import java.io.*;

public class Main {

    public static void main(String[] args) {
		
        Parser parser;
		
	if (args.length!=1) System.exit(0);
		
	try {
		File f=new File(args[0]);
		FileReader r=new FileReader(f);
		parser = new Parser(r);
		parser.yyparse();
	} catch(IOException e) {}
    }
}