답안 #146163

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
146163 2019-08-22T12:21:33 Z imeimi2000 Hedgehog Daniyar and Algorithms (IZhO19_sortbooks) C++17
100 / 100
926 ms 100168 KB
#include <iostream>
#include <algorithm>
#include <vector>
#include <tuple>

using namespace std;
typedef pair<int, int> pii;

struct _qs {
    int l, r, k, i;
    void scan(int idx) {
        i = idx;
        cin >> l >> r >> k;
    }
    bool operator<(const _qs &p) const {
        return l > p.l;
    }
} qs[1000000];
bool ans[1000000];

int n, q;
int W[1000001];
int fen[1000001];

void update(int i, int x) {
    while (i <= n) {
        fen[i] = max(fen[i], x);
        i += i & -i;
    }
}

int query(int i) {
    int r = 0;
    while (i) {
        r = max(r, fen[i]);
        i -= i & -i;
    }
    return r;
}

vector<int> R[1000001];

void add(int l, int r) {
    R[l].push_back(r);
}

int main() {
    ios_base::sync_with_stdio(0); cin.tie(0);
    cin >> n >> q;
    for (int i = 1; i <= n; ++i) cin >> W[i];
    vector<int> st;
    for (int i = n; i > 0; --i) {
        while (!st.empty() && W[st.back()] < W[i]) {
            add(i, st.back());
            st.pop_back();
        }
        st.push_back(i);
    }
    for (int i = 0; i < q; ++i) qs[i].scan(i);
    sort(qs, qs + q);
    for (int i = 0, j = n + 1; i < q; ++i) {
        while (qs[i].l < j) {
            for (int k : R[--j]) {
                update(k, W[j] + W[k]);
            }
        }
        ans[qs[i].i] = query(qs[i].r) <= qs[i].k;
    }
    for (int i = 0; i < q; ++i) printf("%d\n", (int)ans[i]);
    return 0;
}
# 결과 실행 시간 메모리 Grader output
1 Correct 24 ms 23800 KB Output is correct
2 Correct 24 ms 23800 KB Output is correct
3 Correct 24 ms 23928 KB Output is correct
4 Correct 24 ms 23800 KB Output is correct
5 Correct 23 ms 23928 KB Output is correct
6 Correct 24 ms 23928 KB Output is correct
7 Correct 24 ms 23928 KB Output is correct
8 Correct 23 ms 23928 KB Output is correct
9 Correct 24 ms 23896 KB Output is correct
10 Correct 24 ms 23836 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 24 ms 23800 KB Output is correct
2 Correct 24 ms 23800 KB Output is correct
3 Correct 24 ms 23928 KB Output is correct
4 Correct 24 ms 23800 KB Output is correct
5 Correct 23 ms 23928 KB Output is correct
6 Correct 24 ms 23928 KB Output is correct
7 Correct 24 ms 23928 KB Output is correct
8 Correct 23 ms 23928 KB Output is correct
9 Correct 24 ms 23896 KB Output is correct
10 Correct 24 ms 23836 KB Output is correct
11 Correct 25 ms 24056 KB Output is correct
12 Correct 26 ms 24184 KB Output is correct
13 Correct 26 ms 24184 KB Output is correct
14 Correct 28 ms 24284 KB Output is correct
15 Correct 29 ms 24312 KB Output is correct
16 Correct 27 ms 24152 KB Output is correct
17 Correct 26 ms 24060 KB Output is correct
18 Correct 26 ms 24056 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 876 ms 98404 KB Output is correct
2 Correct 926 ms 99552 KB Output is correct
3 Correct 892 ms 99320 KB Output is correct
4 Correct 886 ms 99368 KB Output is correct
5 Correct 773 ms 83424 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 97 ms 30204 KB Output is correct
2 Correct 94 ms 30044 KB Output is correct
3 Correct 84 ms 28660 KB Output is correct
4 Correct 87 ms 28660 KB Output is correct
5 Correct 85 ms 28876 KB Output is correct
6 Correct 79 ms 28468 KB Output is correct
7 Correct 80 ms 28536 KB Output is correct
8 Correct 81 ms 28660 KB Output is correct
9 Correct 65 ms 27128 KB Output is correct
10 Correct 81 ms 28600 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 24 ms 23800 KB Output is correct
2 Correct 24 ms 23800 KB Output is correct
3 Correct 24 ms 23928 KB Output is correct
4 Correct 24 ms 23800 KB Output is correct
5 Correct 23 ms 23928 KB Output is correct
6 Correct 24 ms 23928 KB Output is correct
7 Correct 24 ms 23928 KB Output is correct
8 Correct 23 ms 23928 KB Output is correct
9 Correct 24 ms 23896 KB Output is correct
10 Correct 24 ms 23836 KB Output is correct
11 Correct 25 ms 24056 KB Output is correct
12 Correct 26 ms 24184 KB Output is correct
13 Correct 26 ms 24184 KB Output is correct
14 Correct 28 ms 24284 KB Output is correct
15 Correct 29 ms 24312 KB Output is correct
16 Correct 27 ms 24152 KB Output is correct
17 Correct 26 ms 24060 KB Output is correct
18 Correct 26 ms 24056 KB Output is correct
19 Correct 197 ms 38972 KB Output is correct
20 Correct 197 ms 38904 KB Output is correct
21 Correct 188 ms 38856 KB Output is correct
