private boolean isSingle(String subreddit){
  return !(isSpecial(subreddit) || subreddit.contains("+") || subreddit.contains(".")|| subreddit.contains(MULTI_REDDIT));
}

private boolean isSingle ( String subreddit ) { return ! ( isSpecial ( subreddit ) || subreddit . contains ( "+" ) || subreddit . contains ( "." ) || subreddit . contains ( MULTI_REDDIT ) ) ; }
if the subreddit isn ' t special , combined , or a multireddit - can attempt to be subscribed to
