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답안 #1112302

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1112302 2024-11-14T03:26:42 Z Icelast Hedgehog Daniyar and Algorithms (IZhO19_sortbooks) C++17
100 / 100
 1088 ms 109384 KB 
#include <iostream>
#include <bits/stdc++.h>
#define ll long long
using namespace std;
const ll maxn = 2*1e5+5, INF = 4e18+9;
struct SegmentTree{
    struct Node{
        ll mx = 0;
    };
    vector<Node> T;
    int n, N;
    SegmentTree(int n) : n(n){
        N = 1;
        while(N < n) N*=2;
        T.resize(N*2+1);
    };
    void upd(int i, ll x){
        auto upd = [&](auto upd, int node, int low, int high, int i, ll x) -> void{
            if(low == high){
                T[node].mx = max(T[node].mx, x);
                return;
            }
            int mid = (low+high)/2;
            if(i <= mid){
                upd(upd, node*2, low, mid, i, x);
            }else{
                upd(upd, node*2+1, mid+1, high, i, x);
            }
            T[node].mx = max(T[node*2].mx, T[node*2+1].mx);
        };
        upd(upd, 1, 1, N, i, x);
    }
    ll get_max(int l, int r){
        auto get_max = [&](auto get_max, int node, int low, int high, int l, int r) -> ll{
            if(low > r || l > high) return 0;
            if(low >= l && r >= high) return T[node].mx;
            int mid = (low+high)/2;
            return max(get_max(get_max, node*2, low, mid, l, r), get_max(get_max, node*2+1, mid+1, high, l, r));
        };
        return get_max(get_max, 1, 1, N, l, r);
    }
};
struct que{
    int l, r, k, id;
};
void solve(){
    int n, Q;
    cin >> n >> Q;
    vector<int> a(n+1);
    for(int i = 1; i <= n; i++){
        cin >> a[i];
    }
    vector<vector<que>> sweep(n+1);
    for(int i = 1; i <= Q; i++){
        int l, r, k, id;
        cin >> l >> r >> k;
        id = i;
        sweep[r].push_back({l, r, k, id});
    }
    stack<int> st;
    SegmentTree T(n+1);
    vector<int> ans(Q+1);
    for(int i = 1; i <= n; i++){
        while(!st.empty() && a[st.top()] <= a[i]) st.pop();
        if(!st.empty()){
            T.upd(st.top(), a[st.top()]+a[i]);
        }
        for(auto it : sweep[i]){
            ans[it.id] = T.get_max(it.l, it.r) <= it.k;
        }
        st.push(i);
    }
    for(int i = 1; i <= Q; i++){
        cout << ans[i] << "\n";
    }
}
int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    solve();
}

Subtask #1
8.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 2 ms 452 KB Output is correct
6 Correct 2 ms 336 KB Output is correct
7 Correct 1 ms 504 KB Output is correct
8 Correct 1 ms 336 KB Output is correct
9 Correct 1 ms 336 KB Output is correct
10 Correct 1 ms 336 KB Output is correct

Subtask #2
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 2 ms 452 KB Output is correct
6 Correct 2 ms 336 KB Output is correct
7 Correct 1 ms 504 KB Output is correct
8 Correct 1 ms 336 KB Output is correct
9 Correct 1 ms 336 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 2 ms 576 KB Output is correct
12 Correct 3 ms 848 KB Output is correct
13 Correct 3 ms 840 KB Output is correct
14 Correct 4 ms 848 KB Output is correct
15 Correct 4 ms 848 KB Output is correct
16 Correct 5 ms 848 KB Output is correct
17 Correct 4 ms 848 KB Output is correct
18 Correct 3 ms 848 KB Output is correct

Subtask #3
13.0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1014 ms 107964 KB Output is correct
2 Correct 1041 ms 109052 KB Output is correct
3 Correct 1072 ms 108892 KB Output is correct
4 Correct 1088 ms 109012 KB Output is correct
5 Correct 899 ms 109052 KB Output is correct

Subtask #4
17.0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 70 ms 10204 KB Output is correct
2 Correct 64 ms 10060 KB Output is correct
3 Correct 55 ms 10312 KB Output is correct
4 Correct 71 ms 10344 KB Output is correct
5 Correct 60 ms 10308 KB Output is correct
6 Correct 48 ms 9800 KB Output is correct
7 Correct 47 ms 9800 KB Output is correct
8 Correct 51 ms 9668 KB Output is correct
9 Correct 27 ms 4176 KB Output is correct
10 Correct 68 ms 9668 KB Output is correct

