7kyu kata
https://www.codewars.com/kata/isograms/train/java
CW 大神 solution:
public class isogram { public static boolean isIsogram(String str) { return str.length() == str.toLowerCase().chars().distinct().count(); } }
本文来自博客园,作者:ukyo--君君小时候,转载请注明原文链接:https://www.cnblogs.com/ukzq/p/11314698.html