1 public class Main{
2 public static void main(String args[]){
3 String s="ahkjdfnajk321anbkjdfbnjakfdkja4213746187";
4 s=s+".";
5 int n=s.length();
6 char a[]=new char[n];
7 a=s.toCharArray();
8 int start=-1;
9 int end=-1;
10 for(int i=1;i<n;i++){
11 if(a[i]>=48 && a[i]<=57 && (a[i-1] < 48 || a[i-1] > 57)){
12 a[i-1]='^';
13 }
14 if(a[i]>=48 && a[i]<=57 && (a[i+1] < 48 || a[i+1] > 57)){
15 a[i+1]='^';
16 }
17 }
18 s=String.valueOf(a);
19 String aa[]=s.split("\\^");
20 int count[]=new int[aa.length];
21 for (int i = 0 ; i <aa.length ; i++ ){
22 int nn=aa[i].length();
23 char aaa[]=new char[nn];
24 aaa=aa[i].toCharArray();
25 for(int j=0;j<nn;j++){
26 if(aaa[j]>=48 && aaa[j]<=57){
27 count[i]++;
28 }
29 }
30 }
31 String ss=null;
32 for(int i=0;i<aa.length;i++){
33 if(count[i]>6){
34 ss=aa[i];
35 }
36 }
37 System.out.println(ss);
38 }
39 }
