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  1. import java.util.*;
  2.  
  3. public class Main {
  4.       static int count;
  5.       static String s1 = "CDGI"; // you can try with "EEE"
  6.       static String s2 = "ABCDEFGHI"; // you can try with "EEE"
  7.   public static void main(String[] args) {
  8.  
  9.       LinkedList<Integer> ll = new LinkedList<>();
  10.       for(int i =0; i<s1.length();i++){
  11.       int t = i;
  12.       count = 0; 
  13.        for (int j=0; j<s2.length();j++){
  14.          if(s1.charAt(t)==s2.charAt(j)){
  15.            count++; 
  16.             doIt(t+1,j+1);
  17.             break ; 
  18.         }
  19.        }
  20.         ll.add(count);
  21.       }
  22.       System.out.println(ll); // printing the whole LinkedList
  23.       System.out.println(Collections.max(ll)); // taking the maximum value 
  24.   }
  25.   public static void doIt(int a, int b){
  26.  
  27.      for ( ; a<s1.length(); a++){
  28.         int t = b ; 
  29.         for (; t<s2.length(); t++){
  30.           if (s1.charAt(a) == s2.charAt(t)){
  31.            count++; 
  32.            b++; 
  33.            break ; 
  34.            }
  35.         }
  36.      }
  37.   }
  38.  
  39. }
  40.  
Success #stdin #stdout 0.04s 2184192KB
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Standard input is empty
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[4, 3, 2, 1]
4
https://ideone.com/SDiv0q
language:
Java (HotSpot 12)
created:
5 years ago
visibility:
public

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