vercont

摘要：在python2.7中这样调用代码open('file/name.txt','r',encoding= 'utf-8').read()会出现TypeError: 'encoding' is an invalid keyword argument for this fu... 阅读全文

posted @ 2018-09-29 23:09 vercont 阅读(2849) 评论(0) 推荐(0)

摘要： Given two words (start and end), and a dictionary, find the length of shortest transformation sequence from start to end, such that:On... 阅读全文

posted @ 2018-09-24 18:12 vercont 阅读(183) 评论(0) 推荐(0)

摘要： Given two words (start and end), and a dictionary, find the length of shortest transformation sequence from start to end, such that:On... 阅读全文

posted @ 2018-09-24 18:12 vercont 阅读(138) 评论(0) 推荐(0)

摘要： Given a string s and a dictionary of words dict, determine if s can be segmented into a space-separated sequence of one or more dictio... 阅读全文

posted @ 2018-09-24 18:12 vercont 阅读(93) 评论(0) 推荐(0)

摘要： Given a string s and a dictionary of words dict, determine if s can be segmented into a space-separated sequence of one or more dictio... 阅读全文

posted @ 2018-09-24 18:12 vercont 阅读(151) 评论(0) 推荐(0)

摘要： Given a string s and a dictionary of words dict, add spaces in s to construct a sentence where each word is a valid dictionary word.Re... 阅读全文

posted @ 2018-09-24 18:12 vercont 阅读(94) 评论(0) 推荐(0)

摘要： Given a string s and a dictionary of words dict, add spaces in s to construct a sentence where each word is a valid dictionary word.Re... 阅读全文

posted @ 2018-09-24 18:12 vercont 阅读(178) 评论(0) 推荐(0)

摘要： Given a string, determine if it is a palindrome, considering only alphanumeric characters and ignoring cases.For example, "A man, a pl... 阅读全文

posted @ 2018-09-24 18:12 vercont 阅读(111) 评论(0) 推荐(0)

摘要： Given a string, determine if it is a palindrome, considering only alphanumeric characters and ignoring cases.For example, "A man, a pl... 阅读全文

posted @ 2018-09-24 18:12 vercont 阅读(151) 评论(0) 推荐(0)

摘要： Given a triangle, find the minimum path sum from top to bottom. Each step you may move to adjacent numbers on the row below.For exampl... 阅读全文

posted @ 2018-09-24 18:11 vercont 阅读(143) 评论(0) 推荐(0)