22 Correct 189 ms 38776 KB Output is correct
23 Correct 190 ms 38928 KB Output is correct
24 Correct 167 ms 35656 KB Output is correct
25 Correct 164 ms 35604 KB Output is correct
26 Correct 168 ms 35780 KB Output is correct
27 Correct 168 ms 35772 KB Output is correct
28 Correct 167 ms 35820 KB Output is correct
29 Correct 172 ms 35912 KB Output is correct
30 Correct 171 ms 35948 KB Output is correct
31 Correct 172 ms 35884 KB Output is correct
32 Correct 172 ms 35820 KB Output is correct
33 Correct 174 ms 35912 KB Output is correct
34 Correct 158 ms 35616 KB Output is correct
35 Correct 158 ms 35496 KB Output is correct
36 Correct 155 ms 35316 KB Output is correct
37 Correct 156 ms 35312 KB Output is correct
38 Correct 162 ms 35440 KB Output is correct
39 Correct 161 ms 35436 KB Output is correct
40 Correct 143 ms 33480 KB Output is correct
41 Correct 158 ms 34408 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 24 ms 23800 KB Output is correct
2 Correct 24 ms 23800 KB Output is correct
3 Correct 24 ms 23928 KB Output is correct
4 Correct 24 ms 23800 KB Output is correct
5 Correct 23 ms 23928 KB Output is correct
6 Correct 24 ms 23928 KB Output is correct
7 Correct 24 ms 23928 KB Output is correct
8 Correct 23 ms 23928 KB Output is correct
9 Correct 24 ms 23896 KB Output is correct
10 Correct 24 ms 23836 KB Output is correct
11 Correct 25 ms 24056 KB Output is correct
12 Correct 26 ms 24184 KB Output is correct
13 Correct 26 ms 24184 KB Output is correct
14 Correct 28 ms 24284 KB Output is correct
15 Correct 29 ms 24312 KB Output is correct
16 Correct 27 ms 24152 KB Output is correct
17 Correct 26 ms 24060 KB Output is correct
18 Correct 26 ms 24056 KB Output is correct
19 Correct 876 ms 98404 KB Output is correct
20 Correct 926 ms 99552 KB Output is correct
21 Correct 892 ms 99320 KB Output is correct
22 Correct 886 ms 99368 KB Output is correct
23 Correct 773 ms 83424 KB Output is correct
24 Correct 97 ms 30204 KB Output is correct
25 Correct 94 ms 30044 KB Output is correct
26 Correct 84 ms 28660 KB Output is correct
27 Correct 87 ms 28660 KB Output is correct
28 Correct 85 ms 28876 KB Output is correct
29 Correct 79 ms 28468 KB Output is correct
30 Correct 80 ms 28536 KB Output is correct
31 Correct 81 ms 28660 KB Output is correct
32 Correct 65 ms 27128 KB Output is correct
33 Correct 81 ms 28600 KB Output is correct
34 Correct 197 ms 38972 KB Output is correct
35 Correct 197 ms 38904 KB Output is correct
36 Correct 188 ms 38856 KB Output is correct
37 Correct 189 ms 38776 KB Output is correct
38 Correct 190 ms 38928 KB Output is correct
39 Correct 167 ms 35656 KB Output is correct
40 Correct 164 ms 35604 KB Output is correct
41 Correct 168 ms 35780 KB Output is correct
42 Correct 168 ms 35772 KB Output is correct
43 Correct 167 ms 35820 KB Output is correct
44 Correct 172 ms 35912 KB Output is correct
45 Correct 171 ms 35948 KB Output is correct
46 Correct 172 ms 35884 KB Output is correct
47 Correct 172 ms 35820 KB Output is correct
48 Correct 174 ms 35912 KB Output is correct
49 Correct 158 ms 35616 KB Output is correct
50 Correct 158 ms 35496 KB Output is correct
51 Correct 155 ms 35316 KB Output is correct
52 Correct 156 ms 35312 KB Output is correct
53 Correct 162 ms 35440 KB Output is correct
54 Correct 161 ms 35436 KB Output is correct
55 Correct 143 ms 33480 KB Output is correct
56 Correct 158 ms 34408 KB Output is correct
57 Correct 921 ms 100168 KB Output is correct
58 Correct 902 ms 100064 KB Output is correct
59 Correct 889 ms 100160 KB Output is correct
60 Correct 889 ms 100088 KB Output is correct
61 Correct 893 ms 99928 KB Output is correct
62 Correct 891 ms 100024 KB Output is correct
63 Correct 723 ms 82272 KB Output is correct
64 Correct 722 ms 82072 KB Output is correct
65 Correct 764 ms 83812 KB Output is correct
66 Correct 768 ms 83800 KB Output is correct
67 Correct 764 ms 83888 KB Output is correct
68 Correct 769 ms 84004 KB Output is correct
69 Correct 767 ms 83984 KB Output is correct
70 Correct 788 ms 84020 KB Output is correct
71 Correct 767 ms 83932 KB Output is correct
72 Correct 771 ms 84064 KB Output is correct
73 Correct 691 ms 80608 KB Output is correct
74 Correct 720 ms 81504 KB Output is correct
75 Correct 694 ms 80740 KB Output is correct
76 Correct 699 ms 80736 KB Output is correct
77 Correct 709 ms 80608 KB Output is correct
78 Correct 754 ms 83176 KB Output is correct
79 Correct 614 ms 70248 KB Output is correct
80 Correct 709 ms 78688 KB Output is correct