public boolean matches(int symbol, int minVocabSymbol, int maxVocabSymbol) {return symbol >= from && symbol <= to;}

public boolean matches ( int symbol , int minVocabSymbol , int maxVocabSymbol ) { return symbol >= from && symbol <= to ; }
public override bool Matches(int symbol, int minVocabSymbol, int maxVocabSymbol){return symbol >= from && symbol <= to;}
