剑指 Offer 05. 替换空格12345678910111213请实现一个函数,把字符串 s 中的每个空格替换成"%20"。 示例 1:输入:s = "We are happy."输出:"We%20are%20happy." 限制:0 <= s 的长度 <= 10000 1234567891011class Solution { public String replaceSpace(String s) { StringBuilder str = new StringBuilder(); for (int i = 0; i < s.length(); i++) { str.append(String.valueOf(s.charAt(i)).equals(" ") ? "%20" : s.charAt(i)); } return str.toString(); }} 博客首先发布于:https://lvxiaoyi.top/