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Submission #237548

# Submission time Handle Problem Language Result Execution time Memory
237548 2020-06-07T08:45:07 Z kostia244 Hedgehog Daniyar and Algorithms (IZhO19_sortbooks) C++17
100 / 100
 1018 ms 80532 KB 
#include<bits/stdc++.h>
using namespace std;
const int maxn = 1<<20;
int n, m, a[maxn], f[maxn], ans[maxn];
vector<array<int, 3>> q[maxn];
void upd(int i, int x) {
	for(;i; i -= i&-i) f[i] = max(f[i], x); 
}
int get(int i) {
	int r = 0;
	for(;i <= n; i += i&-i) r = max(f[i], r);
	return r; 
}
int main() {
	cin.tie(0)->sync_with_stdio(0);
	cin >> n >> m;
	a[0] = 1<<30;
	for(int i = 1; i <= n; i++) cin >> a[i];
	for(int l, r, k, i = 0; i < m; i++) {
		cin >> l >> r >> k;
		q[r].push_back({l, k, i});
	}
	vector<int> t {0};
	for(int i = 1; i <= n; i++) {
		while(a[t.back()] <= a[i]) t.pop_back();
		if(t.back()) upd(t.back(), a[t.back()] + a[i]);
		t.push_back(i);
		for(auto [l, k, p] : q[i]) ans[p] = get(l) <= k;
	}
	for(int i = 0; i < m; i++) cout << ans[i] << '\n';
}

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 22 ms 24960 KB Output is correct
2 Correct 19 ms 24960 KB Output is correct
3 Correct 19 ms 24960 KB Output is correct
4 Correct 19 ms 24960 KB Output is correct
5 Correct 19 ms 24960 KB Output is correct
6 Correct 19 ms 24960 KB Output is correct
7 Correct 22 ms 25088 KB Output is correct
8 Correct 19 ms 25088 KB Output is correct
9 Correct 19 ms 24960 KB Output is correct
10 Correct 19 ms 25216 KB Output is correct

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 22 ms 24960 KB Output is correct
2 Correct 19 ms 24960 KB Output is correct
3 Correct 19 ms 24960 KB Output is correct
4 Correct 19 ms 24960 KB Output is correct
5 Correct 19 ms 24960 KB Output is correct
6 Correct 19 ms 24960 KB Output is correct
7 Correct 22 ms 25088 KB Output is correct
8 Correct 19 ms 25088 KB Output is correct
9 Correct 19 ms 24960 KB Output is correct
10 Correct 19 ms 25216 KB Output is correct
11 Correct 21 ms 25088 KB Output is correct
12 Correct 22 ms 25192 KB Output is correct
13 Correct 22 ms 25216 KB Output is correct
14 Correct 23 ms 25344 KB Output is correct
15 Correct 23 ms 25344 KB Output is correct
16 Correct 22 ms 25216 KB Output is correct
17 Correct 21 ms 25216 KB Output is correct
18 Correct 23 ms 25216 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1006 ms 60512 KB Output is correct
2 Correct 1006 ms 60588 KB Output is correct
3 Correct 1014 ms 60664 KB Output is correct
4 Correct 1018 ms 60672 KB Output is correct
5 Correct 953 ms 56568 KB Output is correct

Subtask #4
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 80 ms 28536 KB Output is correct
2 Correct 73 ms 30200 KB Output is correct
3 Correct 83 ms 30072 KB Output is correct
4 Correct 78 ms 30072 KB Output is correct
5 Correct 79 ms 30072 KB Output is correct
6 Correct 67 ms 29432 KB Output is correct
7 Correct 67 ms 29560 KB Output is correct
8 Correct 79 ms 29616 KB Output is correct
9 Correct 59 ms 28336 KB Output is correct
10 Correct 76 ms 29616 KB Output is correct

Subtask #5
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 22 ms 24960 KB Output is correct
2 Correct 19 ms 24960 KB Output is correct
3 Correct 19 ms 24960 KB Output is correct
4 Correct 19 ms 24960 KB Output is correct
5 Correct 19 ms 24960 KB Output is correct
6 Correct 19 ms 24960 KB Output is correct
7 Correct 22 ms 25088 KB Output is correct
8 Correct 19 ms 25088 KB Output is correct
9 Correct 19 ms 24960 KB Output is correct
10 Correct 19 ms 25216 KB Output is correct
11 Correct 21 ms 25088 KB Output is correct
12 Correct 22 ms 25192 KB Output is correct
13 Correct 22 ms 25216 KB Output is correct
14 Correct 23 ms 25344 KB Output is correct
15 Correct 23 ms 25344 KB Output is correct
16 Correct 22 ms 25216 KB Output is correct
17 Correct 21 ms 25216 KB Output is correct
18 Correct 23 ms 25216 KB Output is correct
19 Correct 191 ms 36472 KB Output is correct
20 Correct 194 ms 36600 KB Output is correct
21 Correct 166 ms 36092 KB Output is correct
22 Correct 157 ms 35960 KB Output is correct
23 Correct 159 ms 36088 KB Output is correct
24 Correct 146 ms 35064 KB Output is correct
25 Correct 149 ms 35064 KB Output is correct
26 Correct 167 ms 35320 KB Output is correct
27 Correct 161 ms 35296 KB Output is correct
28 Correct 181 ms 35576 KB Output is correct
29 Correct 176 ms 35704 KB Output is correct
30 Correct 182 ms 35708 KB Output is correct
31 Correct 174 ms 35816 KB Output is correct
32 Correct 179 ms 35704 KB Output is correct
33 Correct 181 ms 35688 KB Output is correct
34 Correct 145 ms 34808 KB Output is correct
35 Correct 141 ms 34680 KB Output is correct
36 Correct 145 ms 34680 KB Output is correct
37 Correct 141 ms 34552 KB Output is correct
38 Correct 147 ms 34576 KB Output is correct
39 Correct 165 ms 35504 KB Output is correct
40 Correct 143 ms 34600 KB Output is correct
41 Correct 155 ms 35372 KB Output is correct

