Java program for finding double letter sequence word in Java

 

 

 

 

Java program for finding double letter sequence word in Java

Double-letter words:

   These are the words which contain atleast one set of characters used twice consecutively.

 For example:
    add,all, bee, boo, ebb, ell, egg, fee, goo, tee, too,  see.

import java.util.*;
class DoubleSequenceWord{
    public static void main(String args[]){
    Scanner sc=new Scanner(System.in);
    System.out.println("enter a word to check whether it is double sequence or not");
    String str=sc.nextLine();
    int count=0;
        for(int i=0;i<str.length()-1;i++){
            if(str.charAt(i)==str.charAt(i+1)){
                count++;
                break;
            }
        }
        if(count>0)
            System.out.println("It is a double sequence word");
        else
            System.out.println("It is a not a double sequence word");

   }

}