oj.uz

답안 #720116

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
720116 2023-04-07T12:48:16 Z Cyanmond Pilot (NOI19_pilot) C++17
100 / 100
 677 ms 60448 KB 
#line 1 "main.cpp"
#include <bits/stdc++.h>

#line 1 "ProCon/cp_library/atcoder/segtree.hpp"



#line 7 "ProCon/cp_library/atcoder/segtree.hpp"

#line 1 "ProCon/cp_library/atcoder/internal_bit.hpp"



#ifdef _MSC_VER
#include <intrin.h>
#endif

namespace atcoder {

namespace internal {

// @param n `0 <= n`
// @return minimum non-negative `x` s.t. `n <= 2**x`
int ceil_pow2(int n) {
    int x = 0;
    while ((1U << x) < (unsigned int)(n)) x++;
    return x;
}

// @param n `1 <= n`
// @return minimum non-negative `x` s.t. `(n & (1 << x)) != 0`
constexpr int bsf_constexpr(unsigned int n) {
    int x = 0;
    while (!(n & (1 << x))) x++;
    return x;
}

// @param n `1 <= n`
// @return minimum non-negative `x` s.t. `(n & (1 << x)) != 0`
int bsf(unsigned int n) {
#ifdef _MSC_VER
    unsigned long index;
    _BitScanForward(&index, n);
    return index;
#else
    return __builtin_ctz(n);
#endif
}

}  // namespace internal

}  // namespace atcoder


#line 9 "ProCon/cp_library/atcoder/segtree.hpp"

namespace atcoder {

template <class S, S (*op)(S, S), S (*e)()> struct segtree {
  public:
    segtree() : segtree(0) {}
    explicit segtree(int n) : segtree(std::vector<S>(n, e())) {}
    explicit segtree(const std::vector<S>& v) : _n(int(v.size())) {
        log = internal::ceil_pow2(_n);
        size = 1 << log;
        d = std::vector<S>(2 * size, e());
        for (int i = 0; i < _n; i++) d[size + i] = v[i];
        for (int i = size - 1; i >= 1; i--) {
            update(i);
        }
    }

    void set(int p, S x) {
        assert(0 <= p && p < _n);
        p += size;
        d[p] = x;
        for (int i = 1; i <= log; i++) update(p >> i);
    }

    S get(int p) const {
        assert(0 <= p && p < _n);
        return d[p + size];
    }

    S prod(int l, int r) const {
        assert(0 <= l && l <= r && r <= _n);
        S sml = e(), smr = e();
        l += size;
        r += size;

        while (l < r) {
            if (l & 1) sml = op(sml, d[l++]);
            if (r & 1) smr = op(d[--r], smr);
            l >>= 1;
            r >>= 1;
        }
        return op(sml, smr);
    }

    S all_prod() const { return d[1]; }

    template <bool (*f)(S)> int max_right(int l) const {
        return max_right(l, [](S x) { return f(x); });
    }
    template <class F> int max_right(int l, F f) const {
        assert(0 <= l && l <= _n);
        assert(f(e()));
        if (l == _n) return _n;
        l += size;
        S sm = e();
        do {
            while (l % 2 == 0) l >>= 1;
            if (!f(op(sm, d[l]))) {
                while (l < size) {
                    l = (2 * l);
                    if (f(op(sm, d[l]))) {
                        sm = op(sm, d[l]);
                        l++;
                    }
                }
                return l - size;
            }
            sm = op(sm, d[l]);
            l++;
        } while ((l & -l) != l);
        return _n;
    }

    template <bool (*f)(S)> int min_left(int r) const {
        return min_left(r, [](S x) { return f(x); });
    }
    template <class F> int min_left(int r, F f) const {
        assert(0 <= r && r <= _n);
        assert(f(e()));
        if (r == 0) return 0;
        r += size;
        S sm = e();
        do {
            r--;
            while (r > 1 && (r % 2)) r >>= 1;
            if (!f(op(d[r], sm))) {
                while (r < size) {
                    r = (2 * r + 1);
                    if (f(op(d[r], sm))) {
                        sm = op(d[r], sm);
                        r--;
                    }
                }
                return r + 1 - size;
            }
            sm = op(d[r], sm);
        } while ((r & -r) != r);
        return 0;
    }

  private:
    int _n, size, log;
    std::vector<S> d;

    void update(int k) { d[k] = op(d[2 * k], d[2 * k + 1]); }
};