Subtask #6
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 22 ms 24960 KB Output is correct
2 Correct 19 ms 24960 KB Output is correct
3 Correct 19 ms 24960 KB Output is correct
4 Correct 19 ms 24960 KB Output is correct
5 Correct 19 ms 24960 KB Output is correct
6 Correct 19 ms 24960 KB Output is correct
7 Correct 22 ms 25088 KB Output is correct
8 Correct 19 ms 25088 KB Output is correct
9 Correct 19 ms 24960 KB Output is correct
10 Correct 19 ms 25216 KB Output is correct
11 Correct 21 ms 25088 KB Output is correct
12 Correct 22 ms 25192 KB Output is correct
13 Correct 22 ms 25216 KB Output is correct
14 Correct 23 ms 25344 KB Output is correct
15 Correct 23 ms 25344 KB Output is correct
16 Correct 22 ms 25216 KB Output is correct
17 Correct 21 ms 25216 KB Output is correct
18 Correct 23 ms 25216 KB Output is correct
19 Correct 1006 ms 60512 KB Output is correct
20 Correct 1006 ms 60588 KB Output is correct
21 Correct 1014 ms 60664 KB Output is correct
22 Correct 1018 ms 60672 KB Output is correct
23 Correct 953 ms 56568 KB Output is correct
24 Correct 80 ms 28536 KB Output is correct
25 Correct 73 ms 30200 KB Output is correct
26 Correct 83 ms 30072 KB Output is correct
27 Correct 78 ms 30072 KB Output is correct
28 Correct 79 ms 30072 KB Output is correct
29 Correct 67 ms 29432 KB Output is correct
30 Correct 67 ms 29560 KB Output is correct
31 Correct 79 ms 29616 KB Output is correct
32 Correct 59 ms 28336 KB Output is correct
33 Correct 76 ms 29616 KB Output is correct
34 Correct 191 ms 36472 KB Output is correct
35 Correct 194 ms 36600 KB Output is correct
36 Correct 166 ms 36092 KB Output is correct
37 Correct 157 ms 35960 KB Output is correct
38 Correct 159 ms 36088 KB Output is correct
39 Correct 146 ms 35064 KB Output is correct
40 Correct 149 ms 35064 KB Output is correct
41 Correct 167 ms 35320 KB Output is correct
42 Correct 161 ms 35296 KB Output is correct
43 Correct 181 ms 35576 KB Output is correct
44 Correct 176 ms 35704 KB Output is correct
45 Correct 182 ms 35708 KB Output is correct
46 Correct 174 ms 35816 KB Output is correct
47 Correct 179 ms 35704 KB Output is correct
48 Correct 181 ms 35688 KB Output is correct
49 Correct 145 ms 34808 KB Output is correct
50 Correct 141 ms 34680 KB Output is correct
51 Correct 145 ms 34680 KB Output is correct
52 Correct 141 ms 34552 KB Output is correct
53 Correct 147 ms 34576 KB Output is correct
54 Correct 165 ms 35504 KB Output is correct
55 Correct 143 ms 34600 KB Output is correct
56 Correct 155 ms 35372 KB Output is correct
57 Correct 991 ms 72312 KB Output is correct
58 Correct 993 ms 72184 KB Output is correct
59 Correct 930 ms 70652 KB Output is correct
60 Correct 962 ms 70640 KB Output is correct
61 Correct 935 ms 70776 KB Output is correct
62 Correct 943 ms 70708 KB Output is correct
63 Correct 660 ms 64324 KB Output is correct
64 Correct 665 ms 64096 KB Output is correct
65 Correct 900 ms 66768 KB Output is correct
66 Correct 883 ms 66552 KB Output is correct
67 Correct 901 ms 66644 KB Output is correct
68 Correct 937 ms 68404 KB Output is correct
69 Correct 975 ms 68256 KB Output is correct
70 Correct 952 ms 68028 KB Output is correct
71 Correct 948 ms 67960 KB Output is correct
72 Correct 951 ms 67784 KB Output is correct
73 Correct 620 ms 75276 KB Output is correct
74 Correct 639 ms 54904 KB Output is correct
75 Correct 635 ms 80532 KB Output is correct
76 Correct 642 ms 62104 KB Output is correct
77 Correct 628 ms 61976 KB Output is correct
78 Correct 895 ms 66676 KB Output is correct
79 Correct 743 ms 72816 KB Output is correct
80 Correct 845 ms 78960 KB Output is correct