結果

問題 No.1898 Battle and Exchange
コンテスト
ユーザー polylogK
提出日時 2021-12-27 00:54:05
言語 PyPy3
(7.3.15)
結果
AC  
実行時間 607 ms / 5,000 ms
コード長 1,652 bytes
コンパイル時間 363 ms
コンパイル使用メモリ 81,848 KB
実行使用メモリ 105,944 KB
最終ジャッジ日時 2024-11-14 10:07:32
合計ジャッジ時間 23,701 ms
ジャッジサーバーID
（参考情報） 		judge3 / judge4
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 3
other AC * 58
権限があれば一括ダウンロードができます

ソースコード

diff # 

import heapq


def solve(n, m, graph, abc):
    for i in range(n):
        abc[i].sort(reverse=True)

    ans = sum(abc[0]) - 1
    myabc = [ans, 1, 1]
    myabc[1] = abc[0][0]

    v = graph[0][0]
    for to in graph[0]:
        if sum(abc[to]) < sum(abc[v]):
            v = to

    if sum(abc[v]) >= sum(myabc):
        ans += sum(abc[v]) - sum(myabc) + 1

    myabc = [ans, 1, 1]

    q, visit = [], [False] * n
    heapq.heappush(q, (sum(abc[0]), 0))
    visit[0] = True

    while q:
        nowsum, now = heapq.heappop(q)

        if nowsum >= sum(myabc):
            diff = nowsum - sum(myabc) + 1
            if myabc[0] == ans:
                ans += diff
                myabc[0] += diff
            elif myabc[1] == ans:
                ans += diff
                myabc[1] += diff
            elif myabc[2] == ans:
                ans += diff
                myabc[2] += diff
            else:
                ans = myabc[2] + diff
                myabc[2] += diff

        if now == n - 1:
            return ans, 1, 1

        myabc += abc[now]
        myabc.sort(reverse=True)
        myabc = myabc[:3]

        for to in graph[now]:
            if visit[to]:
                continue

            visit[to] = True
            heapq.heappush(q, (sum(abc[to]), to))


if __name__ == '__main__':
    n, m = map(int, input().split())
    graph = [[] for _ in range(n)]

    for _ in range(m):
        u, v = map(int, input().split())
        u -= 1
        v -= 1
        graph[u].append(v)
        graph[v].append(u)

    abc = [list(map(int, input().split())) for _ in range(n)]

    a, b, c = solve(n, m, graph, abc)
    print(a, b, c)
0