摘要: public class Solution { //Insert one char from stringstream int[] arr = new int[256]; int temp = 1; public void Insert(char ch) { if(arr[ch] == 0){ arr[ch] = t... 阅读全文
posted @ 2019-05-30 15:52 紫色的雪 阅读(569) 评论(0) 推荐(0)
摘要: public class Solution { public boolean isNumeric(char[] str) { if(str.length == 0){ return false; } String string = String.valueOf(str); return string.... 阅读全文
posted @ 2019-05-30 11:17 紫色的雪 阅读(456) 评论(0) 推荐(0)