int  RulesHandler::getPrecedence(char c){

		switch (c) {
			case '(':
				return 1;
				break;
			case '*':
				return 2;
				break;
			case '+':
				return 2;
				break;
			case ' ':
				return 3;
				break;
			case '|':
				return 4;
				break;


			default:
				return 6;
				break;
		}
}