結果

問題 No.1234 典型RMQ
ユーザー brthyyjpbrthyyjp
提出日時 2020-09-19 04:33:32
言語 PyPy3
(7.3.15)
結果
AC  
実行時間 500 ms / 2,000 ms
コード長 2,847 bytes
コンパイル時間 346 ms
コンパイル使用メモリ 82,176 KB
実行使用メモリ 99,968 KB
最終ジャッジ日時 2024-04-26 11:23:12
合計ジャッジ時間 12,417 ms
ジャッジサーバーID
(参考情報)
judge1 / judge2
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 41 ms
52,480 KB
testcase_01 AC 40 ms
52,864 KB
testcase_02 AC 40 ms
52,608 KB
testcase_03 AC 41 ms
52,992 KB
testcase_04 AC 40 ms
52,736 KB
testcase_05 AC 40 ms
52,608 KB
testcase_06 AC 492 ms
94,592 KB
testcase_07 AC 426 ms
80,716 KB
testcase_08 AC 500 ms
99,712 KB
testcase_09 AC 470 ms
88,832 KB
testcase_10 AC 496 ms
97,792 KB
testcase_11 AC 478 ms
94,336 KB
testcase_12 AC 455 ms
87,296 KB
testcase_13 AC 425 ms
81,052 KB
testcase_14 AC 472 ms
87,552 KB
testcase_15 AC 454 ms
85,376 KB
testcase_16 AC 499 ms
97,536 KB
testcase_17 AC 448 ms
87,936 KB
testcase_18 AC 417 ms
80,556 KB
testcase_19 AC 485 ms
99,968 KB
testcase_20 AC 309 ms
97,664 KB
testcase_21 AC 483 ms
94,464 KB
testcase_22 AC 442 ms
99,584 KB
testcase_23 AC 450 ms
99,584 KB
testcase_24 AC 433 ms
99,584 KB
testcase_25 AC 432 ms
99,584 KB
testcase_26 AC 433 ms
99,456 KB
testcase_27 AC 40 ms
52,736 KB
testcase_28 AC 41 ms
52,352 KB
testcase_29 AC 40 ms
52,480 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 #

class LazySegTree:
    # RMQ and RAQ
    def __init__(self, init_val, seg_ide, lazy_ide, segfunc):
        self.n = len(init_val)
        self.num = 2**(self.n-1).bit_length()

        self.seg_ide = seg_ide
        self.lazy_ide = lazy_ide

        self.segfunc = segfunc

        # seg, lazy: 1-indexed
        self.seg = [seg_ide]*2*self.num
        for i in range(self.n):
            self.seg[i+self.num] = init_val[i]
        for i in range(self.num-1, 0, -1):
            self.seg[i] = self.segfunc(self.seg[2*i], self.seg[2*i+1])

        self.lazy = [lazy_ide]*2*self.num

    def gindex(self, l, r):
        # l, r: 1-indexed
        L = l + self.num
        R = r + self.num
        lm = (L // (L & -L)) >> 1
        rm = (R // (R & -R)) >> 1
        while L < R:
            if R <= rm:
                yield R
            if L <= lm:
                yield L
            L = L >> 1
            R = R >> 1
        while L:
            yield L
            L = L >> 1

    def propagate(self, *ids):
        # ids: 1-indexed
        for i in reversed(ids):
            v = self.lazy[i]
            if v == self.lazy_ide:
                continue
            self.lazy[2*i] += v
            self.lazy[2*i+1] += v
            self.seg[2*i] += v
            self.seg[2*i+1] += v
            self.lazy[i] = self.lazy_ide

    def update(self, l, r, x):
        # l, r: 0-indexed
        # add x to [l, r)
        L = l + self.num
        R = r + self.num
        while L < R:
            if R & 1:
                R -= 1
                self.lazy[R] += x
                self.seg[R] += x
            if L & 1:
                self.lazy[L] += x
                self.seg[L] += x
                L += 1
            L = L >> 1
            R = R >> 1
        for i in self.gindex(l, r):
            # i: 1-indexed
            self.seg[i] = self.segfunc(self.seg[2*i], self.seg[2*i+1]) + self.lazy[i]

    def query(self, l, r):
        # l, r: 0-indexed
        # query for [l, r)
        if r <= l:
            return self.seg_ide

        self.propagate(*self.gindex(l, r))
        L = l + self.num
        R = r + self.num
        res = self.seg_ide
        while L < R:
            if R & 1:
                R -= 1
                res = self.segfunc(res, self.seg[R])
            if L & 1:
                res = self.segfunc(res, self.seg[L])
                L += 1
            L = L >> 1
            R = R >> 1
        return res

INF = 10**18

import sys
import io, os
#input = sys.stdin.buffer.readline
input = io.BytesIO(os.read(0,os.fstat(0).st_size)).readline

n = int(input())
A = list(map(int,input().split()))

seg = LazySegTree(A, INF, 0, min)

q = int(input())

for i in range(q):
    k, l, r, c = map(int, input().split())
    l, r = l-1, r-1
    if k == 1:
        seg.update(l, r+1, c)
    else:
        print(seg.query(l, r+1))
0