#841321 (Python3) No.2220 Range Insert & Point Mex

提出ソース

結果

問題	No.2220 Range Insert & Point Mex
ユーザー	ニックネーム
提出日時	2023-02-17 22:59:27
言語	Python3 (3.12.2 + numpy 1.26.4 + scipy 1.12.0)
結果	WA
実行時間	-
コード長	4,871 bytes
コンパイル時間	421 ms
コンパイル使用メモリ	11,420 KB
実行使用メモリ	56,020 KB
最終ジャッジ日時	2023-09-26 20:21:58
合計ジャッジ時間	37,503 ms
ジャッジサーバーID （参考情報）	judge11 / judge13

このコードへのチャレンジ
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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	34 ms 10,204 KB
testcase_01	AC	34 ms 10,348 KB
testcase_02	AC	33 ms 10,236 KB
testcase_03	AC	35 ms 10,236 KB
testcase_04	AC	34 ms 10,216 KB
testcase_05	AC	34 ms 10,272 KB
testcase_06	AC	34 ms 10,244 KB
testcase_07	AC	34 ms 10,412 KB
testcase_08	AC	34 ms 10,300 KB
testcase_09	AC	34 ms 10,276 KB
testcase_10	AC	34 ms 10,360 KB
testcase_11	AC	34 ms 10,356 KB
testcase_12	AC	35 ms 10,356 KB
testcase_13	AC	1,512 ms 50,208 KB
testcase_14	AC	1,520 ms 50,112 KB
testcase_15	AC	1,534 ms 50,084 KB
testcase_16	AC	1,536 ms 50,196 KB
testcase_17	AC	1,554 ms 50,164 KB
testcase_18	AC	1,540 ms 49,380 KB
testcase_19	AC	1,543 ms 50,196 KB
testcase_20	AC	1,386 ms 36,692 KB
testcase_21	AC	1,375 ms 36,640 KB
testcase_22	AC	1,376 ms 36,644 KB
testcase_23	WA	-
testcase_24	AC	935 ms 46,220 KB
testcase_25	WA	-
testcase_26	WA	-
testcase_27	WA	-
testcase_28	WA	-
testcase_29	AC	783 ms 27,952 KB
testcase_30	AC	780 ms 27,888 KB
testcase_31	AC	1,445 ms 46,804 KB
testcase_32	AC	1,209 ms 42,356 KB
testcase_33	AC	1,486 ms 44,672 KB
testcase_34	AC	1,461 ms 45,508 KB
testcase_35	AC	1,771 ms 47,600 KB
testcase_36	AC	1,454 ms 45,252 KB
testcase_37	AC	1,800 ms 47,856 KB
testcase_38	TLE	-

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ソースコード

raw source code

# https://github.com/tatyam-prime/SortedSet/blob/main/SortedSet.py
import math
from bisect import bisect_left, bisect_right
from typing import Generic, Iterable, Iterator, TypeVar, Optional, List
T = TypeVar('T')

class SortedSet(Generic[T]):
    BUCKET_RATIO = 50
    REBUILD_RATIO = 170

    def _build(self, a=None) -> None:
        "Evenly divide `a` into buckets."
        if a is None: a = list(self)
        size = self.size = len(a)
        bucket_size = int(math.ceil(math.sqrt(size / self.BUCKET_RATIO)))
        self.a = [a[size * i // bucket_size : size * (i + 1) // bucket_size] for i in range(bucket_size)]
    
    def __init__(self, a: Iterable[T] = []) -> None:
        "Make a new SortedSet from iterable. / O(N) if sorted and unique / O(N log N)"
        a = list(a)
        if not all(a[i] < a[i + 1] for i in range(len(a) - 1)):
            a = sorted(set(a))
        self._build(a)

    def __iter__(self) -> Iterator[T]:
        for i in self.a:
            for j in i: yield j

    def __reversed__(self) -> Iterator[T]:
        for i in reversed(self.a):
            for j in reversed(i): yield j
    
