oj.uz

Submission #681729

# Submission time Handle Problem Language Result Execution time Memory
681729 2023-01-14T00:01:44 Z Hacv16 Hedgehog Daniyar and Algorithms (IZhO19_sortbooks) C++17
100 / 100
 1374 ms 93824 KB 
#include <bits/stdc++.h>
using namespace std;
 
#define fr first
#define sc second

#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
 
typedef long long ll;
const int MAX = 1e6 + 10;
const int INF = 0x3f3f3f3f;

struct Q{
    ll l, k, id;

    Q(ll a = 0, ll b = 0, ll c = 0){
        l = a, k = b, id = c;
    }
};

ll n, m, a[MAX], seg[4 * MAX];
bool resp[MAX];
vector<Q> queries[MAX];

void update(ll i, ll x, ll p, ll l, ll r){
    if(i < l || i > r) return;
    if(l == r){
        seg[p] = max(seg[p], x);
        return;
    }

    ll m = (l + r) >> 1, e = 2 * p, d = e + 1;
    update(i, x, e, l, m); 
    update(i, x, d, m + 1, r);

    seg[p] = max(seg[e], seg[d]);
}

ll query(ll a, ll b, ll p, ll l, ll r){
    if(a > r || b < l) return -INF;
    if(a <= l && r <= b) return seg[p];
    ll m = (l + r) >> 1, e = 2 * p, d = e + 1;
    return max(query(a, b, e, l, m), query(a, b, d, m + 1, r));
}

int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
 
    cin >> n >> m;

    for(int i = 1; i <= n; i++)
        cin >> a[i];

    for(int i = 1; i <= m; i++){
        ll l, r, k; cin >> l >> r >> k;
        queries[r].emplace_back(l, k, i);
    }

    a[0] = INF; 
    stack<int> s; s.push(0);

    for(int i = 1; i <= n; i++){
        while(a[s.top()] <= a[i]) s.pop();

        if(s.top() != 0){
            int idx = s.top();
            update(idx, a[idx] + a[i], 1, 1, n);
        }

        s.push(i);

        for(auto q : queries[i]){
            int l = q.l, k = q.k, idx = q.id;
            resp[idx] = (query(l, i, 1, 1, n) <= k);
        }
    }

    for(int i = 1; i <= m; i++)
        cout << resp[i] << '\n';

    exit(0);
}

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 23764 KB Output is correct
2 Correct 13 ms 23768 KB Output is correct
3 Correct 12 ms 23764 KB Output is correct
4 Correct 14 ms 23764 KB Output is correct
5 Correct 13 ms 23764 KB Output is correct
6 Correct 14 ms 23868 KB Output is correct
7 Correct 14 ms 23764 KB Output is correct
8 Correct 17 ms 23780 KB Output is correct
9 Correct 13 ms 23820 KB Output is correct
10 Correct 13 ms 23820 KB Output is correct

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 23764 KB Output is correct
2 Correct 13 ms 23768 KB Output is correct
3 Correct 12 ms 23764 KB Output is correct
4 Correct 14 ms 23764 KB Output is correct
5 Correct 13 ms 23764 KB Output is correct
6 Correct 14 ms 23868 KB Output is correct
7 Correct 14 ms 23764 KB Output is correct
8 Correct 17 ms 23780 KB Output is correct
9 Correct 13 ms 23820 KB Output is correct
10 Correct 13 ms 23820 KB Output is correct
11 Correct 15 ms 23948 KB Output is correct
12 Correct 17 ms 24096 KB Output is correct
13 Correct 15 ms 24148 KB Output is correct
14 Correct 18 ms 24232 KB Output is correct
15 Correct 23 ms 24276 KB Output is correct
16 Correct 18 ms 24112 KB Output is correct
17 Correct 16 ms 24084 KB Output is correct
18 Correct 18 ms 24108 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1345 ms 85116 KB Output is correct
2 Correct 1319 ms 85964 KB Output is correct
3 Correct 1278 ms 85968 KB Output is correct
4 Correct 1275 ms 85860 KB Output is correct
5 Correct 1085 ms 69616 KB Output is correct

Subtask #4
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 96 ms 32200 KB Output is correct
2 Correct 86 ms 32280 KB Output is correct
3 Correct 81 ms 30168 KB Output is correct
4 Correct 94 ms 30156 KB Output is correct
5 Correct 97 ms 30196 KB Output is correct
6 Correct 67 ms 30028 KB Output is correct
7 Correct 68 ms 30004 KB Output is correct
8 Correct 77 ms 29908 KB Output is correct
9 Correct 52 ms 28300 KB Output is correct
10 Correct 98 ms 29808 KB Output is correct

