Check if a string contains a palindromic sub | Java program to check if there is a substring palindrome of even length . ; function to check if two consecutive same characters are present ; Driver Code
class GFG { static boolean check ( String s ) { for ( int i = 0 ; i < s . length ( ) - 1 ; i ++ ) if ( s . charAt ( i ) == s . charAt ( i + 1 ) ) return true ; return false ; } public static void main ( String [ ] args ) { String s = " xzyyz " ; if ( check ( s ) ) System . out . println ( " YES " ) ; else System . out . println ( " NO " ) ; } }