結果
問題 | No.1332 Range Nearest Query |
ユーザー | penguinman |
提出日時 | 2020-12-31 06:35:28 |
言語 | PyPy3 (7.3.15) |
結果 |
AC
|
実行時間 | 1,411 ms / 2,500 ms |
コード長 | 3,967 bytes |
コンパイル時間 | 229 ms |
コンパイル使用メモリ | 82,048 KB |
実行使用メモリ | 140,160 KB |
最終ジャッジ日時 | 2024-04-17 07:57:35 |
合計ジャッジ時間 | 43,112 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge1 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 88 ms
67,712 KB |
testcase_01 | AC | 76 ms
67,712 KB |
testcase_02 | AC | 76 ms
68,096 KB |
testcase_03 | AC | 1,285 ms
131,328 KB |
testcase_04 | AC | 1,273 ms
131,712 KB |
testcase_05 | AC | 1,273 ms
131,456 KB |
testcase_06 | AC | 691 ms
139,392 KB |
testcase_07 | AC | 698 ms
140,032 KB |
testcase_08 | AC | 699 ms
140,032 KB |
testcase_09 | AC | 715 ms
139,904 KB |
testcase_10 | AC | 692 ms
139,648 KB |
testcase_11 | AC | 697 ms
139,776 KB |
testcase_12 | AC | 670 ms
139,520 KB |
testcase_13 | AC | 710 ms
139,776 KB |
testcase_14 | AC | 698 ms
139,520 KB |
testcase_15 | AC | 691 ms
139,776 KB |
testcase_16 | AC | 1,355 ms
139,648 KB |
testcase_17 | AC | 1,365 ms
139,648 KB |
testcase_18 | AC | 1,381 ms
139,904 KB |
testcase_19 | AC | 1,363 ms
139,904 KB |
testcase_20 | AC | 1,354 ms
139,776 KB |
testcase_21 | AC | 1,411 ms
139,648 KB |
testcase_22 | AC | 1,343 ms
139,904 KB |
testcase_23 | AC | 1,334 ms
139,520 KB |
testcase_24 | AC | 1,342 ms
140,160 KB |
testcase_25 | AC | 1,311 ms
139,520 KB |
testcase_26 | AC | 459 ms
139,904 KB |
testcase_27 | AC | 488 ms
139,520 KB |
testcase_28 | AC | 293 ms
84,352 KB |
testcase_29 | AC | 382 ms
84,676 KB |
testcase_30 | AC | 387 ms
84,756 KB |
testcase_31 | AC | 161 ms
83,572 KB |
testcase_32 | AC | 371 ms
84,704 KB |
testcase_33 | AC | 394 ms
84,704 KB |
testcase_34 | AC | 242 ms
83,840 KB |
testcase_35 | AC | 303 ms
84,096 KB |
testcase_36 | AC | 291 ms
84,224 KB |
testcase_37 | AC | 396 ms
84,724 KB |
testcase_38 | AC | 1,058 ms
116,604 KB |
testcase_39 | AC | 488 ms
87,792 KB |
testcase_40 | AC | 1,361 ms
135,552 KB |
testcase_41 | AC | 639 ms
95,128 KB |
testcase_42 | AC | 1,040 ms
114,300 KB |
testcase_43 | AC | 725 ms
102,740 KB |
testcase_44 | AC | 1,082 ms
125,952 KB |
testcase_45 | AC | 1,166 ms
126,436 KB |
testcase_46 | AC | 934 ms
109,460 KB |
testcase_47 | AC | 981 ms
121,296 KB |
ソースコード
# Refernce: https://github.com/Mitarushi/ACL-Python from typing import Callable, TypeVar, List T = TypeVar('T') class SegTree: def __init__(self, v: List[T], op: Callable[[T, T], T], e: Callable[[], T]) -> None: self._n = len(v) self.log = (self._n - 1).bit_length() self.size = 1 << self.log self.d = [e() for _ in range(2 * self.size)] self.op = op self.e = e for i in range(self._n): self.d[self.size + i] = v[i] for i in reversed(range(1, self.size)): self.__update__(i) @classmethod def init_e(cls, n: int, op: Callable[[T, T], T], e: Callable[[], T]) -> 'SegTree': return cls([e() for _ in range(n)], op, e) def set(self, p: int, x: T) -> None: assert 0 <= p < self._n p += self.size self.d[p] = x for i in range(1, self.log + 1): self.__update__(p >> i) def get(self, p: int) -> T: assert 0 <= p < self._n return self.d[p + self.size] def prod(self, l: int, r: int) -> T: assert 0 <= l <= self._n and 0 <= r <= self._n sml = self.e() smr = self.e() l += self.size r += self.size while l < r: if l & 1: sml = self.op(sml, self.d[l]) l += 1 if r & 1: r -= 1 smr = self.op(self.d[r], smr) l >>= 1 r >>= 1 return self.op(sml, smr) def all_prod(self) -> T: return self.d[1] def max_right(self, l: int, f: Callable[[T], bool]): assert 0 <= l <= self._n assert f(self.e()) if l == self._n: return self._n l += self.size sm = self.e() while True: while l % 2 == 0: l >>= 1 if not f(self.op(sm, self.d[l])): while l < self.size: l *= 2 if f(self.op(sm, self.d[l])): sm = self.op(sm, self.d[l]) l += 1 return l - self.size sm = self.op(sm, self.d[l]) l += 1 if (l & -l) == l: return self._n def min_left(self, r: int, f: Callable[[T], bool]): assert 0 <= r <= self._n assert f(self.e()) if r == 0: return 0 r += self.size sm = self.e() while True: r -= 1 while r > 1 and r % 2: r >>= 1 if not f(self.op(self.d[r], sm)): while r < self.size: r = 2 * r + 1 if f(self.op(self.d[r], sm)): sm = self.op(self.d[r], sm) r -= 1 return r + 1 - self.size sm = self.op(self.d[r], sm) if (r & -r) == r: return 0 def __update__(self, k: int) -> None: self.d[k] = self.op(self.d[2 * k], self.d[2 * k + 1]) import sys input=sys.stdin.readline import bisect inf=int(1e9) N=int(input()) A=[-inf]*N X=list(map(int,input().split())) Q=int(input()) ind=[[]for i in range(N)] lef=[0]*Q po=[0]*Q for i in range(Q): l,r,x=map(int, input().split()) ind[r-1].append(i) lef[i]=l-1 po[i]=x ans=[inf]*Q seg=SegTree(A,max,lambda:-inf) Y=sorted(X) for i in range(N): p=bisect.bisect_left(Y,X[i]) seg.set(p,i) for j in range(len(ind[i])): index=ind[i][j] left=lef[index] point=po[index] right=i now=bisect.bisect_left(Y,point) index2=seg.max_right(now,lambda z: z<left) if index2<N and index2>=0 and ans[index]>Y[index2]-point: ans[index]=Y[index2]-point index2=seg.min_left(now,lambda z: z<left) index2-=1 if index2<N and index2>=0 and ans[index]>point-Y[index2]: ans[index]=point-Y[index2] for i in range(Q): print(ans[i])