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Submission #428991

# Submission time Handle Problem Language Result Execution time Memory
428991 2021-06-15T16:14:03 Z jovan_b Hedgehog Daniyar and Algorithms (IZhO19_sortbooks) C++17
100 / 100
 1233 ms 57716 KB 
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef long double ld;

const int MAXN = 1000000;

struct kveri{
    int l, val, ind;
};

vector <kveri> queries[MAXN+5];

int bit[MAXN+5];
int a[MAXN+5];

void upd(int x, int val){
    while(x <= MAXN){
        bit[x] = max(bit[x], val);
        x += x & -x;
    }
}

int query(int x){
    int res = 0;
    while(x){
        res = max(res, bit[x]);
        x -= x & -x;
    }
    return res;
}

bool res[MAXN+5];

int main(){
    ios_base::sync_with_stdio(false), cin.tie(0);
	cout.precision(10);
	cout << fixed;

    int n, m;
    cin >> n >> m;
    for(int i=1; i<=n; i++) cin >> a[i];
    for(int i=1; i<=m; i++){
        int l, r, v;
        cin >> l >> r >> v;
        queries[r].push_back({l, v, i});
    }
    stack <int> st;
    for(int i=1; i<=n; i++){
        while(!st.empty() && a[st.top()] <= a[i]) st.pop();
        if(!st.empty()){
            upd(MAXN+1-st.top(), a[st.top()] + a[i]);
        }
        for(auto kveri : queries[i]){
            res[kveri.ind] = (query(MAXN-kveri.l+1) <= kveri.val);
        }
        st.push(i);
    }
    for(int i=1; i<=m; i++) cout << res[i] << "\n";
    return 0;
}

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 23804 KB Output is correct
2 Correct 18 ms 23804 KB Output is correct
3 Correct 20 ms 23832 KB Output is correct
4 Correct 19 ms 23756 KB Output is correct
5 Correct 18 ms 23700 KB Output is correct
6 Correct 17 ms 23732 KB Output is correct
7 Correct 18 ms 23844 KB Output is correct
8 Correct 18 ms 23756 KB Output is correct
9 Correct 18 ms 23744 KB Output is correct
10 Correct 16 ms 23720 KB Output is correct

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 23804 KB Output is correct
2 Correct 18 ms 23804 KB Output is correct
3 Correct 20 ms 23832 KB Output is correct
4 Correct 19 ms 23756 KB Output is correct
5 Correct 18 ms 23700 KB Output is correct
6 Correct 17 ms 23732 KB Output is correct
7 Correct 18 ms 23844 KB Output is correct
8 Correct 18 ms 23756 KB Output is correct
9 Correct 18 ms 23744 KB Output is correct
10 Correct 16 ms 23720 KB Output is correct
11 Correct 22 ms 23900 KB Output is correct
12 Correct 20 ms 24036 KB Output is correct
13 Correct 19 ms 23940 KB Output is correct
14 Correct 22 ms 24028 KB Output is correct
15 Correct 26 ms 24108 KB Output is correct
16 Correct 20 ms 24012 KB Output is correct
17 Correct 18 ms 24004 KB Output is correct
18 Correct 20 ms 24012 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1177 ms 57716 KB Output is correct
2 Correct 1233 ms 57396 KB Output is correct
3 Correct 1124 ms 57280 KB Output is correct
4 Correct 1159 ms 57360 KB Output is correct
5 Correct 1117 ms 53552 KB Output is correct

Subtask #4
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 89 ms 28252 KB Output is correct
2 Correct 83 ms 28004 KB Output is correct
3 Correct 83 ms 27776 KB Output is correct
4 Correct 91 ms 27944 KB Output is correct
5 Correct 82 ms 27904 KB Output is correct
6 Correct 72 ms 27464 KB Output is correct
7 Correct 72 ms 27532 KB Output is correct
8 Correct 78 ms 27764 KB Output is correct
9 Correct 67 ms 26804 KB Output is correct
10 Correct 87 ms 27776 KB Output is correct

Subtask #5
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 23804 KB Output is correct
2 Correct 18 ms 23804 KB Output is correct
3 Correct 20 ms 23832 KB Output is correct
4 Correct 19 ms 23756 KB Output is correct
5 Correct 18 ms 23700 KB Output is correct
6 Correct 17 ms 23732 KB Output is correct
7 Correct 18 ms 23844 KB Output is correct
8 Correct 18 ms 23756 KB Output is correct
9 Correct 18 ms 23744 KB Output is correct
10 Correct 16 ms 23720 KB Output is correct
11 Correct 22 ms 23900 KB Output is correct
12 Correct 20 ms 24036 KB Output is correct
13 Correct 19 ms 23940 KB Output is correct
14 Correct 22 ms 24028 KB Output is correct
15 Correct 26 ms 24108 KB Output is correct
16 Correct 20 ms 24012 KB Output is correct
17 Correct 18 ms 24004 KB Output is correct
18 Correct 20 ms 24012 KB Output is correct
19 Correct 196 ms 31560 KB Output is correct
20 Correct 206 ms 31476 KB Output is correct
21 Correct 186 ms 31044 KB Output is correct
22 Correct 165 ms 30940 KB Output is correct
23 Correct 166 ms 31004 KB Output is correct
24 Correct 165 ms 30276 KB Output is correct
25 Correct 152 ms 30112 KB Output is correct
26 Correct 177 ms 30292 KB Output is correct
27 Correct 201 ms 30284 KB Output is correct
28 Correct 192 ms 30496 KB Output is correct
29 Correct 197 ms 30656 KB Output is correct
30 Correct 175 ms 30668 KB Output is correct
31 Correct 179 ms 30708 KB Output is correct
32 Correct 223 ms 30660 KB Output is correct
33 Correct 187 ms 30680 KB Output is correct
34 Correct 172 ms 29764 KB Output is correct
35 Correct 169 ms 29720 KB Output is correct
36 Correct 136 ms 29676 KB Output is correct
37 Correct 140 ms 29548 KB Output is correct
38 Correct 158 ms 29636 KB Output is correct
39 Correct 162 ms 30348 KB Output is correct
40 Correct 180 ms 29540 KB Output is correct
41 Correct 161 ms 30076 KB Output is correct

