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Submission #874437

# Submission time Handle Problem Language Result Execution time Memory
874437 2023-11-17T03:44:04 Z sleepntsheep Hedgehog Daniyar and Algorithms (IZhO19_sortbooks) C++17
100 / 100
 1645 ms 75160 KB 
#include <iostream>
#include <stack>
#include <cstring>
#include <vector>
#include <algorithm>
#include <deque>
#include <set>
#include <utility>
#include <array>

using namespace std;
#define ALL(x) x.begin(), x.end()
#define ShinLena cin.tie(nullptr)->sync_with_stdio(false);
using ll = long long;
#define N 1000005

int n, m, a[N], t[N<<1], d[N<<1], e[N];
array<int, 4> b[N];

void push(int v, int l, int r)
{
    if (!d[v]) return;
    t[v] += d[v];
    if (l ^ r)
    {
        int m = (l+r)/2, vl=v+1, vr=v+(m-l+1)*2;
        d[vl] += d[v], d[vr] += d[v];
    }
    d[v] = 0;
}

void add(int x, int y, int k, int v, int l, int r)
{
    push(v, l, r);
    if (y < l || r < x) return;
    if (x <= l && r <= y) { d[v] = k; push(v, l, r); return; }
    int m = (l+r)/2, vl=v+1, vr=v+(m-l+1)*2;
    add(x, y, k, vl, l, m);
    add(x, y, k, vr, m+1, r);
    t[v] = max(t[vl], t[vr]);
}

int query(int x, int y, int v, int l, int r)
{
    push(v, l, r);
    if (y < l || r < x) return 0;
    if (x <= l && r <= y) return t[v];
    int m = (l+r)/2, vl=v+1, vr=v+(m-l+1)*2;
    return max(query(x, y, vl, l, m), query(x, y, vr, m+1, r));
}

std::stack<int> s;

int main()
{
    ShinLena;
    cin >> n >> m;
    for (int i = 1; i <= n; ++i) cin >> a[i];
    for (int i = 0; i < m; ++i) cin >> b[i][0] >> b[i][1] >> b[i][2], b[i][3] = i;
    sort(b, b+m);

    s.push(n+1); a[n+1] = 1e9+1;
    int j = m-1;
    for (int i = n; i >= 1; --i)
    {
        while (s.size() && a[s.top()] < a[i])
        {
            int x = s.top();
            s.pop();
            add(x, x, a[x], 0, 1, n);
            add(x+1, s.top() - 1, -a[x], 0, 1, n);
        }
        add(i+1, s.top() - 1, a[i], 0, 1, n);
        s.push(i);
        for (; j >= 0 && b[j][0] == i; --j) e[b[j][3]] = b[j][2] >= query(i+1, b[j][1], 0, 1, n);
    }
    for (int i = 0; i < m; ++i) cout << e[i] << '\n';

    return 0;
}

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 6488 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 1 ms 6492 KB Output is correct
4 Correct 2 ms 6612 KB Output is correct
5 Correct 1 ms 4444 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 2 ms 4440 KB Output is correct
8 Correct 1 ms 4444 KB Output is correct
9 Correct 1 ms 4444 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 6488 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 1 ms 6492 KB Output is correct
4 Correct 2 ms 6612 KB Output is correct
5 Correct 1 ms 4444 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 2 ms 4440 KB Output is correct
8 Correct 1 ms 4444 KB Output is correct
9 Correct 1 ms 4444 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct
11 Correct 3 ms 4700 KB Output is correct
12 Correct 6 ms 4956 KB Output is correct
13 Correct 5 ms 4700 KB Output is correct
14 Correct 7 ms 6876 KB Output is correct
15 Correct 6 ms 4852 KB Output is correct
16 Correct 5 ms 4700 KB Output is correct
17 Correct 4 ms 4700 KB Output is correct
18 Correct 5 ms 4700 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1608 ms 41644 KB Output is correct
2 Correct 1586 ms 74304 KB Output is correct
3 Correct 1632 ms 74304 KB Output is correct
4 Correct 1623 ms 74268 KB Output is correct
5 Correct 1068 ms 70596 KB Output is correct

Subtask #4
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 123 ms 9808 KB Output is correct
2 Correct 122 ms 11580 KB Output is correct
3 Correct 84 ms 10112 KB Output is correct
4 Correct 89 ms 10148 KB Output is correct
5 Correct 86 ms 10044 KB Output is correct
6 Correct 84 ms 9852 KB Output is correct
7 Correct 84 ms 9812 KB Output is correct
8 Correct 103 ms 9968 KB Output is correct
9 Correct 41 ms 8284 KB Output is correct
10 Correct 97 ms 9960 KB Output is correct