Subtask #5
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 2 ms 452 KB Output is correct
6 Correct 2 ms 336 KB Output is correct
7 Correct 1 ms 504 KB Output is correct
8 Correct 1 ms 336 KB Output is correct
9 Correct 1 ms 336 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 2 ms 576 KB Output is correct
12 Correct 3 ms 848 KB Output is correct
13 Correct 3 ms 840 KB Output is correct
14 Correct 4 ms 848 KB Output is correct
15 Correct 4 ms 848 KB Output is correct
16 Correct 5 ms 848 KB Output is correct
17 Correct 4 ms 848 KB Output is correct
18 Correct 3 ms 848 KB Output is correct
19 Correct 205 ms 22852 KB Output is correct
20 Correct 161 ms 22784 KB Output is correct
21 Correct 137 ms 22344 KB Output is correct
22 Correct 143 ms 22344 KB Output is correct
23 Correct 142 ms 22468 KB Output is correct
24 Correct 112 ms 22344 KB Output is correct
25 Correct 112 ms 22184 KB Output is correct
26 Correct 131 ms 22600 KB Output is correct
27 Correct 126 ms 22600 KB Output is correct
28 Correct 136 ms 22592 KB Output is correct
29 Correct 136 ms 22852 KB Output is correct
30 Correct 148 ms 22864 KB Output is correct
31 Correct 152 ms 22800 KB Output is correct
32 Correct 168 ms 22856 KB Output is correct
33 Correct 149 ms 22856 KB Output is correct
34 Correct 125 ms 21832 KB Output is correct
35 Correct 116 ms 21832 KB Output is correct
36 Correct 109 ms 21576 KB Output is correct
37 Correct 109 ms 21576 KB Output is correct
38 Correct 139 ms 21832 KB Output is correct
39 Correct 115 ms 20868 KB Output is correct
40 Correct 101 ms 18564 KB Output is correct
41 Correct 114 ms 21432 KB Output is correct

Subtask #6
23.0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 2 ms 452 KB Output is correct
6 Correct 2 ms 336 KB Output is correct
7 Correct 1 ms 504 KB Output is correct
8 Correct 1 ms 336 KB Output is correct
9 Correct 1 ms 336 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 2 ms 576 KB Output is correct
12 Correct 3 ms 848 KB Output is correct
13 Correct 3 ms 840 KB Output is correct
14 Correct 4 ms 848 KB Output is correct
15 Correct 4 ms 848 KB Output is correct
16 Correct 5 ms 848 KB Output is correct
17 Correct 4 ms 848 KB Output is correct
18 Correct 3 ms 848 KB Output is correct
19 Correct 1014 ms 107964 KB Output is correct
20 Correct 1041 ms 109052 KB Output is correct
21 Correct 1072 ms 108892 KB Output is correct
22 Correct 1088 ms 109012 KB Output is correct
23 Correct 899 ms 109052 KB Output is correct
24 Correct 70 ms 10204 KB Output is correct
25 Correct 64 ms 10060 KB Output is correct
26 Correct 55 ms 10312 KB Output is correct
27 Correct 71 ms 10344 KB Output is correct
28 Correct 60 ms 10308 KB Output is correct
29 Correct 48 ms 9800 KB Output is correct
30 Correct 47 ms 9800 KB Output is correct
31 Correct 51 ms 9668 KB Output is correct
32 Correct 27 ms 4176 KB Output is correct
33 Correct 68 ms 9668 KB Output is correct
34 Correct 205 ms 22852 KB Output is correct
35 Correct 161 ms 22784 KB Output is correct
36 Correct 137 ms 22344 KB Output is correct
37 Correct 143 ms 22344 KB Output is correct
38 Correct 142 ms 22468 KB Output is correct
39 Correct 112 ms 22344 KB Output is correct
40 Correct 112 ms 22184 KB Output is correct
41 Correct 131 ms 22600 KB Output is correct
42 Correct 126 ms 22600 KB Output is correct
43 Correct 136 ms 22592 KB Output is correct
44 Correct 136 ms 22852 KB Output is correct
45 Correct 148 ms 22864 KB Output is correct
46 Correct 152 ms 22800 KB Output is correct
47 Correct 168 ms 22856 KB Output is correct
48 Correct 149 ms 22856 KB Output is correct
49 Correct 125 ms 21832 KB Output is correct
50 Correct 116 ms 21832 KB Output is correct
51 Correct 109 ms 21576 KB Output is correct
52 Correct 109 ms 21576 KB Output is correct
53 Correct 139 ms 21832 KB Output is correct
54 Correct 115 ms 20868 KB Output is correct
55 Correct 101 ms 18564 KB Output is correct
56 Correct 114 ms 21432 KB Output is correct
57 Correct 1000 ms 109384 KB Output is correct
58 Correct 1044 ms 109384 KB Output is correct
59 Correct 1036 ms 108360 KB Output is correct
60 Correct 1053 ms 108384 KB Output is correct
61 Correct 950 ms 108284 KB Output is correct
62 Correct 954 ms 108376 KB Output is correct
63 Correct 611 ms 104960 KB Output is correct
64 Correct 632 ms 106056 KB Output is correct
65 Correct 820 ms 108288 KB Output is correct
66 Correct 866 ms 108288 KB Output is correct
67 Correct 891 ms 108232 KB Output is correct
68 Correct 876 ms 109384 KB Output is correct
69 Correct 860 ms 109384 KB Output is correct
70 Correct 886 ms 109008 KB Output is correct
71 Correct 947 ms 109128 KB Output is correct
72 Correct 937 ms 109008 KB Output is correct
73 Correct 564 ms 101132 KB Output is correct
74 Correct 565 ms 101628 KB Output is correct
75 Correct 565 ms 100936 KB Output is correct
76 Correct 578 ms 101096 KB Output is correct
77 Correct 583 ms 100836 KB Output is correct
78 Correct 811 ms 100964 KB Output is correct
79 Correct 559 ms 81324 KB Output is correct
80 Correct 764 ms 98728 KB Output is correct