結果

問題 No.877 Range ReLU Query
ユーザー ntuda
提出日時 2025-01-02 13:39:27
言語 PyPy3
(7.3.15)
結果
AC  
実行時間 1,080 ms / 2,000 ms
コード長 4,098 bytes
コンパイル時間 707 ms
コンパイル使用メモリ 82,048 KB
実行使用メモリ 123,916 KB
最終ジャッジ日時 2025-01-02 13:39:44
合計ジャッジ時間 13,298 ms
ジャッジサーバーID
（参考情報） 		judge1 / judge3
このコードへのチャレンジ
（要ログイン）
ファイルパターン 結果
sample AC * 1
other AC * 20
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

import typing
def _ceil_pow2(n: int) -> int:
    x = 0
    while (1 << x) < n:
        x += 1
    return x
def _bsf(n: int) -> int:
    x = 0
    while n % 2 == 0:
        x += 1
        n //= 2
    return x
class SegTree:
    def __init__(self,
                 op: typing.Callable[[typing.Any, typing.Any], typing.Any],
                 e: typing.Any,
                 v: typing.Union[int, typing.List[typing.Any]]) -> None:
        self._op = op
        self._e = e
        if isinstance(v, int):
            v = [e] * v
        self._n = len(v)
        self._log = _ceil_pow2(self._n)
        self._size = 1 << self._log
        self._d = [e] * (2 * self._size)
        for i in range(self._n):
            self._d[self._size + i] = v[i]
        for i in range(self._size - 1, 0, -1):
            self._update(i)
    def set(self, p: int, x: typing.Any) -> 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) -> typing.Any:
        assert 0 <= p < self._n
        return self._d[p + self._size]
    def prod(self, left: int, right: int) -> typing.Any:
        assert 0 <= left <= right <= self._n
        sml = self._e
        smr = self._e
        left += self._size
        right += self._size
        while left < right:
            if left & 1:
                sml = self._op(sml, self._d[left])
                left += 1
            if right & 1:
                right -= 1
                smr = self._op(self._d[right], smr)
            left >>= 1
            right >>= 1
        return self._op(sml, smr)
    def all_prod(self) -> typing.Any:
        return self._d[1]
    def max_right(self, left: int,
                  f: typing.Callable[[typing.Any], bool]) -> int:
        assert 0 <= left <= self._n
        assert f(self._e)
        if left == self._n:
            return self._n
        left += self._size
        sm = self._e
        first = True
        while first or (left & -left) != left:
            first = False
            while left % 2 == 0:
                left >>= 1
            if not f(self._op(sm, self._d[left])):
                while left < self._size:
                    left *= 2
                    if f(self._op(sm, self._d[left])):
                        sm = self._op(sm, self._d[left])
                        left += 1
                return left - self._size
            sm = self._op(sm, self._d[left])
            left += 1
        return self._n
    def min_left(self, right: int,
                 f: typing.Callable[[typing.Any], bool]) -> int:
        assert 0 <= right <= self._n
        assert f(self._e)
        if right == 0:
            return 0
        right += self._size
        sm = self._e
        first = True
        while first or (right & -right) != right:
            first = False
            right -= 1
            while right > 1 and right % 2:
                right >>= 1
            if not f(self._op(self._d[right], sm)):
                while right < self._size:
                    right = 2 * right + 1
                    if f(self._op(self._d[right], sm)):
                        sm = self._op(self._d[right], sm)
                        right -= 1
                return right + 1 - self._size
            sm = self._op(self._d[right], sm)
        return 0
    def _update(self, k: int) -> None:
        self._d[k] = self._op(self._d[2 * k], self._d[2 * k + 1])
N, Q = map(int, input().split())
A = list(map(int, input().split()))
ST1 = SegTree(lambda x, y: x + y, 0, [0] * N)
ST2 = SegTree(lambda x, y: x + y, 0, [0] * N)
A2 = []
for i, a in enumerate(A):
    A2.append((a, 0, i))
for i in range(Q):
    _, l, r, x = map(int, input().split())
    A2.append((x, 1, i, l, r))
A2.sort(reverse=True)
ans = [0] * Q
for i in range(len(A2)):
    if A2[i][1] == 0:
        a, _, id = A2[i]
        ST1.set(id, a)
        ST2.set(id, 1)
    else:
        x, _, id, l, r = A2[i]
        ans[id] = ST1.prod(l-1,r) - x * ST2.prod(l-1,r)
for a in ans:
    print(a)
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
0