首先将输入句子拆分成单词,在这个过程中将所有大写字母变换成小写字母,将每一个单词作为一个字符串放入一个 map<string,int> 容器中,最后遍历容器,查找出现次数最多且没有在banned中出现的字符串。 3、代码 1stringmostCommonWord(stringparagraph, vector<string>&banned) {234map<string,int>m;5for(string::ite...
(Easy) Most Common Word - LeetCode Description: Given a paragraph and a list of banned words, return the most frequent word that is not in the list of banned words. It is guaranteed there is at least one word that isn't banned, and that the answer is unique. Words in the list of ...
819. Most Common Word solution: class Solution { public: string mostCommonWord(string paragraph, vector<string>& banned) { unordered_map<string, int> m; string word = ""; for(int i=0; i<paragraph.size(); ) { string word = ""; while(i<paragraph.size() && isalpha(p...
// LeetCode 2020 easy #865 // 819. Most Common Word // https://leetcode.com/problems/most-common-word/ // Runtime: 4 ms, faster than 98.44% of C++ online submissions for Most Common Word. // Memory …
819. Most Common Word* 819. Most Common Word* https://leetcode.com/problems/most-common-word/ 题目描述 Given a paragraph and a list of banned words, return the most frequent word that is not in the list of banned words. It is guaranteed there is at least one word ...
My solutions to Leetcode I will put my solutions to Leetcode Problems in this repo. Every problem will be solved in C++; part of the problems will be solved in Java also. I will try my best to support more language in the future :) Please feel free to contact me if you have any ...
package leetcode func maxArea(height []int) int { max, start, end := 0, 0, len(height)-1 for start < end { width := end - start high := 0 if height[start] < height[end] { high = height[start] start++ } else { high = height[end] end-- } temp := width * high if ...
819. Most Common Word .split().replaceAll("\W+", " ").split("\s+");.poll() 不能随便写, 每次都会运行的!
My solutions to Leetcode I will put my solutions to Leetcode Problems in this repo. Every problem will be solved in C++; part of the problems will be solved in Java also. I will try my best to support more language in the future :) Please feel free to contact me if you have any ...
string mostCommonWord(string paragraph, vector<string>& banned) 说明: 1、这道题目给定一个字符串,里面是一个句子,包含了字母(大小写都有)和空格、符号,还给了一个禁用词的vector(小写),要求我们对字符串里面的单词做词频分析,找到出现次数最多的单词,返回这个单词。