#!/usr/bin/env python3 import sys def parse(f): cur = [] for line in f: if line == '\n': yield cur cur = [] else: cur.append(line.rstrip()) yield cur groups = list(parse(sys.stdin)) print(sum(len(set.union(*map(set, g))) for g in groups)) print(sum(len(set.intersection(*map(set, g))) for g in groups))