#!/usr/bin/env python3 import sys from collections import deque def sequences(ip, length): buf = deque() in_brackets = False for char in ip: if char in '[]': in_brackets = char == '[' buf.clear() else: buf.append(char) if len(buf) == length: yield ''.join(buf), in_brackets buf.popleft() def supports_tls(ip): has_abba = False for (a, b, c, d), in_brackets in sequences(ip, 4): if a != b and a == d and b == c: if in_brackets: return False has_abba = True return has_abba def supports_ssl(ip): brack = set() nobrack = set() for (a, b, c), in_brackets in sequences(ip, 3): if a != b and a == c: if b + a in (nobrack if in_brackets else brack): return True (brack if in_brackets else nobrack).add(a + b) return False ips = [line.rstrip() for line in sys.stdin] print(sum(int(supports_tls(ip)) for ip in ips)) print(sum(int(supports_ssl(ip)) for ip in ips))