程序设计题--给定任意一个正整数，求比这个数大且最小的“不重复数

package com.linux_lihuafeng.test;

public class Test {

public static void main(String[] args) {

Test t = new Test();

int result = t.addOne(9998);

// int result = 0;

System.out.println("result = "+result);

}

public int addOne(int result) {

System.out.println("addOne() 方法执行");

// do{

// result++;

// }while(isNumber(result));

result++;

while(this.isNumber(result)){

result++;

}

return result;

}

public boolean isNumber(int number) {

System.out.println("isNumber() 方法执行");

int prior ;

int zhongzhuan;

int latter ;

//判断number是否有相邻的两位数相同；若相同，则返回false

while(number != 0){

prior = number%10;

zhongzhuan = number/10;

latter = zhongzhuan%10;

if(prior == latter)

return true;

number = number/10;

}

return false;

}

}