oj.uz

Submission #419463

# Submission time Handle Problem Language Result Execution time Memory
419463 2021-06-07T07:06:36 Z model_code Financial Report (JOI21_financial) C++17
100 / 100
 758 ms 24120 KB 
#include <set>
#include <vector>
#include <iostream>
#include <algorithm>
using namespace std;
class RMQ {
private:
	int sz;
	std::vector<int> val;
public:
	RMQ() : sz(0), val() {};
	RMQ(int N) {
		sz = 1;
		while(sz < N) {
			sz *= 2;
		}
		val = vector<int>(sz * 2, 0);
	}
	void update(int pos, int x) {
		pos += sz;
		val[pos] = x;
		while(pos > 1) {
			pos >>= 1;
			val[pos] = max(val[pos * 2], val[pos * 2 + 1]);
		}
	}
	int rangemax(int l, int r) {
		l += sz; r += sz;
		int ans = 0;
		while(l != r) {
			if(l & 1) ans = max(ans, val[l++]);
			if(r & 1) ans = max(ans, val[--r]);
			l >>= 1; r >>= 1;
		}
		return ans;
	}
};
int solve(int N, int D, vector<int> A) {
	vector<int> perm(N);
	for(int i = 0; i < N; ++i) {
		perm[i] = i;
	}
	sort(perm.begin(), perm.end(), [&](int i, int j) {
		return A[i] != A[j] ? A[i] < A[j] : i > j;
	});
	RMQ seg(N);
	set<int> st;
	st.insert(-1);
	st.insert(N);
	set<int> barrier;
	for(int i = 0; i < N - D; ++i) {
		barrier.insert(i);
	}
	for(int i : perm) {
		set<int>::iterator it = st.lower_bound(i);
		int pr = *it, pl = *(--it);
		if(pr - pl > D) {
			if(pr - i <= D) {
				for(int j = i; j <= pr; ++j) {
					barrier.erase(j);
				}
			}
			if(i - pl <= D) {
				for(int j = pl; j <= i; ++j) {
					barrier.erase(j);
				}
			}
		}
		st.insert(i);
		it = barrier.lower_bound(i);
		int leftmost = (it == barrier.begin() ? 0 : *(--it));
		int res = seg.rangemax(leftmost, i);
		seg.update(i, res + 1);
	}
	int answer = seg.rangemax(0, N);
	return answer;
}
int main() {
	cin.tie(0);
	ios_base::sync_with_stdio(false);
	int N, D;
	cin >> N >> D;
	vector<int> A(N);
	for(int i = 0; i < N; ++i) {
		cin >> A[i];
	}
	cout << solve(N, D, A) << endl;
	return 0;
}

Subtask #1
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 216 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 0 ms 296 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 0 ms 204 KB Output is correct
16 Correct 1 ms 204 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 0 ms 204 KB Output is correct
20 Correct 0 ms 204 KB Output is correct
21 Correct 1 ms 204 KB Output is correct
22 Correct 1 ms 204 KB Output is correct
23 Correct 0 ms 204 KB Output is correct
24 Correct 1 ms 204 KB Output is correct
25 Correct 0 ms 204 KB Output is correct
26 Correct 1 ms 204 KB Output is correct

