static boolean createStringAndCheckPalindrome ( int N ) {
  String sub = "" + N , res_str = "" ;
  int sum = 0 ;
  while ( N > 0 ) {
    int digit = N % 10 ;
    sum += digit ;
    N = N / 10 ;
  }
  while ( res_str . length ( ) < sum ) res_str += sub ;
  if ( res_str . length ( ) > sum ) res_str = res_str . substring ( 0 , sum ) ;
  if ( isPalindrome ( res_str ) ) return true ;
  return false ;
}

static boolean createStringAndCheckPalindrome ( int N ) { String sub = " " + N , res_str = " " ; int sum = 0 ; while ( N > 0 ) { int digit = N % 10 ; sum += digit ; N = N / 10 ; } while ( res_str . length ( ) < sum ) res_str += sub ; if ( res_str . length ( ) > sum ) res_str = res_str . substring ( 0 , sum ) ; if ( isPalindrome ( res_str ) ) return true ; return false ; }
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