text: Check if string is right to left diagonal or not | Java program to check if the given string is right to left diagonal or not ; Function to check if the given string is right to left diagonal or not ; Iterate over string ; If character is not same as the first character then return false ; Driver Code ; Given String str ; Function call
code: import java . io . * ; class GFG { public static boolean is_rtol ( String s ) { int tmp = ( int ) ( Math . sqrt ( s . length ( ) ) ) - 1 ; char first = s . charAt ( tmp ) ; for ( int pos = tmp ; pos < s . length ( ) - 1 ; pos += tmp ) { if ( s . charAt ( pos ) != first ) { return false ; } } return true ; } public static void main ( String args [ ] ) { String str = " abcxabxcaxbcxabc " ; if ( is_rtol ( str ) ) { System . out . print ( " Yes " ) ; } else { System . out . print ( " No " ) ; } } }