    def __len__(self) -> int:
        return self.size
    
    def __repr__(self) -> str:
        return "SortedSet" + str(self.a)
    
    def __str__(self) -> str:
        s = str(list(self))
        return "{" + s[1 : len(s) - 1] + "}"

    def _find_bucket(self, x: T) -> List[T]:
        "Find the bucket which should contain x. self must not be empty."
        for a in self.a:
            if x <= a[-1]: return a
        return a

    def __contains__(self, x: T) -> bool:
        if self.size == 0: return False
        a = self._find_bucket(x)
        i = bisect_left(a, x)
        return i != len(a) and a[i] == x

    def add(self, x: T) -> bool:
        "Add an element and return True if added. / O(√N)"
        if self.size == 0:
            self.a = [[x]]
            self.size = 1
            return True
        a = self._find_bucket(x)
        i = bisect_left(a, x)
        if i != len(a) and a[i] == x: return False
        a.insert(i, x)
        self.size += 1
        if len(a) > len(self.a) * self.REBUILD_RATIO:
            self._build()
        return True

    def discard(self, x: T) -> bool:
        "Remove an element and return True if removed. / O(√N)"
        if self.size == 0: return False
        a = self._find_bucket(x)
        i = bisect_left(a, x)
        if i == len(a) or a[i] != x: return False
        a.pop(i)
        self.size -= 1
        if len(a) == 0: self._build()
        return True
    
    def lt(self, x: T) -> Optional[T]:
        "Find the largest element < x, or None if it doesn't exist."
        for a in reversed(self.a):
            if a[0] < x:
                return a[bisect_left(a, x) - 1]

    def le(self, x: T) -> Optional[T]:
        "Find the largest element <= x, or None if it doesn't exist."
        for a in reversed(self.a):
            if a[0] <= x:
                return a[bisect_right(a, x) - 1]

    def gt(self, x: T) -> Optional[T]:
        "Find the smallest element > x, or None if it doesn't exist."
        for a in self.a:
            if a[-1] > x:
                return a[bisect_right(a, x)]

    def ge(self, x: T) -> Optional[T]:
        "Find the smallest element >= x, or None if it doesn't exist."
        for a in self.a:
            if a[-1] >= x:
                return a[bisect_left(a, x)]
    
    def __getitem__(self, x: int) -> T:
        "Return the x-th element, or IndexError if it doesn't exist."
        if x < 0: x += self.size
        if x < 0: raise IndexError
        for a in self.a:
            if x < len(a): return a[x]
            x -= len(a)
        raise IndexError
    
    def index(self, x: T) -> int:
        "Count the number of elements < x."
        ans = 0
        for a in self.a:
            if a[-1] >= x:
                return ans + bisect_left(a, x)
            ans += len(a)
        return ans

    def index_right(self, x: T) -> int:
        "Count the number of elements <= x."
        ans = 0
        for a in self.a:
            if a[-1] > x:
                return ans + bisect_right(a, x)
            ans += len(a)
        return ans
    
n = int(input())
alr = [[(0,0),(10**9+1,10**9+1)] for _ in range(n+1)]
for _ in range(n):
    l,r,a = map(int,input().split())
    if a<=n: alr[a].append((l,r))
ans = [0]*int(input())
x = list(map(int,input().split()))
d = {v:i for i,v in enumerate(x)}
ss = SortedSet(x)
for a in range(n):
    lr = []
    for l,r in sorted(alr[a]):
        if not lr or lr[-1][1]+1<l: lr.append([l,r])
        else: lr[-1][1] = max(lr[-1][1],r)
    for (_,r),(l,_) in zip(lr[:-1],lr[1:]):
        jl = ss.index_right(r)
        jr = ss.index(l)-1
        for j in range(jr,jl-1,-1):
            v = ss[j]
            ss.discard(v)
            ans[d[v]] = a
print(*ans,sep="\n")

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結果

テストケース

ソースコード