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답안 #128961

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
128961 2019-07-11T11:24:59 Z EntityIT Bubble Sort 2 (JOI18_bubblesort2) C++14
100 / 100
 2142 ms 89804 KB 
#include<bits/stdc++.h>

using namespace std;

#define pb push_back

const int N = (int)5e5 + 5, Q = N, inf = (int)1e9 + 123;
int n, q, order_q[N], order_a[N];

struct It {
    struct Node {
        int cnt, mx, lz;
        Node (int _cnt = 0, int _mx = -inf, int _lz = 0) : cnt(_cnt), mx(_mx), lz(_lz) {}
        Node operator+ (const Node &_) const { return Node(cnt + _.cnt, max(mx, _.mx), 0); }
    } node[N << 3];
    void true_val (int nd, int Left, int Right) {
        if (!node[nd].lz) return ;
        node[nd].mx += node[nd].lz;
        if (Left != Right) {
            node[nd << 1].lz += node[nd].lz;
            node[nd << 1 | 1].lz += node[nd].lz;
        }
        node[nd].lz = 0;
    }
    void upd_rep (int nd, int Left, int Right, int pos, int val_mx, int val_cnt) {
        true_val(nd, Left, Right);
        if (pos < Left || Right < pos) return ;
        if (Left == Right) {
            node[nd] = Node(val_cnt, val_mx, 0);
            return ;
        }
        int mid = (Left + Right) >> 1;
        upd_rep(nd << 1, Left, mid, pos, val_mx, val_cnt);
        upd_rep(nd << 1 | 1, mid + 1, Right, pos, val_mx, val_cnt);
        node[nd] = node[nd << 1] + node[nd << 1 | 1];
    }
    void upd_add (int nd, int Left, int Right, int l, int r, int val) {
        true_val(nd, Left, Right);
        if (r < Left || Right < l) return ;
        if (l <= Left && Right <= r) {
            node[nd].lz = val; true_val(nd, Left, Right);
            return ;
        }
        int mid = (Left + Right) >> 1;
        upd_add(nd << 1, Left, mid, l, r, val);
        upd_add(nd << 1 | 1, mid + 1, Right, l, r, val);
        node[nd] = node[nd << 1] + node[nd << 1 | 1];
    }
    int get_cnt (int nd, int Left, int Right, int l, int r) {
        true_val(nd, Left, Right);
        if (r < Left || Right < l) return 0;
        if (l <= Left && Right <= r) return node[nd].cnt;
        int mid = (Left + Right) >> 1;
        return get_cnt(nd << 1, Left, mid, l, r) + get_cnt(nd << 1 | 1, mid + 1, Right, l, r);
    }
} it;

struct Vec_ele {
    int val, pos_a, dstnct;
    Vec_ele (int _val = 0, int _pos_a = 0, int _dstnct = 0) : val(_val), pos_a(_pos_a), dstnct(_dstnct) {}
    bool operator< (const Vec_ele &_) const { return make_pair(val, pos_a) < make_pair(_.val, _.pos_a); }
};

vector<int> countScans (vector<int> a, vector<int> x, vector<int> v) {
    n = (int)a.size(); q = (int)x.size();

    vector<Vec_ele> vec;
    for (int i = 0; i < n; ++i) vec.pb( Vec_ele(a[i], i, i) );
    for (int i = 0; i < q; ++i) vec.pb( Vec_ele(v[i], x[i], i + n) );
    sort(vec.begin(), vec.end() );

    for (int i = 0; i < (int)vec.size(); ++i) {
        int pos_a = vec[i].pos_a, dstnct = vec[i].dstnct;
        if (dstnct < n) {
            order_a[dstnct] = i;
            int up_val = pos_a - it.get_cnt(1, 0, (int)vec.size() - 1, 0, i);
            it.upd_rep(1, 0, (int)vec.size() - 1, order_a[dstnct], up_val, 1);
        }
        else order_q[dstnct - n] = i;
    }

    vector<int> ret(q);