Subtask #2
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 216 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 0 ms 296 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 0 ms 204 KB Output is correct
16 Correct 1 ms 204 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 0 ms 204 KB Output is correct
20 Correct 0 ms 204 KB Output is correct
21 Correct 1 ms 204 KB Output is correct
22 Correct 1 ms 204 KB Output is correct
23 Correct 0 ms 204 KB Output is correct
24 Correct 1 ms 204 KB Output is correct
25 Correct 0 ms 204 KB Output is correct
26 Correct 1 ms 204 KB Output is correct
27 Correct 1 ms 332 KB Output is correct
28 Correct 1 ms 332 KB Output is correct
29 Correct 1 ms 332 KB Output is correct
30 Correct 1 ms 332 KB Output is correct
31 Correct 1 ms 332 KB Output is correct
32 Correct 1 ms 332 KB Output is correct
33 Correct 1 ms 332 KB Output is correct
34 Correct 1 ms 332 KB Output is correct
35 Correct 1 ms 332 KB Output is correct
36 Correct 1 ms 332 KB Output is correct
37 Correct 1 ms 332 KB Output is correct
38 Correct 1 ms 332 KB Output is correct
39 Correct 1 ms 332 KB Output is correct
40 Correct 1 ms 332 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 216 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 0 ms 296 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 0 ms 204 KB Output is correct
16 Correct 1 ms 204 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 0 ms 204 KB Output is correct
20 Correct 0 ms 204 KB Output is correct
21 Correct 1 ms 204 KB Output is correct
22 Correct 1 ms 204 KB Output is correct
23 Correct 0 ms 204 KB Output is correct
24 Correct 1 ms 204 KB Output is correct
25 Correct 0 ms 204 KB Output is correct
26 Correct 1 ms 204 KB Output is correct
27 Correct 1 ms 332 KB Output is correct
28 Correct 1 ms 332 KB Output is correct
29 Correct 1 ms 332 KB Output is correct
30 Correct 1 ms 332 KB Output is correct
31 Correct 1 ms 332 KB Output is correct
32 Correct 1 ms 332 KB Output is correct
33 Correct 1 ms 332 KB Output is correct
34 Correct 1 ms 332 KB Output is correct
35 Correct 1 ms 332 KB Output is correct
36 Correct 1 ms 332 KB Output is correct
37 Correct 1 ms 332 KB Output is correct
38 Correct 1 ms 332 KB Output is correct
39 Correct 1 ms 332 KB Output is correct
40 Correct 1 ms 332 KB Output is correct
41 Correct 8 ms 716 KB Output is correct
42 Correct 8 ms 716 KB Output is correct
43 Correct 6 ms 716 KB Output is correct
44 Correct 6 ms 716 KB Output is correct
45 Correct 7 ms 716 KB Output is correct
46 Correct 5 ms 716 KB Output is correct
47 Correct 7 ms 716 KB Output is correct
48 Correct 7 ms 716 KB Output is correct
49 Correct 7 ms 716 KB Output is correct
50 Correct 10 ms 716 KB Output is correct
51 Correct 7 ms 716 KB Output is correct
52 Correct 7 ms 800 KB Output is correct
53 Correct 7 ms 716 KB Output is correct
54 Correct 6 ms 716 KB Output is correct
55 Correct 6 ms 768 KB Output is correct
56 Correct 6 ms 716 KB Output is correct
57 Correct 6 ms 716 KB Output is correct
58 Correct 4 ms 716 KB Output is correct
59 Correct 4 ms 676 KB Output is correct
60 Correct 5 ms 716 KB Output is correct
61 Correct 5 ms 716 KB Output is correct

Subtask #4
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 338 ms 22092 KB Output is correct
2 Correct 343 ms 24048 KB Output is correct
3 Correct 626 ms 24112 KB Output is correct
4 Correct 742 ms 24112 KB Output is correct
5 Correct 543 ms 23620 KB Output is correct
6 Correct 756 ms 24120 KB Output is correct
7 Correct 337 ms 21916 KB Output is correct
8 Correct 321 ms 21932 KB Output is correct
9 Correct 296 ms 21952 KB Output is correct
10 Correct 292 ms 22024 KB Output is correct
11 Correct 480 ms 22116 KB Output is correct
12 Correct 511 ms 22124 KB Output is correct
13 Correct 532 ms 22028 KB Output is correct
14 Correct 675 ms 22104 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 213 ms 21908 KB Output is correct
2 Correct 266 ms 22024 KB Output is correct
3 Correct 349 ms 21956 KB Output is correct
4 Correct 372 ms 22020 KB Output is correct
5 Correct 327 ms 22004 KB Output is correct
6 Correct 365 ms 21924 KB Output is correct
7 Correct 201 ms 21952 KB Output is correct
8 Correct 209 ms 22004 KB Output is correct
9 Correct 183 ms 21880 KB Output is correct
10 Correct 238 ms 21924 KB Output is correct
11 Correct 452 ms 21904 KB Output is correct
12 Correct 342 ms 21968 KB Output is correct

