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Submission #887287

# Submission time Handle Problem Language Result Execution time Memory
887287 2023-12-14T07:50:08 Z alex_2008 Hedgehog Daniyar and Algorithms (IZhO19_sortbooks) C++14
100 / 100
 1002 ms 108880 KB 
#define _CRT_SECURE_NO_WARNINGS
#include <iostream>
#include <cmath>
#include <iomanip>
#include <algorithm>
#include <vector>
#include <set>
#include <map>
#include <unordered_map>
#include <unordered_set>
#include <fstream>
#include <bitset>
typedef long long ll;
using namespace std;
const int N = 1e6 + 10;
struct query {
	int l;
	int r;
	int k;
	int ind;
};
bool cmp(query x, query y) {
	return x.l > y.l;
}
int a[N], l[N];
int b[N];
int tree[4 * N];
int ans[N];
void update(int v, int tl, int tr, int pos, int val) {
	if (tl == tr) {
		tree[v] = val;
		return;
	}
	int tm = (tl + tr) / 2;
	if (pos <= tm) {
		update(2 * v, tl, tm, pos, val);
	}
	else {
		update(2 * v + 1, tm + 1, tr, pos, val);
	}
	tree[v] = max(tree[2 * v], tree[2 * v + 1]);
}
int MAX(int v, int tl, int tr, int l, int r) {
	if (tr < l || tl > r) return 0;
	if (tl >= l && tr <= r) return tree[v];
	int tm = (tl + tr) / 2;
	return max(MAX(2 * v, tl, tm, l, r),
		MAX(2 * v + 1, tm + 1, tr, l, r));
}
int main() {
 	ios_base::sync_with_stdio(false); cin.tie(0);
	int n, q;
	cin >> n >> q;
	a[0] = 1e9 + 10;
	vector <vector<int>> updates(n);
	for (int i = 1; i <= n; i++) {
		cin >> a[i];
	}
	for (int i = 1; i <= n; i++) {
		l[i] = i - 1;
		while (a[i] >= a[l[i]]) {
			l[i] = l[l[i]];
		}
		b[i] = a[i] + a[l[i]];
		updates[l[i]].push_back(i);
	}
	vector <query> v;
	for (int i = 1; i <= q; i++) {
		int l, r, k;
		cin >> l >> r >> k;
		v.push_back({ l, r, k, i });
	}
	sort(v.begin(), v.end(), cmp);
	int prev_ind = n - 1;
	for (auto it : v) {
		int l = it.l, r = it.r, k = it.k, ind = it.ind;
		while (prev_ind >= l) {
			for (auto it : updates[prev_ind]) {
				update(1, 1, n, it, b[it]);
			}
			prev_ind--;
		}
		ans[ind] = (k >= MAX(1, 1, n, l, r))? 1: 0;
	}
	for (int i = 1; i <= q; i++) {
		cout << ans[i] << "\n";
	}
}

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 8540 KB Output is correct
2 Correct 1 ms 6492 KB Output is correct
3 Correct 1 ms 8540 KB Output is correct
4 Correct 1 ms 8540 KB Output is correct
5 Correct 1 ms 8536 KB Output is correct
6 Correct 1 ms 8540 KB Output is correct
7 Correct 1 ms 8540 KB Output is correct
8 Correct 2 ms 6492 KB Output is correct
9 Correct 1 ms 6492 KB Output is correct
10 Correct 1 ms 6492 KB Output is correct

