How to find Biggest Substring in between specified character or String

1. Java Program to find biggest substring in between specified character or string

String: i am rajesh kumar ravi

in between: 'a'

 

1. package com.instaceofjava;
2.  
3. public class BiggestSubString{
4.  
5. public static void main(String[] args) {
6.  
7. String str="i am rajesh kumar ravi";
8.  
9.  String longest="";
10.  int maxlength=0;
11.  
12.  String arr[]=str.split("a");
13.  
14. for (int i = 1; i < arr.length-1; i++) {
15.  
16.    System.out.println(arr[i]); // printing substrings
17.  
18.           if(arr[i].length() > maxlength){
19.                maxlength = arr[i].length();
20.                 longest = arr[i];
21.             }   
22.  
23.    }      
24.   
25. System.out.println("Longest substring is: "+longest);
26.  
27. }
28. }

Output:

1. m r
2. jesh kum
3. r r
4. Longest substring is: jesh kum