#!/usr/bin/python3

import re

with open("input") as fh:
    state = "rules"
    rules = {}
    nearby = []
    for ln in fh:
        ln = ln.strip()
        if state == "rules":
            if m := re.match(r"([a-z ]+): ([0-9]+)-([0-9]+) or ([0-9]+)-([0-9]+)", ln):
                rules[m.group(1)] = ((int(m.group(2)), int(m.group(3))),
                                     (int(m.group(4)), int(m.group(5))))
            elif ln == "your ticket:":
                state = "your"
            elif ln == "":
                pass
            else:
                raise RuntimeError(ln)
        elif state == "your":
            if re.match(r"[0-9,]+", ln):
                my_ticket = ln.split(",")
            elif ln == "nearby tickets:":
                state = "nearby"
            elif ln == "":
                pass
            else:
                raise RuntimeError(ln)
        elif state == "nearby":
            if re.match(r"[0-9,]+", ln):
                ticket = [int(x) for x in ln.split(",")]
                nearby.append(ticket)
            elif ln == "":
                pass
            else:
                raise RuntimeError(ln)

ticket_scanning_error_rate = 0
for ticket in nearby:
    for num in ticket:
        ok = False
        for rule in rules.values():
            if rule[0][0] <= num <= rule[0][1] or rule[1][0] <= num <= rule[1][1]:
                ok = True
                break
        if not ok:
            ticket_scanning_error_rate += num
print(ticket_scanning_error_rate)