Subtask #5
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 23764 KB Output is correct
2 Correct 13 ms 23768 KB Output is correct
3 Correct 12 ms 23764 KB Output is correct
4 Correct 14 ms 23764 KB Output is correct
5 Correct 13 ms 23764 KB Output is correct
6 Correct 14 ms 23868 KB Output is correct
7 Correct 14 ms 23764 KB Output is correct
8 Correct 17 ms 23780 KB Output is correct
9 Correct 13 ms 23820 KB Output is correct
10 Correct 13 ms 23820 KB Output is correct
11 Correct 15 ms 23948 KB Output is correct
12 Correct 17 ms 24096 KB Output is correct
13 Correct 15 ms 24148 KB Output is correct
14 Correct 18 ms 24232 KB Output is correct
15 Correct 23 ms 24276 KB Output is correct
16 Correct 18 ms 24112 KB Output is correct
17 Correct 16 ms 24084 KB Output is correct
18 Correct 18 ms 24108 KB Output is correct
19 Correct 223 ms 43264 KB Output is correct
20 Correct 226 ms 43268 KB Output is correct
21 Correct 203 ms 43580 KB Output is correct
22 Correct 178 ms 43656 KB Output is correct
23 Correct 176 ms 43572 KB Output is correct
24 Correct 149 ms 39412 KB Output is correct
25 Correct 148 ms 39524 KB Output is correct
26 Correct 173 ms 39436 KB Output is correct
27 Correct 173 ms 39288 KB Output is correct
28 Correct 179 ms 39180 KB Output is correct
29 Correct 184 ms 38980 KB Output is correct
30 Correct 210 ms 39020 KB Output is correct
31 Correct 196 ms 39068 KB Output is correct
32 Correct 198 ms 38988 KB Output is correct
33 Correct 187 ms 38988 KB Output is correct
34 Correct 136 ms 38856 KB Output is correct
35 Correct 135 ms 38808 KB Output is correct
36 Correct 147 ms 38560 KB Output is correct
37 Correct 133 ms 38688 KB Output is correct
38 Correct 142 ms 38860 KB Output is correct
39 Correct 163 ms 38584 KB Output is correct
40 Correct 139 ms 35416 KB Output is correct
41 Correct 194 ms 37364 KB Output is correct

Subtask #6
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 23764 KB Output is correct
2 Correct 13 ms 23768 KB Output is correct
3 Correct 12 ms 23764 KB Output is correct
4 Correct 14 ms 23764 KB Output is correct
5 Correct 13 ms 23764 KB Output is correct
6 Correct 14 ms 23868 KB Output is correct
7 Correct 14 ms 23764 KB Output is correct
8 Correct 17 ms 23780 KB Output is correct
9 Correct 13 ms 23820 KB Output is correct
10 Correct 13 ms 23820 KB Output is correct
11 Correct 15 ms 23948 KB Output is correct
12 Correct 17 ms 24096 KB Output is correct
13 Correct 15 ms 24148 KB Output is correct
14 Correct 18 ms 24232 KB Output is correct
15 Correct 23 ms 24276 KB Output is correct
16 Correct 18 ms 24112 KB Output is correct
17 Correct 16 ms 24084 KB Output is correct
18 Correct 18 ms 24108 KB Output is correct
19 Correct 1345 ms 85116 KB Output is correct
20 Correct 1319 ms 85964 KB Output is correct
21 Correct 1278 ms 85968 KB Output is correct
22 Correct 1275 ms 85860 KB Output is correct
23 Correct 1085 ms 69616 KB Output is correct
24 Correct 96 ms 32200 KB Output is correct
25 Correct 86 ms 32280 KB Output is correct
26 Correct 81 ms 30168 KB Output is correct
27 Correct 94 ms 30156 KB Output is correct
28 Correct 97 ms 30196 KB Output is correct
29 Correct 67 ms 30028 KB Output is correct
30 Correct 68 ms 30004 KB Output is correct
31 Correct 77 ms 29908 KB Output is correct
32 Correct 52 ms 28300 KB Output is correct
33 Correct 98 ms 29808 KB Output is correct
34 Correct 223 ms 43264 KB Output is correct
35 Correct 226 ms 43268 KB Output is correct
36 Correct 203 ms 43580 KB Output is correct
37 Correct 178 ms 43656 KB Output is correct
38 Correct 176 ms 43572 KB Output is correct
39 Correct 149 ms 39412 KB Output is correct
40 Correct 148 ms 39524 KB Output is correct
41 Correct 173 ms 39436 KB Output is correct
42 Correct 173 ms 39288 KB Output is correct
43 Correct 179 ms 39180 KB Output is correct
44 Correct 184 ms 38980 KB Output is correct
45 Correct 210 ms 39020 KB Output is correct
46 Correct 196 ms 39068 KB Output is correct
47 Correct 198 ms 38988 KB Output is correct
48 Correct 187 ms 38988 KB Output is correct
49 Correct 136 ms 38856 KB Output is correct
50 Correct 135 ms 38808 KB Output is correct
51 Correct 147 ms 38560 KB Output is correct
52 Correct 133 ms 38688 KB Output is correct
53 Correct 142 ms 38860 KB Output is correct
54 Correct 163 ms 38584 KB Output is correct
55 Correct 139 ms 35416 KB Output is correct
56 Correct 194 ms 37364 KB Output is correct
57 Correct 1306 ms 92912 KB Output is correct
58 Correct 1374 ms 92860 KB Output is correct
59 Correct 1180 ms 93824 KB Output is correct
60 Correct 1175 ms 93744 KB Output is correct
61 Correct 1224 ms 93816 KB Output is correct
62 Correct 1272 ms 93764 KB Output is correct
63 Correct 851 ms 93620 KB Output is correct
64 Correct 793 ms 93532 KB Output is correct
65 Correct 982 ms 77600 KB Output is correct
66 Correct 1046 ms 77516 KB Output is correct
67 Correct 980 ms 84608 KB Output is correct
68 Correct 1076 ms 91604 KB Output is correct
69 Correct 1103 ms 91664 KB Output is correct
70 Correct 1029 ms 91624 KB Output is correct
71 Correct 1045 ms 91156 KB Output is correct
72 Correct 1044 ms 90672 KB Output is correct
73 Correct 734 ms 87708 KB Output is correct
74 Correct 654 ms 88192 KB Output is correct
75 Correct 655 ms 87536 KB Output is correct
76 Correct 679 ms 87524 KB Output is correct
77 Correct 621 ms 86616 KB Output is correct
78 Correct 928 ms 89920 KB Output is correct
79 Correct 682 ms 75796 KB Output is correct
80 Correct 953 ms 82808 KB Output is correct