陈立杰（WJMZBMR）现就读于清华大学交叉信息学院，自2010年8月以来，多次在信息学奥赛（OI）中取得令人震惊的好成绩，是OI界的奇迹人物之一。他已经成为了全国最著名、实力最强的信息学奥赛选手。更为重要的是，他几乎没有借助任何外界的力量，完全凭借自己的努力取得了如此好的成绩。
现在这份文件是陈立杰同学留给OI后辈的良心遗产，以供大家宴飨。(Chen Lijie (WJMZBMR) is currently studying at the School of Interdisciplinary Information, Tsinghua University. Since August 2010, he has made astonishing achievements in the Information Olympics (OI), and is one of the miracles of OI. He has become the most famous and powerful informatics Olympian in China. More importantly, he achieved such a good result by virtue of his own efforts, almost without any outside force.
Now this document is Chen Lijie's conscientious legacy to OI's descendants for everyone to feast on.)