    for (int i = 0; i < q; ++i) {
        it.upd_add(1, 0, (int)vec.size() - 1, order_a[ x[i] ], (int)vec.size() - 1, 1);
        it.upd_rep(1, 0, (int)vec.size() - 1, order_a[ x[i] ], -inf, 0);
        order_a[ x[i] ] = order_q[i];
        it.upd_add(1, 0, (int)vec.size() - 1, order_a[ x[i] ], (int)vec.size() - 1, -1);
        int up_val = x[i] - it.get_cnt(1, 0, (int)vec.size() - 1, 0, order_a[ x[i] ]);
        it.upd_rep(1, 0, (int)vec.size() - 1, order_a[ x[i] ], up_val, 1);
        ret[i] = it.node[1].mx;
    }

    return ret;
}

Subtask #1
17.0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 43 ms 47352 KB Output is correct
2 Correct 44 ms 47344 KB Output is correct
3 Correct 47 ms 47480 KB Output is correct
4 Correct 47 ms 47480 KB Output is correct
5 Correct 50 ms 47676 KB Output is correct
6 Correct 47 ms 47560 KB Output is correct
7 Correct 55 ms 47480 KB Output is correct
8 Correct 47 ms 47480 KB Output is correct
9 Correct 47 ms 47480 KB Output is correct
10 Correct 47 ms 47480 KB Output is correct
11 Correct 47 ms 47480 KB Output is correct
12 Correct 47 ms 47480 KB Output is correct
13 Correct 55 ms 47608 KB Output is correct
14 Correct 53 ms 47480 KB Output is correct
15 Correct 47 ms 47480 KB Output is correct
16 Correct 54 ms 47480 KB Output is correct
17 Correct 46 ms 47480 KB Output is correct
18 Correct 47 ms 47480 KB Output is correct

Subtask #2
21.0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 43 ms 47352 KB Output is correct
2 Correct 44 ms 47344 KB Output is correct
3 Correct 47 ms 47480 KB Output is correct
4 Correct 47 ms 47480 KB Output is correct
5 Correct 50 ms 47676 KB Output is correct
6 Correct 47 ms 47560 KB Output is correct
7 Correct 55 ms 47480 KB Output is correct
8 Correct 47 ms 47480 KB Output is correct
9 Correct 47 ms 47480 KB Output is correct
10 Correct 47 ms 47480 KB Output is correct
11 Correct 47 ms 47480 KB Output is correct
12 Correct 47 ms 47480 KB Output is correct
13 Correct 55 ms 47608 KB Output is correct
14 Correct 53 ms 47480 KB Output is correct
15 Correct 47 ms 47480 KB Output is correct
16 Correct 54 ms 47480 KB Output is correct
17 Correct 46 ms 47480 KB Output is correct
18 Correct 47 ms 47480 KB Output is correct
19 Correct 62 ms 48000 KB Output is correct
20 Correct 65 ms 48036 KB Output is correct
21 Correct 62 ms 48052 KB Output is correct
22 Correct 62 ms 48028 KB Output is correct
23 Correct 60 ms 48056 KB Output is correct
24 Correct 61 ms 48056 KB Output is correct
25 Correct 61 ms 48056 KB Output is correct
26 Correct 60 ms 48056 KB Output is correct
27 Correct 59 ms 48056 KB Output is correct
28 Correct 60 ms 48056 KB Output is correct

Subtask #3
22.0 / 22.0

# 결과 실행 시간 메모리 Grader output
1 Correct 61 ms 48356 KB Output is correct
2 Correct 126 ms 49520 KB Output is correct
3 Correct 194 ms 50796 KB Output is correct
4 Correct 178 ms 50928 KB Output is correct
5 Correct 178 ms 50848 KB Output is correct
6 Correct 178 ms 50796 KB Output is correct
7 Correct 178 ms 50796 KB Output is correct
8 Correct 181 ms 50924 KB Output is correct
9 Correct 178 ms 50788 KB Output is correct
10 Correct 168 ms 50924 KB Output is correct
11 Correct 162 ms 50872 KB Output is correct
12 Correct 164 ms 50920 KB Output is correct
13 Correct 162 ms 50924 KB Output is correct
14 Correct 163 ms 50924 KB Output is correct
15 Correct 163 ms 50928 KB Output is correct
16 Correct 157 ms 50840 KB Output is correct
17 Correct 165 ms 50908 KB Output is correct
18 Correct 166 ms 50892 KB Output is correct