}  // namespace atcoder


#line 4 "main.cpp"
int op(int a, int b) {
    return a + b;
}
int e() {
    return 0;
}

using i64 = long long;

i64 c2(i64 x) {
    return x * (x + 1) / 2;
}

void solve() {
    int N, Q;
    std::cin >> N >> Q;
    std::vector<int> H(N), Y(Q);
    for (auto &e : H) std::cin >> e;
    for (auto &e : Y) std::cin >> e;
    std::vector<std::pair<int, int>> queries(Q);
    for (int i = 0; i < Q; ++i) queries[i] = {Y[i], i};
    std::sort(queries.begin(), queries.end());
    std::vector<std::pair<int, int>> mountains(N);
    for (int i = 0; i < N; ++i) mountains[i] = {H[i], i};
    std::sort(mountains.begin(), mountains.end());

    atcoder::segtree<int, op, e> seg(N + 2);
    seg.set(0, 1);
    seg.set(N + 1, 1);
    int j = 0;
    for (int i = 0; i < N; ++i) seg.set(i + 1, 1);
    std::vector<i64> answer(Q);
    i64 countFlights = 0;
    for (int i = 0; i < N; ++i) {
        while (j != Q and queries[j].first < mountains[i].first) {
            answer[queries[j].second] = countFlights;
            ++j;
        }
        const int m = mountains[i].second + 1;
        const int r = seg.max_right(m + 1, [](int x) {
            return x == 0;
        });
        const int l = seg.min_left(m, [](int x) {
            return x == 0;
        }) - 1;
        seg.set(m, 0);
        countFlights -= c2(r - m - 1);
        countFlights -= c2(m - l - 1);
        countFlights += c2(r - l - 1);
    }
    while (j != Q) {
        answer[queries[j].second] = countFlights;
        ++j;
    }
    for (const auto e : answer) std::cout << e << '\n';
}

int main() {
    std::ios::sync_with_stdio(false);
    std::cin.tie(nullptr);
    solve();
}

Subtask #1
3.0 / 3.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct

Subtask #3
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct

Subtask #4
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct

Subtask #5
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 29 ms 2880 KB Output is correct
2 Correct 26 ms 2900 KB Output is correct
3 Correct 30 ms 2772 KB Output is correct
4 Correct 25 ms 2644 KB Output is correct
5 Correct 28 ms 2772 KB Output is correct

Subtask #6
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 49 ms 5212 KB Output is correct
2 Correct 49 ms 5324 KB Output is correct
3 Correct 49 ms 5208 KB Output is correct
4 Correct 51 ms 5224 KB Output is correct
5 Correct 49 ms 5148 KB Output is correct

Subtask #7
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 53 ms 5096 KB Output is correct
2 Correct 51 ms 5172 KB Output is correct
3 Correct 50 ms 5224 KB Output is correct
4 Correct 54 ms 5192 KB Output is correct
5 Correct 59 ms 5444 KB Output is correct

Subtask #8
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 29 ms 2880 KB Output is correct
12 Correct 26 ms 2900 KB Output is correct
13 Correct 30 ms 2772 KB Output is correct
14 Correct 25 ms 2644 KB Output is correct
15 Correct 28 ms 2772 KB Output is correct
16 Correct 28 ms 2700 KB Output is correct
17 Correct 28 ms 2856 KB Output is correct
18 Correct 30 ms 2908 KB Output is correct
19 Correct 32 ms 2744 KB Output is correct
20 Correct 28 ms 2748 KB Output is correct
21 Correct 25 ms 2772 KB Output is correct
22 Correct 26 ms 2700 KB Output is correct
23 Correct 26 ms 2904 KB Output is correct
24 Correct 26 ms 2688 KB Output is correct
25 Correct 27 ms 2740 KB Output is correct

