摘要： Well, after listen the class, it's necessary to make notes.In this class, Pro just tell us there are a lot of words in various corpus using Linux program, and introduce that in different language, there are different language. For example, word segmentation is the crucial step for Chinese, and i 阅读全文

摘要： Problem Description There is a strange lift.The lift can stop can at every floor as you want, and there is a number Ki(0 <= Ki <= N) on every floor.The lift have just two buttons: up and down.When you at floor i,if you press the button "UP" , you will go up Ki floor,i.e,you will go t 阅读全文