分机号 X老板脾气古怪,他们公司的电话分机号都是3位数,老板规定,所有号码必须是降序排列,且不能有重复的数位.比如: 751,520,321 都满足要求,而, 766,918,201 就不符合要求. 现在请你计算一下,按照这样的规定,一共有多少个可用的3位分机号码? 请直接提交该数字,不要填写任何多余的内容. 答案:120 public class Main { public static void main(String[] args) { int count = 0; for(int a =
Just follow these steps: Check that the ethernet cable is properly connected Open Terminal Run sudo pppoeconf Enter root password Answer all the question that will be asked with an answer "Yes" Finally type pon dsl-provider 开始拨号 To stop connecti
Using Channel Variables in Dialplan Condition Statements Channel variables can be used in conditions: See dialplan conditions for specifics. Keep in mind that some channel variables may not be set during the dialplan parsing phase. See inline actions