Subtask #4
40.0 / 40.0

# 결과 실행 시간 메모리 Grader output
1 Correct 43 ms 47352 KB Output is correct
2 Correct 44 ms 47344 KB Output is correct
3 Correct 47 ms 47480 KB Output is correct
4 Correct 47 ms 47480 KB Output is correct
5 Correct 50 ms 47676 KB Output is correct
6 Correct 47 ms 47560 KB Output is correct
7 Correct 55 ms 47480 KB Output is correct
8 Correct 47 ms 47480 KB Output is correct
9 Correct 47 ms 47480 KB Output is correct
10 Correct 47 ms 47480 KB Output is correct
11 Correct 47 ms 47480 KB Output is correct
12 Correct 47 ms 47480 KB Output is correct
13 Correct 55 ms 47608 KB Output is correct
14 Correct 53 ms 47480 KB Output is correct
15 Correct 47 ms 47480 KB Output is correct
16 Correct 54 ms 47480 KB Output is correct
17 Correct 46 ms 47480 KB Output is correct
18 Correct 47 ms 47480 KB Output is correct
19 Correct 62 ms 48000 KB Output is correct
20 Correct 65 ms 48036 KB Output is correct
21 Correct 62 ms 48052 KB Output is correct
22 Correct 62 ms 48028 KB Output is correct
23 Correct 60 ms 48056 KB Output is correct
24 Correct 61 ms 48056 KB Output is correct
25 Correct 61 ms 48056 KB Output is correct
26 Correct 60 ms 48056 KB Output is correct
27 Correct 59 ms 48056 KB Output is correct
28 Correct 60 ms 48056 KB Output is correct
29 Correct 61 ms 48356 KB Output is correct
30 Correct 126 ms 49520 KB Output is correct
31 Correct 194 ms 50796 KB Output is correct
32 Correct 178 ms 50928 KB Output is correct
33 Correct 178 ms 50848 KB Output is correct
34 Correct 178 ms 50796 KB Output is correct
35 Correct 178 ms 50796 KB Output is correct
36 Correct 181 ms 50924 KB Output is correct
37 Correct 178 ms 50788 KB Output is correct
38 Correct 168 ms 50924 KB Output is correct
39 Correct 162 ms 50872 KB Output is correct
40 Correct 164 ms 50920 KB Output is correct
41 Correct 162 ms 50924 KB Output is correct
42 Correct 163 ms 50924 KB Output is correct
43 Correct 163 ms 50928 KB Output is correct
44 Correct 157 ms 50840 KB Output is correct
45 Correct 165 ms 50908 KB Output is correct
46 Correct 166 ms 50892 KB Output is correct
47 Correct 523 ms 60708 KB Output is correct
48 Correct 1898 ms 86252 KB Output is correct
49 Correct 2041 ms 89548 KB Output is correct
50 Correct 2052 ms 89548 KB Output is correct
51 Correct 2142 ms 89548 KB Output is correct
52 Correct 2071 ms 89580 KB Output is correct
53 Correct 2005 ms 89636 KB Output is correct
54 Correct 1923 ms 89680 KB Output is correct
55 Correct 1991 ms 89680 KB Output is correct
56 Correct 1905 ms 89776 KB Output is correct
57 Correct 1976 ms 89804 KB Output is correct
58 Correct 1914 ms 89652 KB Output is correct
59 Correct 1847 ms 88448 KB Output is correct
60 Correct 1803 ms 88496 KB Output is correct
61 Correct 1804 ms 88396 KB Output is correct
62 Correct 1743 ms 88396 KB Output is correct
63 Correct 1734 ms 88368 KB Output is correct
64 Correct 1768 ms 88156 KB Output is correct
65 Correct 1596 ms 88028 KB Output is correct
66 Correct 1596 ms 88192 KB Output is correct
67 Correct 1640 ms 88140 KB Output is correct