Subtask #6
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 216 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 0 ms 296 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 0 ms 204 KB Output is correct
16 Correct 1 ms 204 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 0 ms 204 KB Output is correct
20 Correct 0 ms 204 KB Output is correct
21 Correct 1 ms 204 KB Output is correct
22 Correct 1 ms 204 KB Output is correct
23 Correct 0 ms 204 KB Output is correct
24 Correct 1 ms 204 KB Output is correct
25 Correct 0 ms 204 KB Output is correct
26 Correct 1 ms 204 KB Output is correct
27 Correct 1 ms 332 KB Output is correct
28 Correct 1 ms 332 KB Output is correct
29 Correct 1 ms 332 KB Output is correct
30 Correct 1 ms 332 KB Output is correct
31 Correct 1 ms 332 KB Output is correct
32 Correct 1 ms 332 KB Output is correct
33 Correct 1 ms 332 KB Output is correct
34 Correct 1 ms 332 KB Output is correct
35 Correct 1 ms 332 KB Output is correct
36 Correct 1 ms 332 KB Output is correct
37 Correct 1 ms 332 KB Output is correct
38 Correct 1 ms 332 KB Output is correct
39 Correct 1 ms 332 KB Output is correct
40 Correct 1 ms 332 KB Output is correct
41 Correct 8 ms 716 KB Output is correct
42 Correct 8 ms 716 KB Output is correct
43 Correct 6 ms 716 KB Output is correct
44 Correct 6 ms 716 KB Output is correct
45 Correct 7 ms 716 KB Output is correct
46 Correct 5 ms 716 KB Output is correct
47 Correct 7 ms 716 KB Output is correct
48 Correct 7 ms 716 KB Output is correct
49 Correct 7 ms 716 KB Output is correct
50 Correct 10 ms 716 KB Output is correct
51 Correct 7 ms 716 KB Output is correct
52 Correct 7 ms 800 KB Output is correct
53 Correct 7 ms 716 KB Output is correct
54 Correct 6 ms 716 KB Output is correct
55 Correct 6 ms 768 KB Output is correct
56 Correct 6 ms 716 KB Output is correct
57 Correct 6 ms 716 KB Output is correct
58 Correct 4 ms 716 KB Output is correct
59 Correct 4 ms 676 KB Output is correct
60 Correct 5 ms 716 KB Output is correct
61 Correct 5 ms 716 KB Output is correct
62 Correct 338 ms 22092 KB Output is correct
63 Correct 343 ms 24048 KB Output is correct
64 Correct 626 ms 24112 KB Output is correct
65 Correct 742 ms 24112 KB Output is correct
66 Correct 543 ms 23620 KB Output is correct
67 Correct 756 ms 24120 KB Output is correct
68 Correct 337 ms 21916 KB Output is correct
69 Correct 321 ms 21932 KB Output is correct
70 Correct 296 ms 21952 KB Output is correct
71 Correct 292 ms 22024 KB Output is correct
72 Correct 480 ms 22116 KB Output is correct
73 Correct 511 ms 22124 KB Output is correct
74 Correct 532 ms 22028 KB Output is correct
75 Correct 675 ms 22104 KB Output is correct
76 Correct 213 ms 21908 KB Output is correct
77 Correct 266 ms 22024 KB Output is correct
78 Correct 349 ms 21956 KB Output is correct
79 Correct 372 ms 22020 KB Output is correct
80 Correct 327 ms 22004 KB Output is correct
81 Correct 365 ms 21924 KB Output is correct
82 Correct 201 ms 21952 KB Output is correct
83 Correct 209 ms 22004 KB Output is correct
84 Correct 183 ms 21880 KB Output is correct
85 Correct 238 ms 21924 KB Output is correct
86 Correct 452 ms 21904 KB Output is correct
87 Correct 342 ms 21968 KB Output is correct
88 Correct 722 ms 22896 KB Output is correct
89 Correct 758 ms 22516 KB Output is correct
90 Correct 613 ms 22212 KB Output is correct
91 Correct 548 ms 22024 KB Output is correct
92 Correct 422 ms 21984 KB Output is correct
93 Correct 453 ms 22028 KB Output is correct
94 Correct 467 ms 22116 KB Output is correct
95 Correct 645 ms 22488 KB Output is correct
96 Correct 584 ms 22084 KB Output is correct
97 Correct 555 ms 22024 KB Output is correct
98 Correct 515 ms 22128 KB Output is correct
99 Correct 463 ms 21964 KB Output is correct
100 Correct 511 ms 22032 KB Output is correct
101 Correct 292 ms 21956 KB Output is correct
102 Correct 290 ms 22036 KB Output is correct
103 Correct 307 ms 22016 KB Output is correct
104 Correct 334 ms 21924 KB Output is correct
105 Correct 395 ms 22076 KB Output is correct
106 Correct 340 ms 21972 KB Output is correct
107 Correct 382 ms 21996 KB Output is correct
108 Correct 527 ms 21972 KB Output is correct
109 Correct 430 ms 22084 KB Output is correct
110 Correct 646 ms 22108 KB Output is correct
111 Correct 523 ms 21964 KB Output is correct
112 Correct 379 ms 21920 KB Output is correct
113 Correct 489 ms 22008 KB Output is correct
114 Correct 505 ms 22096 KB Output is correct
115 Correct 213 ms 21964 KB Output is correct
116 Correct 207 ms 22048 KB Output is correct
117 Correct 318 ms 21900 KB Output is correct
118 Correct 317 ms 22020 KB Output is correct
119 Correct 319 ms 22004 KB Output is correct
120 Correct 324 ms 21900 KB Output is correct