摘要：
题目：Given a stringsconsists of upper/lower-case alphabets and empty space characters' ', return the length of last word in the string.If the last word ... 阅读全文
摘要：
题目：Implement strStr().Returns the index of the first occurrence of needle in haystack, or -1 if needle is not part of haystack.提示：此题可以使用暴力搜索方法。当然也可以使用... 阅读全文