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 8540 KB Output is correct
2 Correct 1 ms 6492 KB Output is correct
3 Correct 1 ms 8540 KB Output is correct
4 Correct 1 ms 8540 KB Output is correct
5 Correct 1 ms 8536 KB Output is correct
6 Correct 1 ms 8540 KB Output is correct
7 Correct 1 ms 8540 KB Output is correct
8 Correct 2 ms 6492 KB Output is correct
9 Correct 1 ms 6492 KB Output is correct
10 Correct 1 ms 6492 KB Output is correct
11 Correct 3 ms 8796 KB Output is correct
12 Correct 4 ms 8924 KB Output is correct
13 Correct 4 ms 9048 KB Output is correct
14 Correct 5 ms 9052 KB Output is correct
15 Correct 5 ms 9052 KB Output is correct
16 Correct 4 ms 7004 KB Output is correct
17 Correct 3 ms 7004 KB Output is correct
18 Correct 4 ms 7000 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 947 ms 107992 KB Output is correct
2 Correct 1002 ms 108156 KB Output is correct
3 Correct 962 ms 107752 KB Output is correct
4 Correct 962 ms 108204 KB Output is correct
5 Correct 754 ms 87768 KB Output is correct

Subtask #4
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 77 ms 19212 KB Output is correct
2 Correct 80 ms 20440 KB Output is correct
3 Correct 67 ms 15064 KB Output is correct
4 Correct 62 ms 15180 KB Output is correct
5 Correct 68 ms 15176 KB Output is correct
6 Correct 66 ms 19336 KB Output is correct
7 Correct 56 ms 19336 KB Output is correct
8 Correct 60 ms 15880 KB Output is correct
9 Correct 32 ms 11996 KB Output is correct
10 Correct 59 ms 15692 KB Output is correct

Subtask #5
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 8540 KB Output is correct
2 Correct 1 ms 6492 KB Output is correct
3 Correct 1 ms 8540 KB Output is correct
4 Correct 1 ms 8540 KB Output is correct
5 Correct 1 ms 8536 KB Output is correct
6 Correct 1 ms 8540 KB Output is correct
7 Correct 1 ms 8540 KB Output is correct
8 Correct 2 ms 6492 KB Output is correct
9 Correct 1 ms 6492 KB Output is correct
10 Correct 1 ms 6492 KB Output is correct
11 Correct 3 ms 8796 KB Output is correct
12 Correct 4 ms 8924 KB Output is correct
13 Correct 4 ms 9048 KB Output is correct
14 Correct 5 ms 9052 KB Output is correct
15 Correct 5 ms 9052 KB Output is correct
16 Correct 4 ms 7004 KB Output is correct
17 Correct 3 ms 7004 KB Output is correct
18 Correct 4 ms 7000 KB Output is correct
19 Correct 173 ms 29372 KB Output is correct
20 Correct 178 ms 29344 KB Output is correct
21 Correct 172 ms 29784 KB Output is correct
22 Correct 161 ms 29724 KB Output is correct
23 Correct 163 ms 30400 KB Output is correct
24 Correct 127 ms 23372 KB Output is correct
25 Correct 127 ms 23108 KB Output is correct
26 Correct 142 ms 23880 KB Output is correct
27 Correct 138 ms 23368 KB Output is correct
28 Correct 149 ms 23236 KB Output is correct
29 Correct 140 ms 23228 KB Output is correct
30 Correct 170 ms 24188 KB Output is correct
31 Correct 141 ms 23368 KB Output is correct
32 Correct 141 ms 23372 KB Output is correct
33 Correct 145 ms 23512 KB Output is correct
34 Correct 118 ms 27208 KB Output is correct
35 Correct 121 ms 27044 KB Output is correct
36 Correct 121 ms 26864 KB Output is correct
37 Correct 119 ms 27724 KB Output is correct
38 Correct 119 ms 27204 KB Output is correct
39 Correct 131 ms 24132 KB Output is correct
40 Correct 96 ms 20040 KB Output is correct
41 Correct 124 ms 23260 KB Output is correct