Subtask #6
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 23804 KB Output is correct
2 Correct 18 ms 23804 KB Output is correct
3 Correct 20 ms 23832 KB Output is correct
4 Correct 19 ms 23756 KB Output is correct
5 Correct 18 ms 23700 KB Output is correct
6 Correct 17 ms 23732 KB Output is correct
7 Correct 18 ms 23844 KB Output is correct
8 Correct 18 ms 23756 KB Output is correct
9 Correct 18 ms 23744 KB Output is correct
10 Correct 16 ms 23720 KB Output is correct
11 Correct 22 ms 23900 KB Output is correct
12 Correct 20 ms 24036 KB Output is correct
13 Correct 19 ms 23940 KB Output is correct
14 Correct 22 ms 24028 KB Output is correct
15 Correct 26 ms 24108 KB Output is correct
16 Correct 20 ms 24012 KB Output is correct
17 Correct 18 ms 24004 KB Output is correct
18 Correct 20 ms 24012 KB Output is correct
19 Correct 1177 ms 57716 KB Output is correct
20 Correct 1233 ms 57396 KB Output is correct
21 Correct 1124 ms 57280 KB Output is correct
22 Correct 1159 ms 57360 KB Output is correct
23 Correct 1117 ms 53552 KB Output is correct
24 Correct 89 ms 28252 KB Output is correct
25 Correct 83 ms 28004 KB Output is correct
26 Correct 83 ms 27776 KB Output is correct
27 Correct 91 ms 27944 KB Output is correct
28 Correct 82 ms 27904 KB Output is correct
29 Correct 72 ms 27464 KB Output is correct
30 Correct 72 ms 27532 KB Output is correct
31 Correct 78 ms 27764 KB Output is correct
32 Correct 67 ms 26804 KB Output is correct
33 Correct 87 ms 27776 KB Output is correct
34 Correct 196 ms 31560 KB Output is correct
35 Correct 206 ms 31476 KB Output is correct
36 Correct 186 ms 31044 KB Output is correct
37 Correct 165 ms 30940 KB Output is correct
38 Correct 166 ms 31004 KB Output is correct
39 Correct 165 ms 30276 KB Output is correct
40 Correct 152 ms 30112 KB Output is correct
41 Correct 177 ms 30292 KB Output is correct
42 Correct 201 ms 30284 KB Output is correct
43 Correct 192 ms 30496 KB Output is correct
44 Correct 197 ms 30656 KB Output is correct
45 Correct 175 ms 30668 KB Output is correct
46 Correct 179 ms 30708 KB Output is correct
47 Correct 223 ms 30660 KB Output is correct
48 Correct 187 ms 30680 KB Output is correct
49 Correct 172 ms 29764 KB Output is correct
50 Correct 169 ms 29720 KB Output is correct
51 Correct 136 ms 29676 KB Output is correct
52 Correct 140 ms 29548 KB Output is correct
53 Correct 158 ms 29636 KB Output is correct
54 Correct 162 ms 30348 KB Output is correct
55 Correct 180 ms 29540 KB Output is correct
56 Correct 161 ms 30076 KB Output is correct
57 Correct 1104 ms 56760 KB Output is correct
58 Correct 1093 ms 56484 KB Output is correct
59 Correct 1041 ms 54996 KB Output is correct
60 Correct 1018 ms 55152 KB Output is correct
61 Correct 1034 ms 54936 KB Output is correct
62 Correct 1093 ms 55016 KB Output is correct
63 Correct 799 ms 49732 KB Output is correct
64 Correct 677 ms 49740 KB Output is correct
65 Correct 1002 ms 50936 KB Output is correct
66 Correct 953 ms 51040 KB Output is correct
67 Correct 996 ms 51188 KB Output is correct
68 Correct 1010 ms 52588 KB Output is correct
69 Correct 1036 ms 52512 KB Output is correct
70 Correct 1032 ms 52184 KB Output is correct
71 Correct 992 ms 52308 KB Output is correct
72 Correct 982 ms 52236 KB Output is correct
73 Correct 636 ms 47168 KB Output is correct
74 Correct 673 ms 47104 KB Output is correct
75 Correct 699 ms 47140 KB Output is correct
76 Correct 672 ms 47420 KB Output is correct
77 Correct 620 ms 47016 KB Output is correct
78 Correct 944 ms 52356 KB Output is correct
79 Correct 714 ms 46080 KB Output is correct
80 Correct 852 ms 50080 KB Output is correct