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답안 #1040439

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1040439 2024-08-01T04:13:55 Z vjudge1 Hedgehog Daniyar and Algorithms (IZhO19_sortbooks) C++17
100 / 100
 717 ms 104020 KB 
#include <bits/stdc++.h>
 
using namespace std;
int t[4000005], res[1000005], a[1000005];
vector<int> g[1000005];
struct QUERY
{
    int r, x, num;
};
vector<QUERY> v[1000005];
void update(int v, int tl, int tr, int l, int r, int x) 
{
    if (l > r) return;
    if (tl == l && tr == r) 
	{
        t[v] = max(t[v], x);
        return;
    }
    t[v * 2] = max(t[v * 2], t[v]);
    t[v * 2 + 1] = max(t[v * 2 + 1], t[v]);
    int mid = (tl + tr) / 2;
    update(v * 2, tl, mid, l, min(r, mid), x);
    update(v * 2 + 1, mid + 1, tr, max(l, mid + 1), r, x);
}
int sum(int v, int tl, int tr, int x) 
{
    if (tl == tr) 
        return t[v];
    t[v * 2] = max(t[v * 2], t[v]);
    t[v * 2 + 1] = max(t[v * 2 + 1], t[v]);
    int mid = (tl + tr) / 2;
    if (mid >= x) return sum(v * 2, tl, mid, x);
    return sum(v * 2 + 1, mid + 1, tr, x);
}
int main() 
{
    ios::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);
    int n, q;
    cin >> n >> q;
    stack<pair<int, int>> s;
    for (int i = 1; i <= n; i++) 
	{
        cin >> a[i];
        while (!s.empty() && (s.top()).first <= a[i]) 
            s.pop();
        if (!s.empty()) 
            g[(s.top()).second].push_back(i);
        s.push({a[i], i});
    }
    for (int i = 1; i <= q; i++) 
	{
        int l, r, k;
        cin >> l >> r >> k;
        v[l].push_back({r, k, i});
    }
    for (int i = n; i >= 1; i--) 
	{
        for (int w : g[i]) 
            update(1, 1, n, w, n, a[i] + a[w]);
        for (auto w : v[i]) 
            if (sum(1, 1, n, w.r) <= w.x) 
                res[w.num] = 1;
    }
    for (int i = 1; i <= q; i++) 
		cout << res[i] << '\n';
	return 0;
}

Subtask #1
8.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 8 ms 49756 KB Output is correct
2 Correct 9 ms 49752 KB Output is correct
3 Correct 8 ms 49908 KB Output is correct
4 Correct 7 ms 49752 KB Output is correct
5 Correct 7 ms 49756 KB Output is correct
6 Correct 7 ms 49756 KB Output is correct
7 Correct 7 ms 49920 KB Output is correct
8 Correct 7 ms 49756 KB Output is correct
9 Correct 7 ms 49756 KB Output is correct
10 Correct 7 ms 49752 KB Output is correct

Subtask #2
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 8 ms 49756 KB Output is correct
2 Correct 9 ms 49752 KB Output is correct
3 Correct 8 ms 49908 KB Output is correct
4 Correct 7 ms 49752 KB Output is correct
5 Correct 7 ms 49756 KB Output is correct
6 Correct 7 ms 49756 KB Output is correct
7 Correct 7 ms 49920 KB Output is correct
8 Correct 7 ms 49756 KB Output is correct
9 Correct 7 ms 49756 KB Output is correct
10 Correct 7 ms 49752 KB Output is correct
11 Correct 8 ms 49756 KB Output is correct
12 Correct 9 ms 50104 KB Output is correct
13 Correct 9 ms 50012 KB Output is correct
14 Correct 10 ms 50012 KB Output is correct
15 Correct 10 ms 50008 KB Output is correct
16 Correct 9 ms 50076 KB Output is correct
17 Correct 8 ms 50012 KB Output is correct
18 Correct 10 ms 50012 KB Output is correct

Subtask #3
13.0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 711 ms 102020 KB Output is correct
2 Correct 717 ms 102280 KB Output is correct
3 Correct 694 ms 101968 KB Output is correct
4 Correct 654 ms 101968 KB Output is correct
5 Correct 530 ms 87216 KB Output is correct

Subtask #4
17.0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 54 ms 54864 KB Output is correct
2 Correct 52 ms 54608 KB Output is correct
3 Correct 39 ms 52820 KB Output is correct
4 Correct 40 ms 53084 KB Output is correct
5 Correct 41 ms 53332 KB Output is correct
6 Correct 34 ms 49756 KB Output is correct
7 Correct 33 ms 49748 KB Output is correct
8 Correct 44 ms 53132 KB Output is correct
9 Correct 25 ms 51476 KB Output is correct
10 Correct 41 ms 52988 KB Output is correct