Subtask #6
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 8540 KB Output is correct
2 Correct 1 ms 6492 KB Output is correct
3 Correct 1 ms 8540 KB Output is correct
4 Correct 1 ms 8540 KB Output is correct
5 Correct 1 ms 8536 KB Output is correct
6 Correct 1 ms 8540 KB Output is correct
7 Correct 1 ms 8540 KB Output is correct
8 Correct 2 ms 6492 KB Output is correct
9 Correct 1 ms 6492 KB Output is correct
10 Correct 1 ms 6492 KB Output is correct
11 Correct 3 ms 8796 KB Output is correct
12 Correct 4 ms 8924 KB Output is correct
13 Correct 4 ms 9048 KB Output is correct
14 Correct 5 ms 9052 KB Output is correct
15 Correct 5 ms 9052 KB Output is correct
16 Correct 4 ms 7004 KB Output is correct
17 Correct 3 ms 7004 KB Output is correct
18 Correct 4 ms 7000 KB Output is correct
19 Correct 947 ms 107992 KB Output is correct
20 Correct 1002 ms 108156 KB Output is correct
21 Correct 962 ms 107752 KB Output is correct
22 Correct 962 ms 108204 KB Output is correct
23 Correct 754 ms 87768 KB Output is correct
24 Correct 77 ms 19212 KB Output is correct
25 Correct 80 ms 20440 KB Output is correct
26 Correct 67 ms 15064 KB Output is correct
27 Correct 62 ms 15180 KB Output is correct
28 Correct 68 ms 15176 KB Output is correct
29 Correct 66 ms 19336 KB Output is correct
30 Correct 56 ms 19336 KB Output is correct
31 Correct 60 ms 15880 KB Output is correct
32 Correct 32 ms 11996 KB Output is correct
33 Correct 59 ms 15692 KB Output is correct
34 Correct 173 ms 29372 KB Output is correct
35 Correct 178 ms 29344 KB Output is correct
36 Correct 172 ms 29784 KB Output is correct
37 Correct 161 ms 29724 KB Output is correct
38 Correct 163 ms 30400 KB Output is correct
39 Correct 127 ms 23372 KB Output is correct
40 Correct 127 ms 23108 KB Output is correct
41 Correct 142 ms 23880 KB Output is correct
42 Correct 138 ms 23368 KB Output is correct
43 Correct 149 ms 23236 KB Output is correct
44 Correct 140 ms 23228 KB Output is correct
45 Correct 170 ms 24188 KB Output is correct
46 Correct 141 ms 23368 KB Output is correct
47 Correct 141 ms 23372 KB Output is correct
48 Correct 145 ms 23512 KB Output is correct
49 Correct 118 ms 27208 KB Output is correct
50 Correct 121 ms 27044 KB Output is correct
51 Correct 121 ms 26864 KB Output is correct
52 Correct 119 ms 27724 KB Output is correct
53 Correct 119 ms 27204 KB Output is correct
54 Correct 131 ms 24132 KB Output is correct
55 Correct 96 ms 20040 KB Output is correct
56 Correct 124 ms 23260 KB Output is correct
57 Correct 948 ms 108536 KB Output is correct
58 Correct 924 ms 99648 KB Output is correct
59 Correct 966 ms 99604 KB Output is correct
60 Correct 904 ms 108236 KB Output is correct
61 Correct 939 ms 108376 KB Output is correct
62 Correct 932 ms 108880 KB Output is correct
63 Correct 718 ms 86616 KB Output is correct
64 Correct 650 ms 86240 KB Output is correct
65 Correct 736 ms 87576 KB Output is correct
66 Correct 748 ms 87392 KB Output is correct
67 Correct 773 ms 87448 KB Output is correct
68 Correct 754 ms 88060 KB Output is correct
69 Correct 736 ms 88040 KB Output is correct
70 Correct 748 ms 88032 KB Output is correct
71 Correct 743 ms 87604 KB Output is correct
72 Correct 762 ms 87432 KB Output is correct
73 Correct 637 ms 83968 KB Output is correct
74 Correct 633 ms 84460 KB Output is correct
75 Correct 647 ms 84420 KB Output is correct
76 Correct 625 ms 83992 KB Output is correct
77 Correct 620 ms 84444 KB Output is correct
78 Correct 773 ms 84596 KB Output is correct
79 Correct 509 ms 63524 KB Output is correct
80 Correct 690 ms 82788 KB Output is correct