随笔分类 -  刷题----Gym

摘要：Statements A sequence of positive and non-zero integers called palindromic if it can be read the same forward and backward, for example: 15 2 6 4 6 2 阅读全文

摘要：Statements This is the first day for you at your new job and your boss asks you to copy some files from one computer to other computers in an informat 阅读全文