Subtask #9
11.0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 29 ms 2880 KB Output is correct
27 Correct 26 ms 2900 KB Output is correct
28 Correct 30 ms 2772 KB Output is correct
29 Correct 25 ms 2644 KB Output is correct
30 Correct 28 ms 2772 KB Output is correct
31 Correct 49 ms 5212 KB Output is correct
32 Correct 49 ms 5324 KB Output is correct
33 Correct 49 ms 5208 KB Output is correct
34 Correct 51 ms 5224 KB Output is correct
35 Correct 49 ms 5148 KB Output is correct
36 Correct 53 ms 5096 KB Output is correct
37 Correct 51 ms 5172 KB Output is correct
38 Correct 50 ms 5224 KB Output is correct
39 Correct 54 ms 5192 KB Output is correct
40 Correct 59 ms 5444 KB Output is correct
41 Correct 28 ms 2700 KB Output is correct
42 Correct 28 ms 2856 KB Output is correct
43 Correct 30 ms 2908 KB Output is correct
44 Correct 32 ms 2744 KB Output is correct
45 Correct 28 ms 2748 KB Output is correct
46 Correct 25 ms 2772 KB Output is correct
47 Correct 26 ms 2700 KB Output is correct
48 Correct 26 ms 2904 KB Output is correct
49 Correct 26 ms 2688 KB Output is correct
50 Correct 27 ms 2740 KB Output is correct
51 Correct 51 ms 5204 KB Output is correct
52 Correct 57 ms 4968 KB Output is correct
53 Correct 62 ms 5120 KB Output is correct
54 Correct 48 ms 4952 KB Output is correct
55 Correct 56 ms 5140 KB Output is correct

Subtask #10
11.0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 29 ms 2880 KB Output is correct
27 Correct 26 ms 2900 KB Output is correct
28 Correct 30 ms 2772 KB Output is correct
29 Correct 25 ms 2644 KB Output is correct
30 Correct 28 ms 2772 KB Output is correct
31 Correct 49 ms 5212 KB Output is correct
32 Correct 49 ms 5324 KB Output is correct
33 Correct 49 ms 5208 KB Output is correct
34 Correct 51 ms 5224 KB Output is correct
35 Correct 49 ms 5148 KB Output is correct
36 Correct 53 ms 5096 KB Output is correct
37 Correct 51 ms 5172 KB Output is correct
38 Correct 50 ms 5224 KB Output is correct
39 Correct 54 ms 5192 KB Output is correct
40 Correct 59 ms 5444 KB Output is correct
41 Correct 28 ms 2700 KB Output is correct
42 Correct 28 ms 2856 KB Output is correct
43 Correct 30 ms 2908 KB Output is correct
44 Correct 32 ms 2744 KB Output is correct
45 Correct 28 ms 2748 KB Output is correct
46 Correct 25 ms 2772 KB Output is correct
47 Correct 26 ms 2700 KB Output is correct
48 Correct 26 ms 2904 KB Output is correct
49 Correct 26 ms 2688 KB Output is correct
50 Correct 27 ms 2740 KB Output is correct
51 Correct 51 ms 5204 KB Output is correct
52 Correct 57 ms 4968 KB Output is correct
53 Correct 62 ms 5120 KB Output is correct
54 Correct 48 ms 4952 KB Output is correct
55 Correct 56 ms 5140 KB Output is correct
56 Correct 669 ms 46492 KB Output is correct
57 Correct 652 ms 58524 KB Output is correct
58 Correct 612 ms 56088 KB Output is correct
59 Correct 616 ms 57060 KB Output is correct
60 Correct 677 ms 60448 KB Output is correct