Subtask #5
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 8 ms 49756 KB Output is correct
2 Correct 9 ms 49752 KB Output is correct
3 Correct 8 ms 49908 KB Output is correct
4 Correct 7 ms 49752 KB Output is correct
5 Correct 7 ms 49756 KB Output is correct
6 Correct 7 ms 49756 KB Output is correct
7 Correct 7 ms 49920 KB Output is correct
8 Correct 7 ms 49756 KB Output is correct
9 Correct 7 ms 49756 KB Output is correct
10 Correct 7 ms 49752 KB Output is correct
11 Correct 8 ms 49756 KB Output is correct
12 Correct 9 ms 50104 KB Output is correct
13 Correct 9 ms 50012 KB Output is correct
14 Correct 10 ms 50012 KB Output is correct
15 Correct 10 ms 50008 KB Output is correct
16 Correct 9 ms 50076 KB Output is correct
17 Correct 8 ms 50012 KB Output is correct
18 Correct 10 ms 50012 KB Output is correct
19 Correct 126 ms 64020 KB Output is correct
20 Correct 114 ms 64152 KB Output is correct
21 Correct 102 ms 63572 KB Output is correct
22 Correct 103 ms 63484 KB Output is correct
23 Correct 109 ms 63572 KB Output is correct
24 Correct 73 ms 58328 KB Output is correct
25 Correct 83 ms 58360 KB Output is correct
26 Correct 82 ms 59052 KB Output is correct
27 Correct 79 ms 59220 KB Output is correct
28 Correct 91 ms 59476 KB Output is correct
29 Correct 85 ms 60788 KB Output is correct
30 Correct 104 ms 60736 KB Output is correct
31 Correct 86 ms 60752 KB Output is correct
32 Correct 84 ms 60572 KB Output is correct
33 Correct 85 ms 60760 KB Output is correct
34 Correct 68 ms 57684 KB Output is correct
35 Correct 82 ms 57684 KB Output is correct
36 Correct 69 ms 57624 KB Output is correct
37 Correct 68 ms 57684 KB Output is correct
38 Correct 68 ms 57664 KB Output is correct
39 Correct 83 ms 61236 KB Output is correct
40 Correct 80 ms 58884 KB Output is correct
41 Correct 86 ms 60492 KB Output is correct

Subtask #6
23.0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 8 ms 49756 KB Output is correct
2 Correct 9 ms 49752 KB Output is correct
3 Correct 8 ms 49908 KB Output is correct
4 Correct 7 ms 49752 KB Output is correct
5 Correct 7 ms 49756 KB Output is correct
6 Correct 7 ms 49756 KB Output is correct
7 Correct 7 ms 49920 KB Output is correct
8 Correct 7 ms 49756 KB Output is correct
9 Correct 7 ms 49756 KB Output is correct
10 Correct 7 ms 49752 KB Output is correct
11 Correct 8 ms 49756 KB Output is correct
12 Correct 9 ms 50104 KB Output is correct
13 Correct 9 ms 50012 KB Output is correct
14 Correct 10 ms 50012 KB Output is correct
15 Correct 10 ms 50008 KB Output is correct
16 Correct 9 ms 50076 KB Output is correct
17 Correct 8 ms 50012 KB Output is correct
18 Correct 10 ms 50012 KB Output is correct
19 Correct 711 ms 102020 KB Output is correct
20 Correct 717 ms 102280 KB Output is correct
21 Correct 694 ms 101968 KB Output is correct
22 Correct 654 ms 101968 KB Output is correct
23 Correct 530 ms 87216 KB Output is correct
24 Correct 54 ms 54864 KB Output is correct
25 Correct 52 ms 54608 KB Output is correct
26 Correct 39 ms 52820 KB Output is correct
27 Correct 40 ms 53084 KB Output is correct
28 Correct 41 ms 53332 KB Output is correct
29 Correct 34 ms 49756 KB Output is correct
30 Correct 33 ms 49748 KB Output is correct
31 Correct 44 ms 53132 KB Output is correct
32 Correct 25 ms 51476 KB Output is correct
33 Correct 41 ms 52988 KB Output is correct
34 Correct 126 ms 64020 KB Output is correct
35 Correct 114 ms 64152 KB Output is correct
36 Correct 102 ms 63572 KB Output is correct
37 Correct 103 ms 63484 KB Output is correct
38 Correct 109 ms 63572 KB Output is correct
39 Correct 73 ms 58328 KB Output is correct
40 Correct 83 ms 58360 KB Output is correct
41 Correct 82 ms 59052 KB Output is correct
42 Correct 79 ms 59220 KB Output is correct
43 Correct 91 ms 59476 KB Output is correct
44 Correct 85 ms 60788 KB Output is correct
45 Correct 104 ms 60736 KB Output is correct
46 Correct 86 ms 60752 KB Output is correct
47 Correct 84 ms 60572 KB Output is correct
48 Correct 85 ms 60760 KB Output is correct
49 Correct 68 ms 57684 KB Output is correct
50 Correct 82 ms 57684 KB Output is correct
51 Correct 69 ms 57624 KB Output is correct
52 Correct 68 ms 57684 KB Output is correct
53 Correct 68 ms 57664 KB Output is correct
54 Correct 83 ms 61236 KB Output is correct
55 Correct 80 ms 58884 KB Output is correct
56 Correct 86 ms 60492 KB Output is correct
57 Correct 697 ms 104016 KB Output is correct
58 Correct 710 ms 104020 KB Output is correct
59 Correct 644 ms 102132 KB Output is correct
60 Correct 625 ms 102116 KB Output is correct
61 Correct 615 ms 101928 KB Output is correct
62 Correct 609 ms 101972 KB Output is correct
63 Correct 333 ms 73936 KB Output is correct
64 Correct 349 ms 74068 KB Output is correct
65 Correct 467 ms 81596 KB Output is correct
66 Correct 468 ms 81612 KB Output is correct
67 Correct 455 ms 81756 KB Output is correct
68 Correct 530 ms 87892 KB Output is correct
69 Correct 539 ms 87752 KB Output is correct
70 Correct 540 ms 86608 KB Output is correct
71 Correct 526 ms 86608 KB Output is correct
72 Correct 522 ms 86612 KB Output is correct
73 Correct 315 ms 72828 KB Output is correct
74 Correct 323 ms 72784 KB Output is correct
75 Correct 312 ms 72976 KB Output is correct
76 Correct 313 ms 72780 KB Output is correct
77 Correct 318 ms 72916 KB Output is correct
78 Correct 478 ms 89340 KB Output is correct
79 Correct 343 ms 78396 KB Output is correct
80 Correct 479 ms 86720 KB Output is correct