LeetCode : Length of Last Word
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Given a string s consists of upper/lower-case alphabets and empty space characters ’ ‘, return the length of last word in the string.
If the last word does not exist, return 0.
Note: A word is defined as a character sequence consists of non-space characters only.
For example,
Given s = “Hello World”,
return 5.
这道题目很经典,但是很easy,直接上stringstream(注意包含sstream.h头文件)
class Solution {public: int lengthOfLastWord(string s) { stringstream ss; ss << s; string str; vector<string>dst; while (ss >> str) { dst.push_back(str); } if (dst.size() == 0) return 0; string temp = dst[dst.size() - 1]; return temp.length(); }};
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