原题: 434. Number of Segments in a String 解题: 刚看到题目时,觉得可以通过统计空格个数,但想想有可能会有多个空格的情况 思路: 一:遍历字符,if条件碰到非空格时,计数加1,然后while循环跳过非空格字符,一直到最后 二:设置flag初始为0,当碰到非空格时,计数加1,且flag置1,当flag为1且碰到空格时,flag再重置为0 思路一是自己想的,思路二更巧妙,是论坛里摘抄的 AC代码: 思路一: class Solution { public: in…

作者: 负雪明烛 id: fuxuemingzhu 个人博客: http://fuxuemingzhu.cn/ 目录 题目描述 题目大意 解题方法 统计 正则表达式 字符串分割 日期 题目地址:https://leetcode.com/problems/number-of-segments-in-a-string/#/description 题目描述 Count the number of segments in a string, where a segment is defined to b…

Count the number of segments in a string, where a segment is defined to be a contiguous sequence of non-space characters. Please note that the string does not contain any non-printable characters. Example: Input: "Hello, my name is John" Output:…

Count the number of segments in a string, where a segment is defined to be a contiguous sequence of non-space characters. Please note that the string does not contain any non-printable characters. Example: Input: "Hello, my name is John" Output:…

［抄题］: Count the number of segments in a string, where a segment is defined to be a contiguous sequence of non-space characters. Please note that the string does not contain any non-printable characters. Example: Input: "Hello, my name is John" O…

Count the number of segments in a string, where a segment is defined to be a contiguous sequence of non-space characters. Please note that the string does not contain any non-printablecharacters. Example: Input: "Hello, my name is John" Output:…

统计字符串中的单词个数,这里的单词指的是连续的非空字符.请注意,你可以假定字符串里不包括任何不可打印的字符.示例:输入: "Hello, my name is John"输出: 5 详见:https://leetcode.com/problems/number-of-segments-in-a-string/description/ C++: 方法一: class Solution { public: int countSegments(string s) { int cnt=0; f…

434. Number of Segments in a String Easy Count the number of segments in a string, where a segment is defined to be a contiguous sequence of non-space characters. Please note that the string does not contain any non-printable characters. Example: Inp…

Count the number of segments in a string, where a segment is defined to be a contiguous sequence of non-space characters. Please note that the string does not contain any non-printable characters. Example: Input: "Hello, my name is John" Output:…

Count the number of segments in a string, where a segment is defined to be a contiguous sequence of non-space characters. Please note that the string does not contain any non-printable characters. Example: Input: "Hello, my name is John" Output:…