結果
| 問題 |
No.3072 Speedrun Query
|
| コンテスト | |
| ユーザー |
norioc
|
| 提出日時 | 2025-03-22 07:08:29 |
| 言語 | PyPy3 (7.3.15) |
| 結果 |
AC
|
| 実行時間 | 1,097 ms / 2,500 ms |
| コード長 | 1,465 bytes |
| コンパイル時間 | 436 ms |
| コンパイル使用メモリ | 82,432 KB |
| 実行使用メモリ | 169,460 KB |
| 最終ジャッジ日時 | 2025-03-22 07:08:51 |
| 合計ジャッジ時間 | 20,703 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 * 1 |
| other | AC * 21 |
ソースコード
from collections import deque
from itertools import pairwise
INF = 1 << 60
N, KA, KB = map(int, input().split())
A = list(map(lambda x: int(x)-1, input().split()))
B = list(map(lambda x: int(x)-1, input().split()))
def calc_warp_dists(warps: list[int]) -> list[int]:
dists = [INF] * N
q = deque()
for wi in warps:
q.append(wi)
dists[wi] = 0
while q:
wi = q.popleft()
if wi > 0 and dists[wi-1] > dists[wi] + 1:
dists[wi-1] = dists[wi] + 1
q.append(wi-1)
if wi+1 < N and dists[wi+1] > dists[wi] + 1:
dists[wi+1] = dists[wi] + 1
q.append(wi+1)
return dists
a_warp_dists = calc_warp_dists(A)
b_warp_dists = calc_warp_dists(B)
ab_warp_dist = INF # ワープ A, B 間の最短距離
ws = [(a, 0) for a in A] + [(b, 1) for b in B]
for (x, xt), (y, yt) in pairwise(sorted(ws)):
if xt != yt:
ab_warp_dist = min(ab_warp_dist, y - x)
def solve(s: int, t: int) -> int:
# S -> T
x1 = t - s
# S -> A -> T
x2 = a_warp_dists[s] + a_warp_dists[t]
# S -> B -> T
x3 = b_warp_dists[s] + b_warp_dists[t]
# S -> A -> B -> T
x4 = a_warp_dists[s] + ab_warp_dist + b_warp_dists[t]
# S -> B -> A -> T
x5 = b_warp_dists[s] + ab_warp_dist + a_warp_dists[t]
return min(x1, x2, x3, x4, x5)
Q = int(input())
for _ in range(Q):
s, t = map(lambda x: int(x)-1, input().split())
res = solve(s, t)
print(res)
norioc