Subtask #5
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 6488 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 1 ms 6492 KB Output is correct
4 Correct 2 ms 6612 KB Output is correct
5 Correct 1 ms 4444 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 2 ms 4440 KB Output is correct
8 Correct 1 ms 4444 KB Output is correct
9 Correct 1 ms 4444 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct
11 Correct 3 ms 4700 KB Output is correct
12 Correct 6 ms 4956 KB Output is correct
13 Correct 5 ms 4700 KB Output is correct
14 Correct 7 ms 6876 KB Output is correct
15 Correct 6 ms 4852 KB Output is correct
16 Correct 5 ms 4700 KB Output is correct
17 Correct 4 ms 4700 KB Output is correct
18 Correct 5 ms 4700 KB Output is correct
19 Correct 286 ms 20912 KB Output is correct
20 Correct 272 ms 20904 KB Output is correct
21 Correct 265 ms 18940 KB Output is correct
22 Correct 267 ms 20564 KB Output is correct
23 Correct 263 ms 18776 KB Output is correct
24 Correct 192 ms 17948 KB Output is correct
25 Correct 180 ms 17768 KB Output is correct
26 Correct 189 ms 18004 KB Output is correct
27 Correct 189 ms 18108 KB Output is correct
28 Correct 196 ms 17892 KB Output is correct
29 Correct 189 ms 18172 KB Output is correct
30 Correct 190 ms 18084 KB Output is correct
31 Correct 193 ms 18180 KB Output is correct
32 Correct 197 ms 18004 KB Output is correct
33 Correct 191 ms 18004 KB Output is correct
34 Correct 189 ms 17744 KB Output is correct
35 Correct 179 ms 17692 KB Output is correct
36 Correct 180 ms 17500 KB Output is correct
37 Correct 175 ms 17492 KB Output is correct
38 Correct 190 ms 17700 KB Output is correct
39 Correct 201 ms 17000 KB Output is correct
40 Correct 163 ms 15696 KB Output is correct
41 Correct 210 ms 16728 KB Output is correct

Subtask #6
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 6488 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 1 ms 6492 KB Output is correct
4 Correct 2 ms 6612 KB Output is correct
5 Correct 1 ms 4444 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 2 ms 4440 KB Output is correct
8 Correct 1 ms 4444 KB Output is correct
9 Correct 1 ms 4444 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct
11 Correct 3 ms 4700 KB Output is correct
12 Correct 6 ms 4956 KB Output is correct
13 Correct 5 ms 4700 KB Output is correct
14 Correct 7 ms 6876 KB Output is correct
15 Correct 6 ms 4852 KB Output is correct
16 Correct 5 ms 4700 KB Output is correct
17 Correct 4 ms 4700 KB Output is correct
18 Correct 5 ms 4700 KB Output is correct
19 Correct 1608 ms 41644 KB Output is correct
20 Correct 1586 ms 74304 KB Output is correct
21 Correct 1632 ms 74304 KB Output is correct
22 Correct 1623 ms 74268 KB Output is correct
23 Correct 1068 ms 70596 KB Output is correct
24 Correct 123 ms 9808 KB Output is correct
25 Correct 122 ms 11580 KB Output is correct
26 Correct 84 ms 10112 KB Output is correct
27 Correct 89 ms 10148 KB Output is correct
28 Correct 86 ms 10044 KB Output is correct
29 Correct 84 ms 9852 KB Output is correct
30 Correct 84 ms 9812 KB Output is correct
31 Correct 103 ms 9968 KB Output is correct
32 Correct 41 ms 8284 KB Output is correct
33 Correct 97 ms 9960 KB Output is correct
34 Correct 286 ms 20912 KB Output is correct
35 Correct 272 ms 20904 KB Output is correct
36 Correct 265 ms 18940 KB Output is correct
37 Correct 267 ms 20564 KB Output is correct
38 Correct 263 ms 18776 KB Output is correct
39 Correct 192 ms 17948 KB Output is correct
40 Correct 180 ms 17768 KB Output is correct
41 Correct 189 ms 18004 KB Output is correct
42 Correct 189 ms 18108 KB Output is correct
43 Correct 196 ms 17892 KB Output is correct
44 Correct 189 ms 18172 KB Output is correct
45 Correct 190 ms 18084 KB Output is correct
46 Correct 193 ms 18180 KB Output is correct
47 Correct 197 ms 18004 KB Output is correct
48 Correct 191 ms 18004 KB Output is correct
49 Correct 189 ms 17744 KB Output is correct
50 Correct 179 ms 17692 KB Output is correct
51 Correct 180 ms 17500 KB Output is correct
52 Correct 175 ms 17492 KB Output is correct
53 Correct 190 ms 17700 KB Output is correct
54 Correct 201 ms 17000 KB Output is correct
55 Correct 163 ms 15696 KB Output is correct
56 Correct 210 ms 16728 KB Output is correct
57 Correct 1645 ms 74792 KB Output is correct
58 Correct 1562 ms 74988 KB Output is correct
59 Correct 1489 ms 74968 KB Output is correct
60 Correct 1497 ms 75160 KB Output is correct
61 Correct 1502 ms 74864 KB Output is correct
62 Correct 1513 ms 74772 KB Output is correct
63 Correct 967 ms 69736 KB Output is correct
64 Correct 973 ms 69712 KB Output is correct
65 Correct 1036 ms 71012 KB Output is correct
66 Correct 1030 ms 71364 KB Output is correct
67 Correct 1078 ms 71320 KB Output is correct
68 Correct 1109 ms 70876 KB Output is correct
69 Correct 1062 ms 71256 KB Output is correct
70 Correct 1059 ms 71304 KB Output is correct
71 Correct 1117 ms 71216 KB Output is correct
72 Correct 1078 ms 71200 KB Output is correct
73 Correct 961 ms 67924 KB Output is correct
74 Correct 966 ms 68860 KB Output is correct
75 Correct 951 ms 67792 KB Output is correct
76 Correct 951 ms 67924 KB Output is correct
77 Correct 949 ms 67992 KB Output is correct
78 Correct 1168 ms 66304 KB Output is correct
79 Correct 803 ms 53336 KB Output is correct
80 Correct 1281 ms 65892 KB Output is correct