特殊回文数 

 1 import java.util.*;
 2 
 3 public class Main {
 4     public static void main(String[] args) {
 5         Scanner scanner =  new Scanner(System.in);
 6         int n =  scanner.nextInt();
 7         int o,t,th,f,fi,s,before,behind,total = 0;
 8             for (int i = 10000; i < 100000; i++) {
 9                 o = i%10;//个位
10                 t = (i/10)%10;//十位
11                 th = (i/100)%10;//百位
12                 f = (i/1000)%10;//千位
13                 fi = (i/10000);
14                 behind =10*o+t;
15                 before = 10*fi+f;
16                 total = o+t+th+f+fi;
17                 if(before==behind&&n==total){
18                     System.out.println(i);
19                 }
20             }
21 
22             for (int i = 100000; i < 1000000; i++) {
23                 o = i%10;//个位
24                 t = (i/10)%10;//十位
25                 th = (i/100)%10;//百位
26                 f = (i/1000)%10;//千位
27                 fi = (i/10000)%10;
28                 s = (i/100000);
29                 behind = 100*o+10*t+th;
30                 before = 100*s+10*fi+f;
31                 total = o+t+th+f+fi+s;
32                 if(before==behind&&n==total){
33                     System.out.println(i);
34                 }
35             }
36     }
37 }

 

posted @ 2023-03-13 12:10  帆のBlog  阅读(21)  评论(0)    收藏  举报