public static String solve ( String str ) {
  int anton = 0 ;
  int danik = 0 ;
  for ( int i = 0 ;
  i < str . length ( ) ;
  i ++ ) {
    if ( str . charAt ( i ) == 'A' ) {
      anton ++ ;
    }
    else if ( str . charAt ( i ) == 'D' ) {
      danik ++ ;
    }
  }
  if ( anton > danik ) {
    return "Anton" ;
  }
  else if ( danik > anton ) {
    return "Danik" ;
  }
  return "Friendship" ;
}

public static String solve ( String str ) { int anton = 0 ; int danik = 0 ; for ( int i = 0 ; i < str . length ( ) ; i ++ ) { if ( str . charAt ( i ) == ' A ' ) { anton ++ ; } else if ( str . charAt ( i ) == ' D ' ) { danik ++ ; } } if ( anton > danik ) { return " Anton " ; } else if ( danik > anton ) { return " Danik " ; } return " Friendship " ; }
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