oj.uz

Submission #654268

# Submission time Handle Problem Language Result Execution time Memory
654268 2022-10-30T18:17:36 Z thiago_bastos Hedgehog Daniyar and Algorithms (IZhO19_sortbooks) C++17
100 / 100
 753 ms 55580 KB 
#include "bits/stdc++.h"

using namespace std;

#define INF 1000000000
#define INFLL 1000000000000000000ll
#define EPS 1e-9
#define all(x) x.begin(),x.end()
#define rall(x) x.rbegin(),x.rend()
#define pb push_back
#define fi first
#define sc second
 
using i64 = long long;
using u64 = unsigned long long;
using ld = long double;
using ii = pair<int, int>;	

void solve() {
	int n, m;
	vector<ii> in;
	set<ii> out;

	cin >> n >> m;

	vector<int> w(n);
	vector<bool> can(m, false);

	for(int& v : w) cin >> v;

	vector<tuple<int, int, int, int>> query(m);

	for(int i = 0; i < m; ++i) {
		int l, r, k;
		cin >> l >> r >> k;
		--l, --r;
		query[i] = {r, l, k, i};
	}

	sort(all(query));

	for(int i = 0, j = 0; i < n; ++i) {
		vector<ii> tmp;

		while(!in.empty() && in.back().sc <= w[i]) {
			tmp.pb(in.back());
			in.pop_back();
		}

		reverse(all(tmp));

		for(int j = 0; j < (int)tmp.size() - 1; ++j) {
			tmp[j].sc += tmp[j + 1].sc;
			if(auto it = out.lower_bound(ii(tmp[j].fi, -1)); it == out.end() || tmp[j].sc > it->sc) {
				it = out.insert(tmp[j]).fi;
				while(it != out.begin() && prev(it)->sc <= it->sc) it = out.erase(prev(it));
			}
		}

		in.pb({i, w[i]});

		while(j < m && get<0>(query[j]) == i) {
			auto [r, l, k, pos] = query[j++];

			auto i1 = lower_bound(all(in), ii(l, -1));

			int mood = 0;

			if(in.end() - i1 >= 2) mood = i1->sc + next(i1)->sc;
			
			auto i2 = out.lower_bound(ii(l, -1));

			if(i2 != out.end()) mood = max(mood, i2->sc);

			can[pos] = mood <= k;
		}
	}

	for(bool x : can) cout << x << '\n';
}	

int main() {
	ios_base :: sync_with_stdio(false);
	cin.tie(0);
	int t = 1;
 //	cin >> t;
	while(t--) solve();
	return 0;
}

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 340 KB Output is correct

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 2 ms 340 KB Output is correct
12 Correct 4 ms 460 KB Output is correct
13 Correct 5 ms 468 KB Output is correct
14 Correct 4 ms 580 KB Output is correct
15 Correct 4 ms 456 KB Output is correct
16 Correct 4 ms 468 KB Output is correct
17 Correct 3 ms 468 KB Output is correct
18 Correct 3 ms 460 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 658 ms 21940 KB Output is correct
2 Correct 697 ms 22008 KB Output is correct
3 Correct 692 ms 54656 KB Output is correct
4 Correct 687 ms 54816 KB Output is correct
5 Correct 612 ms 54828 KB Output is correct

Subtask #4
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 58 ms 2672 KB Output is correct
2 Correct 61 ms 4364 KB Output is correct
3 Correct 51 ms 4428 KB Output is correct
4 Correct 52 ms 4460 KB Output is correct
5 Correct 47 ms 4440 KB Output is correct
6 Correct 52 ms 4308 KB Output is correct
7 Correct 51 ms 4316 KB Output is correct
8 Correct 51 ms 4124 KB Output is correct
9 Correct 42 ms 3408 KB Output is correct
10 Correct 48 ms 4060 KB Output is correct

Subtask #5
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 2 ms 340 KB Output is correct
12 Correct 4 ms 460 KB Output is correct
13 Correct 5 ms 468 KB Output is correct
14 Correct 4 ms 580 KB Output is correct
15 Correct 4 ms 456 KB Output is correct
16 Correct 4 ms 468 KB Output is correct
17 Correct 3 ms 468 KB Output is correct
18 Correct 3 ms 460 KB Output is correct
19 Correct 144 ms 11124 KB Output is correct
20 Correct 142 ms 11212 KB Output is correct
21 Correct 143 ms 11144 KB Output is correct
22 Correct 155 ms 11024 KB Output is correct
23 Correct 142 ms 11068 KB Output is correct
24 Correct 116 ms 10896 KB Output is correct
25 Correct 125 ms 10968 KB Output is correct
26 Correct 124 ms 11088 KB Output is correct
27 Correct 130 ms 11224 KB Output is correct
28 Correct 141 ms 11152 KB Output is correct
29 Correct 119 ms 11368 KB Output is correct
30 Correct 129 ms 11152 KB Output is correct
31 Correct 149 ms 11212 KB Output is correct
32 Correct 117 ms 11228 KB Output is correct
33 Correct 141 ms 11152 KB Output is correct
34 Correct 126 ms 10852 KB Output is correct
35 Correct 139 ms 10900 KB Output is correct
36 Correct 118 ms 10708 KB Output is correct
37 Correct 118 ms 10624 KB Output is correct
38 Correct 120 ms 10828 KB Output is correct
39 Correct 133 ms 9796 KB Output is correct
40 Correct 98 ms 8848 KB Output is correct
41 Correct 107 ms 9292 KB Output is correct

