraw the trees攤平樹01Observation 1: pre-order (前置式) of a tree02Observation 2: how many input lines of a tree03Observation 3: nested by bottom-up construction04Observation 3.1: bottom up05Observation 3.2: bottom up06Observation 3.3: bottom up07Observation 3.4: root node08Design Issue 1: segment of nodes09Design Issue 2.1: structure of nodes string010Design Issue 2.2: structure of nodes and segments011Design Issue 3: bottom up012Design Issue 4: draw the tree recursively013Coding Part 1: load trees014Coding Part 2: parse a tree015Coding Part 3: draw a tree016fs1280x720720x4041280x720http://media.usc.edu.tw/sysdata/doc/2/2926e94deb3b3e3d/thumb.jpghttp://media.usc.edu.tw/sysdata/doc/2/2926e94deb3b3e3d/cover.jpghttp://media.usc.edu.tw/sysdata/doc/2/2926e94deb3b3e3d/video/thumbs/storyboard.jpghttp://media.usc.edu.tw/sysdata/doc/2/2926e94deb3b3e3d1