結果

問題 No.879 Range Mod 2 Query
ユーザー mkawa2mkawa2
提出日時 2023-03-03 16:18:07
言語 PyPy3
(7.3.15)
結果
TLE  
実行時間 -
コード長 6,751 bytes
コンパイル時間 875 ms
コンパイル使用メモリ 81,656 KB
実行使用メモリ 277,556 KB
最終ジャッジ日時 2023-10-18 01:00:55
合計ジャッジ時間 8,323 ms
ジャッジサーバーID
（参考情報） 		judge13 / judge12
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 42 ms
53,512 KB
testcase_01 AC 202 ms
78,304 KB
testcase_02 AC 219 ms
78,780 KB
testcase_03 AC 220 ms
78,816 KB
testcase_04 AC 248 ms
79,600 KB
testcase_05 AC 145 ms
76,940 KB
testcase_06 AC 73 ms
73,204 KB
testcase_07 AC 228 ms
79,204 KB
testcase_08 AC 231 ms
79,980 KB
testcase_09 AC 112 ms
76,624 KB
testcase_10 AC 173 ms
78,128 KB
testcase_11 TLE -
testcase_12 AC 2,763 ms
245,524 KB
testcase_13 TLE -
testcase_14 TLE -
testcase_15 AC 2,818 ms
253,016 KB
testcase_16 TLE -
testcase_17 -- -
testcase_18 TLE -
testcase_19 AC 2,613 ms
273,324 KB
testcase_20 AC 2,543 ms
271,808 KB
testcase_21 AC 2,692 ms
275,712 KB
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 # 

import sys

# sys.setrecursionlimit(200005)
int1 = lambda x: int(x)-1
pDB = lambda *x: print(*x, end="\n", file=sys.stderr)
p2D = lambda x: print(*x, sep="\n", end="\n\n", file=sys.stderr)
def II(): return int(sys.stdin.readline())
def LI(): return list(map(int, sys.stdin.readline().split()))
def LLI(rows_number): return [LI() for _ in range(rows_number)]
def LI1(): return list(map(int1, sys.stdin.readline().split()))
def LLI1(rows_number): return [LI1() for _ in range(rows_number)]
def SI(): return sys.stdin.readline().rstrip()

dij = [(0, 1), (-1, 0), (0, -1), (1, 0)]
# dij = [(0, 1), (-1, 0), (0, -1), (1, 0), (1, 1), (1, -1), (-1, 1), (-1, -1)]
inf = (1 << 63)-1
# inf = (1 << 31)-1
# md = 10**9+7
md = 998244353

class LazySegTree:
    def __init__(self, op, e, mapping, composition, _id, v):
        self._op = op
        self._e = e
        self._mapping = mapping
        self._composition = composition
        self._id = _id

        if isinstance(v, int):
            v = [e]*v

        self._n = len(v)
        self._log = (self._n-1).bit_length()
        self._size = 1 << self._log
        self._d = [self._e]*(2*self._size)
        self._lz = [self._id]*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, x):
        p += self._size
        for i in range(self._log, 0, -1):
            self._push(p >> i)
        self._d[p] = x
        for i in range(1, self._log+1):
            self._update(p >> i)

    def get(self, p):
        p += self._size
        for i in range(self._log, 0, -1):
            self._push(p >> i)
        return self._d[p]

    def prod(self, left, right):
        if left == right:
            return self._e

        left += self._size
        right += self._size

        for i in range(self._log, 0, -1):
            if ((left >> i) << i) != left:
                self._push(left >> i)
            if ((right >> i) << i) != right:
                self._push(right >> i)

        sml = self._e
        smr = self._e
        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):
        return self._d[1]

    def apply(self, left, right, f):
        if right is None:
            p = left
            p += self._size
            for i in range(self._log, 0, -1):
                self._push(p >> i)
            self._d[p] = self._mapping(f, self._d[p])
            for i in range(1, self._log+1):
                self._update(p >> i)
        else:
            if left == right:
                return

            left += self._size
            right += self._size

            for i in range(self._log, 0, -1):
                if ((left >> i) << i) != left:
                    self._push(left >> i)
                if ((right >> i) << i) != right:
                    self._push((right-1) >> i)

            l2 = left
            r2 = right
            while left < right:
                if left & 1:
                    self._all_apply(left, f)
                    left += 1
                if right & 1:
                    right -= 1
                    self._all_apply(right, f)
                left >>= 1
                right >>= 1
            left = l2
            right = r2

            for i in range(1, self._log+1):
                if ((left >> i) << i) != left:
                    self._update(left >> i)
                if ((right >> i) << i) != right:
                    self._update((right-1) >> i)

    def max_right(self, left, g):
        if left == self._n:
            return self._n

        left += self._size
        for i in range(self._log, 0, -1):
            self._push(left >> i)

        sm = self._e
        first = True
        while first or (left & -left) != left:
            first = False
            while left%2 == 0:
                left >>= 1
            if not g(self._op(sm, self._d[left])):
                while left < self._size:
                    self._push(left)
                    left *= 2
                    if g(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, g):
        if right == 0:
            return 0

        right += self._size
        for i in range(self._log, 0, -1):
            self._push((right-1) >> i)

        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 g(self._op(self._d[right], sm)):
                while right < self._size:
                    self._push(right)
                    right = 2*right+1
                    if g(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):
        self._d[k] = self._op(self._d[2*k], self._d[2*k+1])

    def _all_apply(self, k, f):
        self._d[k] = self._mapping(f, self._d[k])
        if k < self._size:
            self._lz[k] = self._composition(f, self._lz[k])

    def _push(self, k):
        self._all_apply(2*k, self._lz[k])
        self._all_apply(2*k+1, self._lz[k])
        self._lz[k] = self._id

def op(x, y):
    a, b, c = x
    d, e, f = y
    return (a+d, b+e, c+f)

# lazy(f)からtree(x)への操作
def mapping(f, x):
    s, odd, even = x
    add, rev, reset = f
    if reset: s = even if rev else odd
    s += add*(even+odd)
    if rev ^ add & 1: even, odd = odd, even
    return (s, odd, even)

def composition(f, g):
    v1, b1, r1 = f
    v2, b2, r2 = g
    if r1: return (v1, b1 ^ b2 ^ v2 & 1, r1)
    return (v1+v2, b2, r2)

def solve():
    n, q = LI()
    aa = LI()

    seg = LazySegTree(op, (0, 0, 0), mapping, composition, (0, 0, 0), [(a, a & 1, a & 1 ^ 1) for a in aa])

    for _ in range(q):
        t, *lr = LI()
        if t == 1:
            l, r = lr
            l -= 1
            seg.apply(l, r, (0, 0, 1))
        if t == 2:
            l, r, x = lr
            l -= 1
            seg.apply(l, r, (x, 0, 0))
        if t == 3:
            l, r = lr
            l -= 1
            print(seg.prod(l, r)[0])

solve()
0