結果
| 問題 |
No.899 γatheree
|
| コンテスト | |
| ユーザー |
qwewe
|
| 提出日時 | 2025-05-14 13:21:22 |
| 言語 | PyPy3 (7.3.15) |
| 結果 |
TLE
|
| 実行時間 | - |
| コード長 | 1,387 bytes |
| コンパイル時間 | 188 ms |
| コンパイル使用メモリ | 82,212 KB |
| 実行使用メモリ | 270,448 KB |
| 最終ジャッジ日時 | 2025-05-14 13:23:52 |
| 合計ジャッジ時間 | 9,799 ms |
|
ジャッジサーバーID (参考情報) |
judge4 / judge1 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 1 |
| other | AC * 20 TLE * 1 -- * 2 |
ソースコード
import sys
def main():
N = int(sys.stdin.readline())
adj = [[] for _ in range(N)]
for _ in range(N - 1):
u, v = map(int, sys.stdin.readline().split())
adj[u].append(v)
adj[v].append(u)
fairies = list(map(int, sys.stdin.readline().split()))
Q_count = int(sys.stdin.readline())
output_lines = []
for _ in range(Q_count):
x_query = int(sys.stdin.readline())
nodes_to_affect = set()
# Add x_query (distance 0)
nodes_to_affect.add(x_query)
# Add direct neighbors of x_query (distance 1)
# Also, for each direct neighbor, add its neighbors (these form distance 2 candidates)
for neighbor_of_x in adj[x_query]:
nodes_to_affect.add(neighbor_of_x)
# Add neighbors of this neighbor_of_x
for neighbor_of_neighbor in adj[neighbor_of_x]:
nodes_to_affect.add(neighbor_of_neighbor)
total_fairies_at_x_query_after_move = 0
for node_v in nodes_to_affect:
total_fairies_at_x_query_after_move += fairies[node_v]
fairies[node_v] = 0
fairies[x_query] = total_fairies_at_x_query_after_move
output_lines.append(str(fairies[x_query]))
sys.stdout.write("\n".join(output_lines) + "\n")
if __name__ == '__main__':
main()
qwewe