結果
| 問題 | No.1601 With Animals into Institute | 
| コンテスト | |
| ユーザー |  | 
| 提出日時 | 2024-12-29 17:37:25 | 
| 言語 | PyPy3 (7.3.15) | 
| 結果 | 
                                AC
                                 
                             | 
| 実行時間 | 1,272 ms / 3,000 ms | 
| コード長 | 1,404 bytes | 
| コンパイル時間 | 780 ms | 
| コンパイル使用メモリ | 82,048 KB | 
| 実行使用メモリ | 165,696 KB | 
| 最終ジャッジ日時 | 2024-12-29 17:37:51 | 
| 合計ジャッジ時間 | 20,859 ms | 
| ジャッジサーバーID (参考情報) | judge3 / judge4 | 
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| ファイルパターン | 結果 | 
|---|---|
| sample | AC * 3 | 
| other | AC * 36 | 
ソースコード
## https://yukicoder.me/problems/no/1601
import heapq
MAX_VALUE = 10 ** 18
def main():
    N, M = map(int, input().split())
    edges = []
    for _ in range(M):
        a, b, c, x = map(int, input().split())
        edges.append((a - 1, b - 1, c, x == 1))
    
    # グラフ構築
    next_nodes = [[] for _ in range(2 * N)]
    for a, b, c, x in edges:
        if x == 0:
            next_nodes[a].append((b, c))
            next_nodes[b].append((a, c))
            next_nodes[a + N].append((b + N, c))
            next_nodes[b + N].append((a + N, c))
        else:
            next_nodes[a + N].append((b, c))
            next_nodes[b + N].append((a, c))
            next_nodes[a + N].append((b + N, c))
            next_nodes[b + N].append((a + N, c))
                
    fix = [MAX_VALUE] * (2 * N)
    seen = [MAX_VALUE] * (2 * N)
    seen[2 * N - 1] = 0
    queue = []
    heapq.heappush(queue, (0, 2 * N - 1))
    while len(queue) > 0:
        cost ,v = heapq.heappop(queue)
        if fix[v] < MAX_VALUE:
            continue
        fix[v] = cost
        for w, c in next_nodes[v]:
            if fix[w] < MAX_VALUE:
                continue
            new_cost = c + cost
            if seen[w] > new_cost:
                seen[w] = new_cost
                heapq.heappush(queue, (new_cost, w))
    for i in range(N - 1):
        print(fix[i])
if __name__ == "__main__":
    main()
            
            
            
        