Submission #8914873


Source Code Expand

Copy
from itertools import combinations


def power_set(size) -> set:
    items = [i+1 for i in range(size)]
    for i in range(size+1):
        yield from combinations(items, i)


class Solver:
    def __init__(self, N, M, edges) -> None:
        self.N = N
        self.edge_set = frozenset(edges)

    def check_constraint_satisfaction(self, habatsu: set) -> bool:
        if len(habatsu) <= 1:
            return True

        for i in habatsu:
            for k in habatsu:
                if i != k and i < k:
                    if not (i, k) in self.edge_set:
                        return False
        return True

    def solve(self) -> int:
        # 派閥の全組合せ列挙
        possible_habatsu_set = power_set(self.N)

        member_count = []
        for habatsu in possible_habatsu_set:
            if self.check_constraint_satisfaction(habatsu):
                member_count.append(len(habatsu))

        return max(member_count)


if __name__ == "__main__":
    N, M = list(map(int, input().split()))
    edges = []
    for _ in range(M):
        edges.append(tuple(map(int, input().split())))

    s = Solver(N, M, edges)
    print(s.solve())

Submission Info

Submission Time
Task D - 派閥
User hagino3000
Language Python (3.4.3)
Score 100
Code Size 1210 Byte
Status AC
Exec Time 36 ms
Memory 3064 KB

Judge Result

Set Name all
Score / Max Score 100 / 100
Status
AC × 74
Set Name Test Cases
all 00_sample_01.txt, 00_sample_02.txt, 00_sample_03.txt, 00_sample_04.txt, test_01.txt, test_02.txt, test_03.txt, test_04.txt, test_05.txt, test_06.txt, test_07.txt, test_08.txt, test_09.txt, test_10.txt, test_11.txt, test_12.txt, test_13.txt, test_14.txt, test_15.txt, test_16.txt, test_17.txt, test_18.txt, test_19.txt, test_20.txt, test_21.txt, test_22.txt, test_23.txt, test_24.txt, test_25.txt, test_26.txt, test_27.txt, test_28.txt, test_29.txt, test_30.txt, test_31.txt, test_32.txt, test_33.txt, test_34.txt, test_35.txt, test_36.txt, test_37.txt, test_38.txt, test_39.txt, test_40.txt, test_41.txt, test_42.txt, test_43.txt, test_44.txt, test_45.txt, test_46.txt, test_47.txt, test_48.txt, test_49.txt, test_50.txt, test_51.txt, test_52.txt, test_53.txt, test_54.txt, test_55.txt, test_56.txt, test_57.txt, test_58.txt, test_59.txt, test_60.txt, test_61.txt, test_62.txt, test_63.txt, test_64.txt, test_65.txt, test_66.txt, test_67.txt, test_68.txt, test_69.txt, test_70.txt
Case Name Status Exec Time Memory
00_sample_01.txt AC 18 ms 3064 KB
00_sample_02.txt AC 17 ms 3064 KB
00_sample_03.txt AC 18 ms 3064 KB
00_sample_04.txt AC 20 ms 3064 KB
test_01.txt AC 18 ms 3064 KB
test_02.txt AC 18 ms 3064 KB
test_03.txt AC 17 ms 3064 KB
test_04.txt AC 17 ms 3064 KB
test_05.txt AC 17 ms 3064 KB
test_06.txt AC 18 ms 3064 KB
test_07.txt AC 18 ms 3064 KB
test_08.txt AC 18 ms 3064 KB
test_09.txt AC 19 ms 3064 KB
test_10.txt AC 18 ms 3064 KB
test_11.txt AC 18 ms 3064 KB
test_12.txt AC 23 ms 3064 KB
test_13.txt AC 17 ms 3064 KB
test_14.txt AC 17 ms 3064 KB
test_15.txt AC 18 ms 3064 KB
test_16.txt AC 19 ms 3064 KB
test_17.txt AC 21 ms 3064 KB
test_18.txt AC 19 ms 3064 KB
test_19.txt AC 24 ms 3064 KB
test_20.txt AC 32 ms 3064 KB
test_21.txt AC 19 ms 3064 KB
test_22.txt AC 25 ms 3064 KB
test_23.txt AC 26 ms 3064 KB
test_24.txt AC 36 ms 3064 KB
test_25.txt AC 17 ms 3064 KB
test_26.txt AC 21 ms 3064 KB
test_27.txt AC 18 ms 3064 KB
test_28.txt AC 17 ms 3064 KB
test_29.txt AC 18 ms 3064 KB
test_30.txt AC 19 ms 3064 KB
test_31.txt AC 25 ms 3064 KB
test_32.txt AC 20 ms 3064 KB
test_33.txt AC 27 ms 3064 KB
test_34.txt AC 21 ms 3064 KB
test_35.txt AC 29 ms 3064 KB
test_36.txt AC 36 ms 3064 KB
test_37.txt AC 20 ms 3064 KB
test_38.txt AC 33 ms 3064 KB
test_39.txt AC 25 ms 3064 KB
test_40.txt AC 20 ms 3064 KB
test_41.txt AC 31 ms 3064 KB
test_42.txt AC 36 ms 3064 KB
test_43.txt AC 20 ms 3064 KB
test_44.txt AC 22 ms 3064 KB
test_45.txt AC 24 ms 3064 KB
test_46.txt AC 29 ms 3064 KB
test_47.txt AC 27 ms 3064 KB
test_48.txt AC 36 ms 3064 KB
test_49.txt AC 21 ms 3064 KB
test_50.txt AC 20 ms 3064 KB
test_51.txt AC 21 ms 3064 KB
test_52.txt AC 21 ms 3064 KB
test_53.txt AC 21 ms 3064 KB
test_54.txt AC 21 ms 3064 KB
test_55.txt AC 22 ms 3064 KB
test_56.txt AC 21 ms 3064 KB
test_57.txt AC 23 ms 3064 KB
test_58.txt AC 26 ms 3064 KB
test_59.txt AC 29 ms 3064 KB
test_60.txt AC 36 ms 3064 KB
test_61.txt AC 36 ms 3064 KB
test_62.txt AC 18 ms 3064 KB
test_63.txt AC 21 ms 3064 KB
test_64.txt AC 21 ms 3064 KB
test_65.txt AC 21 ms 3064 KB
test_66.txt AC 20 ms 3064 KB
test_67.txt AC 20 ms 3064 KB
test_68.txt AC 21 ms 3064 KB
test_69.txt AC 20 ms 3064 KB
test_70.txt AC 21 ms 3064 KB