from lib import str_to_ints
from collections import defaultdict


def get_graph(data):
    g = defaultdict(set)
    for line in data.splitlines():
        fs = str_to_ints(line)
        l = fs[0]
        for r in fs[1:]:
            g[l].add(r)
            g[r].add(l)
    return g


def part_1(data):
    g = get_graph(data)
    to_visit = [0]
    seen = set()
    while to_visit:
        c = to_visit.pop()
        if c in seen:
            continue
        seen.add(c)
        for nb in g[c]:
            to_visit.append(nb)
    print(len(seen))


def part_2(data):
    g = get_graph(data)

    group_count = 0
    seen = set()
    for c in g.keys():
        if c in seen:
            continue
        group_count += 1
        to_visit = [c]
        while to_visit:
            c = to_visit.pop()
            if c in seen:
                continue
            seen.add(c)
            for nb in g[c]:
                to_visit.append(nb)
    print(group_count)


def main():
    data = open(0).read().strip()
    part_1(data)
    part_2(data)

if __name__ == "__main__":
    main()