Subtask #6
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 2 ms 340 KB Output is correct
12 Correct 4 ms 460 KB Output is correct
13 Correct 5 ms 468 KB Output is correct
14 Correct 4 ms 580 KB Output is correct
15 Correct 4 ms 456 KB Output is correct
16 Correct 4 ms 468 KB Output is correct
17 Correct 3 ms 468 KB Output is correct
18 Correct 3 ms 460 KB Output is correct
19 Correct 658 ms 21940 KB Output is correct
20 Correct 697 ms 22008 KB Output is correct
21 Correct 692 ms 54656 KB Output is correct
22 Correct 687 ms 54816 KB Output is correct
23 Correct 612 ms 54828 KB Output is correct
24 Correct 58 ms 2672 KB Output is correct
25 Correct 61 ms 4364 KB Output is correct
26 Correct 51 ms 4428 KB Output is correct
27 Correct 52 ms 4460 KB Output is correct
28 Correct 47 ms 4440 KB Output is correct
29 Correct 52 ms 4308 KB Output is correct
30 Correct 51 ms 4316 KB Output is correct
31 Correct 51 ms 4124 KB Output is correct
32 Correct 42 ms 3408 KB Output is correct
33 Correct 48 ms 4060 KB Output is correct
34 Correct 144 ms 11124 KB Output is correct
35 Correct 142 ms 11212 KB Output is correct
36 Correct 143 ms 11144 KB Output is correct
37 Correct 155 ms 11024 KB Output is correct
38 Correct 142 ms 11068 KB Output is correct
39 Correct 116 ms 10896 KB Output is correct
40 Correct 125 ms 10968 KB Output is correct
41 Correct 124 ms 11088 KB Output is correct
42 Correct 130 ms 11224 KB Output is correct
43 Correct 141 ms 11152 KB Output is correct
44 Correct 119 ms 11368 KB Output is correct
45 Correct 129 ms 11152 KB Output is correct
46 Correct 149 ms 11212 KB Output is correct
47 Correct 117 ms 11228 KB Output is correct
48 Correct 141 ms 11152 KB Output is correct
49 Correct 126 ms 10852 KB Output is correct
50 Correct 139 ms 10900 KB Output is correct
51 Correct 118 ms 10708 KB Output is correct
52 Correct 118 ms 10624 KB Output is correct
53 Correct 120 ms 10828 KB Output is correct
54 Correct 133 ms 9796 KB Output is correct
55 Correct 98 ms 8848 KB Output is correct
56 Correct 107 ms 9292 KB Output is correct
57 Correct 717 ms 55528 KB Output is correct
58 Correct 717 ms 55500 KB Output is correct
59 Correct 716 ms 55356 KB Output is correct
60 Correct 705 ms 55364 KB Output is correct
61 Correct 714 ms 55372 KB Output is correct
62 Correct 753 ms 55580 KB Output is correct
63 Correct 662 ms 53540 KB Output is correct
64 Correct 613 ms 53504 KB Output is correct
65 Correct 640 ms 55576 KB Output is correct
66 Correct 634 ms 55464 KB Output is correct
67 Correct 613 ms 55496 KB Output is correct
68 Correct 624 ms 55556 KB Output is correct
69 Correct 612 ms 55540 KB Output is correct
70 Correct 631 ms 55448 KB Output is correct
71 Correct 619 ms 55432 KB Output is correct
72 Correct 610 ms 55480 KB Output is correct
73 Correct 639 ms 51988 KB Output is correct
74 Correct 628 ms 53100 KB Output is correct
75 Correct 595 ms 52112 KB Output is correct
76 Correct 596 ms 51996 KB Output is correct
77 Correct 631 ms 51992 KB Output is correct
78 Correct 619 ms 49308 KB Output is correct
79 Correct 526 ms 42684 KB Output is correct
80 Correct 617 ms 46500 KB Output is correct