test (1) coding (1) (2) oj (1) reading notes (2) test 2013-10-31 hello, world coding 2013-11-03 the first experience of codeforce 2013-11-26 USACO section1.2 2013-11-10 USACO training oj 2013-11-16 usaco section1.1 reading notes 2014-07-22 编程珠玑读书笔记（2） 2014-07-15 编程珠玑读书笔记（1）