题解 | #字符串最后一个单词的长度#
字符串最后一个单词的长度
https://www.nowcoder.com/practice/8c949ea5f36f422594b306a2300315da
import java.util.Scanner; // 注意类名必须为 Main, 不要有任何 package xxx 信息 public class Main { public static void main(String[] args) { Scanner in = new Scanner(System.in); // 注意 hasNext 和 hasNextLine 的区别 int lastWordsLength = 0; if (in.hasNext()) { String content = in.nextLine().trim(); if (content.length() < 5000) { if (content.contains(" ")) { lastWordsLength = content.substring(content.lastIndexOf(" "), content.length() - 1).length(); } else { lastWordsLength = content.length(); } System.out.println(lastWordsLength); } //System.out.println(content.lastIndexOf(" ")); } } }