static int countDivisibles ( int n ) {
  boolean hash [ ] = new boolean [ 10 ] ;
  int m = n ;
  while ( m > 0 ) {
    hash [ m % 10 ] = true ;
    m = m / 10 ;
  }
  int ans = 0 ;
  for ( int i = 1 ;
  i <= Math . sqrt ( n ) ;
  i ++ ) {
    if ( n % i == 0 ) {
      if ( isDigitPresent ( i , hash ) ) ans ++ ;
      if ( n / i != i ) {
        if ( isDigitPresent ( n / i , hash ) ) ans ++ ;
      }
    }
  }
  return ans ;
}

static int countDivisibles ( int n ) { boolean hash [ ] = new boolean [ 10 ] ; int m = n ; while ( m > 0 ) { hash [ m % 10 ] = true ; m = m / 10 ; } int ans = 0 ; for ( int i = 1 ; i <= Math . sqrt ( n ) ; i ++ ) { if ( n % i == 0 ) { if ( isDigitPresent ( i , hash ) ) ans ++ ; if ( n / i != i ) { if ( isDigitPresent ( n / i , hash ) ) ans ++ ; } } } return ans ; }
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