public static List<Operation> getOperations(String filePath) throws Exception {
		readFile(filePath);
		List<Operation> operations = new ArrayList<Operation>();
		for(int i = 0; i<instructionString.size(); i++) {
			String s = instructionString.get(i);
			if (s.contains(";")) {
				String[] tmp = s.split(";");
				for(String st: tmp) {
					st = st.trim();
					operations.add(new Operation(st, i+1));
				}
			}
			else {
				s = s.trim();
				operations.add(new Operation(s, i+1));
			}
		}
		return operations;
	}