結果

問題 No.945 YKC饅頭
ユーザー brthyyjpbrthyyjp
提出日時 2021-06-03 22:50:08
言語 PyPy3
(7.3.15)
結果
AC  
実行時間 1,977 ms / 2,000 ms
コード長 3,494 bytes
コンパイル時間 166 ms
コンパイル使用メモリ 82,248 KB
実行使用メモリ 144,296 KB
最終ジャッジ日時 2024-04-28 17:52:09
合計ジャッジ時間 50,708 ms
ジャッジサーバーID
（参考情報） 		judge2 / judge4
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
53,164 KB
testcase_01 AC 39 ms
53,040 KB
testcase_02 AC 68 ms
71,164 KB
testcase_03 AC 99 ms
76,236 KB
testcase_04 AC 61 ms
66,776 KB
testcase_05 AC 86 ms
75,496 KB
testcase_06 AC 97 ms
75,904 KB
testcase_07 AC 96 ms
76,072 KB
testcase_08 AC 63 ms
69,696 KB
testcase_09 AC 77 ms
73,960 KB
testcase_10 AC 96 ms
75,876 KB
testcase_11 AC 83 ms
75,280 KB
testcase_12 AC 94 ms
76,196 KB
testcase_13 AC 102 ms
76,232 KB
testcase_14 AC 100 ms
76,636 KB
testcase_15 AC 58 ms
66,380 KB
testcase_16 AC 72 ms
72,912 KB
testcase_17 AC 88 ms
76,312 KB
testcase_18 AC 104 ms
76,476 KB
testcase_19 AC 74 ms
75,704 KB
testcase_20 AC 65 ms
69,680 KB
testcase_21 AC 66 ms
68,680 KB
testcase_22 AC 102 ms
75,760 KB
testcase_23 AC 109 ms
76,152 KB
testcase_24 AC 100 ms
76,036 KB
testcase_25 AC 101 ms
76,664 KB
testcase_26 AC 104 ms
76,428 KB
testcase_27 AC 75 ms
76,112 KB
testcase_28 AC 74 ms
75,760 KB
testcase_29 AC 39 ms
53,104 KB
testcase_30 AC 38 ms
52,940 KB
testcase_31 AC 336 ms
86,092 KB
testcase_32 AC 563 ms
91,656 KB
testcase_33 AC 902 ms
110,240 KB
testcase_34 AC 1,030 ms
112,424 KB
testcase_35 AC 1,680 ms
136,636 KB
testcase_36 AC 801 ms
111,744 KB
testcase_37 AC 798 ms
108,204 KB
testcase_38 AC 849 ms
109,092 KB
testcase_39 AC 609 ms
96,060 KB
testcase_40 AC 838 ms
106,296 KB
testcase_41 AC 509 ms
91,992 KB
testcase_42 AC 1,261 ms
122,532 KB
testcase_43 AC 667 ms
107,928 KB
testcase_44 AC 1,409 ms
128,836 KB
testcase_45 AC 1,260 ms
128,464 KB
testcase_46 AC 372 ms
90,632 KB
testcase_47 AC 1,044 ms
111,176 KB
testcase_48 AC 327 ms
84,828 KB
testcase_49 AC 712 ms
98,600 KB
testcase_50 AC 1,397 ms
130,116 KB
testcase_51 AC 1,958 ms
143,656 KB
testcase_52 AC 1,964 ms
143,892 KB
testcase_53 AC 1,934 ms
143,776 KB
testcase_54 AC 1,977 ms
144,296 KB
testcase_55 AC 1,956 ms
143,460 KB
testcase_56 AC 625 ms
104,792 KB
testcase_57 AC 577 ms
104,628 KB
testcase_58 AC 1,388 ms
130,340 KB
testcase_59 AC 1,443 ms
136,748 KB
testcase_60 AC 1,003 ms
114,604 KB
testcase_61 AC 1,285 ms
131,384 KB
testcase_62 AC 1,340 ms
130,088 KB
testcase_63 AC 668 ms
105,408 KB
testcase_64 AC 989 ms
114,976 KB
testcase_65 AC 1,007 ms
112,292 KB
testcase_66 AC 996 ms
113,056 KB
testcase_67 AC 1,123 ms
121,644 KB
testcase_68 AC 978 ms
115,780 KB
testcase_69 AC 844 ms
108,100 KB
testcase_70 AC 880 ms
108,184 KB
testcase_71 AC 889 ms
107,968 KB
testcase_72 AC 1,075 ms
118,064 KB
testcase_73 AC 1,385 ms
135,188 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 RUQ
    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 is None:
                continue
            self.lazy[2*i] = self.lazy[2*i+1] = self.seg[2*i] = self.seg[2*i+1] = v
            self.lazy[i] = None

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

    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(self.seg[L], res)
                L += 1
            L = L >> 1
            R = R >> 1
        return res

    def __str__(self): # for debug
        arr = [self.query(i,i+1) for i in range(self.n)]
        return str(arr)

import sys
import io, os
input = sys.stdin.readline

INF = 10**18

def main():
    n, m = map(int, input().split())

    segy = LazySegTree([INF]*n, INF, None, min)
    segk = LazySegTree([INF]*n, INF, None, min)
    segc = LazySegTree([INF]*n, INF, None, min)

    Q = []
    for i in range(m):
        l, r, t = map(str, input().split())
        l, r = int(l), int(r)
        l, r = l-1, r-1
        Q.append((l, r, t))

    for i in reversed(range(m)):
        l, r, t = Q[i]
        if t == 'Y':
            segy.update(l, r+1, i)
        if t == 'K':
            segk.update(l, r+1, i)
        if t == 'C':
            segc.update(l, r+1, i)

    y = 0
    k = 0
    c = 0
    for i in range(n):
        yi = segy.query(i, i+1)
        ki = segk.query(i, i+1)
        ci = segc.query(i, i+1)
        if yi < ki and yi < ci:
            y += 1
        if ki < yi and ki < ci:
            k += 1
        if ci < yi and ci < ki:
            c += 1
    print(y, k, c)

if __name__ == '__main__':
    main()
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