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답안 #521721

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
521721 2022-02-02T19:59:47 Z surgutti Financial Report (JOI21_financial) C++17
100 / 100
 414 ms 20844 KB 
#include <bits/stdc++.h>

using namespace std;

int main() {
    ios::sync_with_stdio(false), cin.tie(nullptr);

    int n, d; cin >> n >> d;
    vector<int> a(n);

    for (int &x : a)    cin >> x;

    vector<int> v = a;
    v.push_back(-1);

    sort(v.begin(), v.end());
    v.erase(unique(v.begin(), v.end()), v.end());

    for (int &x : a)    x = lower_bound(v.begin(), v.end(), x) - v.begin();

    int tree_size = 1;

    while (tree_size < (int) v.size())  tree_size <<= 1;

    vector<int> tree(tree_size << 1);

    auto query = [&tree, tree_size] (int l, int r) {
        int res = 0;
        for (l += tree_size, r += tree_size + 1; l < r; l >>= 1, r >>= 1) {
            if (l & 1)  res = max(res, tree[l++]);
            if (r & 1)  res = max(res, tree[--r]);
        }
        return res;
    };

    int ans = 0;
    auto update = [&tree, tree_size, &ans] (int p, int v) {
        ans = max(ans, v);
        for (tree[p += tree_size] = v; p >>= 1; )
            tree[p] = max(tree[p << 1 | 0], tree[p << 1 | 1]);
    };

    set<pair<int, int>> between, past;

    for (int i = 0; i < n; i++) {
        update(a[i], max(query(0, a[i] - 1) + 1, query(a[i], a[i])));
        
        between.insert({a[i], i});
        if (i >= d) {
            between.erase({a[i - d], i - d});
            past.insert({a[i - d], i - d});
            
            while (past.size() && between.begin()->first > past.begin()->first) {
                update(past.begin()->first, 0);
                past.erase(past.begin());
            }
        }
    }
    
    cout << ans << '\n';
}

Subtask #1
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 0 ms 204 KB Output is correct
13 Correct 0 ms 204 KB Output is correct
14 Correct 0 ms 204 KB Output is correct
15 Correct 0 ms 204 KB Output is correct
16 Correct 0 ms 204 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 0 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 0 ms 204 KB Output is correct
22 Correct 0 ms 204 KB Output is correct
23 Correct 0 ms 204 KB Output is correct
24 Correct 0 ms 204 KB Output is correct
25 Correct 0 ms 204 KB Output is correct
26 Correct 0 ms 204 KB Output is correct

Subtask #2
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 0 ms 204 KB Output is correct
13 Correct 0 ms 204 KB Output is correct
14 Correct 0 ms 204 KB Output is correct
15 Correct 0 ms 204 KB Output is correct
16 Correct 0 ms 204 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 0 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 0 ms 204 KB Output is correct
22 Correct 0 ms 204 KB Output is correct
23 Correct 0 ms 204 KB Output is correct
24 Correct 0 ms 204 KB Output is correct
25 Correct 0 ms 204 KB Output is correct
26 Correct 0 ms 204 KB Output is correct
27 Correct 0 ms 204 KB Output is correct
28 Correct 0 ms 204 KB Output is correct
29 Correct 0 ms 204 KB Output is correct
30 Correct 1 ms 204 KB Output is correct
31 Correct 0 ms 332 KB Output is correct
32 Correct 1 ms 332 KB Output is correct
33 Correct 1 ms 204 KB Output is correct
34 Correct 0 ms 204 KB Output is correct
35 Correct 1 ms 204 KB Output is correct
36 Correct 1 ms 332 KB Output is correct
37 Correct 1 ms 204 KB Output is correct
38 Correct 1 ms 204 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

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 0 ms 204 KB Output is correct
13 Correct 0 ms 204 KB Output is correct
14 Correct 0 ms 204 KB Output is correct
15 Correct 0 ms 204 KB Output is correct
16 Correct 0 ms 204 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 0 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 0 ms 204 KB Output is correct
22 Correct 0 ms 204 KB Output is correct
23 Correct 0 ms 204 KB Output is correct
24 Correct 0 ms 204 KB Output is correct
25 Correct 0 ms 204 KB Output is correct
26 Correct 0 ms 204 KB Output is correct
27 Correct 0 ms 204 KB Output is correct
28 Correct 0 ms 204 KB Output is correct
29 Correct 0 ms 204 KB Output is correct
30 Correct 1 ms 204 KB Output is correct
31 Correct 0 ms 332 KB Output is correct
32 Correct 1 ms 332 KB Output is correct
33 Correct 1 ms 204 KB Output is correct
34 Correct 0 ms 204 KB Output is correct
35 Correct 1 ms 204 KB Output is correct
36 Correct 1 ms 332 KB Output is correct
37 Correct 1 ms 204 KB Output is correct
38 Correct 1 ms 204 KB Output is correct
39 Correct 1 ms 332 KB Output is correct
40 Correct 1 ms 332 KB Output is correct
41 Correct 4 ms 332 KB Output is correct
42 Correct 4 ms 332 KB Output is correct
43 Correct 3 ms 460 KB Output is correct
44 Correct 5 ms 476 KB Output is correct
45 Correct 5 ms 588 KB Output is correct
46 Correct 4 ms 716 KB Output is correct
47 Correct 3 ms 460 KB Output is correct
48 Correct 4 ms 460 KB Output is correct
49 Correct 5 ms 504 KB Output is correct
50 Correct 5 ms 460 KB Output is correct
51 Correct 3 ms 444 KB Output is correct
52 Correct 4 ms 448 KB Output is correct
53 Correct 4 ms 460 KB Output is correct
54 Correct 5 ms 452 KB Output is correct
55 Correct 6 ms 636 KB Output is correct
56 Correct 5 ms 684 KB Output is correct
57 Correct 5 ms 716 KB Output is correct
58 Correct 3 ms 716 KB Output is correct
59 Correct 4 ms 716 KB Output is correct
60 Correct 4 ms 716 KB Output is correct
61 Correct 4 ms 716 KB Output is correct

Subtask #4
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 112 ms 16700 KB Output is correct
2 Correct 88 ms 4588 KB Output is correct
3 Correct 109 ms 3796 KB Output is correct
4 Correct 190 ms 4712 KB Output is correct
5 Correct 154 ms 6720 KB Output is correct
6 Correct 175 ms 6704 KB Output is correct
7 Correct 130 ms 6660 KB Output is correct
8 Correct 149 ms 20796 KB Output is correct
9 Correct 136 ms 6700 KB Output is correct
10 Correct 144 ms 13660 KB Output is correct
11 Correct 164 ms 6700 KB Output is correct
12 Correct 164 ms 6880 KB Output is correct
13 Correct 146 ms 6768 KB Output is correct
14 Correct 177 ms 6712 KB Output is correct

Subtask #5
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 103 ms 16644 KB Output is correct
2 Correct 154 ms 16732 KB Output is correct
3 Correct 236 ms 16768 KB Output is correct
4 Correct 301 ms 20784 KB Output is correct
5 Correct 242 ms 20828 KB Output is correct
6 Correct 290 ms 20784 KB Output is correct
7 Correct 151 ms 20800 KB Output is correct
8 Correct 131 ms 20832 KB Output is correct
9 Correct 159 ms 20700 KB Output is correct
10 Correct 200 ms 20780 KB Output is correct
11 Correct 275 ms 20836 KB Output is correct
12 Correct 220 ms 20784 KB Output is correct

Subtask #6
35.0 / 35.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 0 ms 204 KB Output is correct
13 Correct 0 ms 204 KB Output is correct
14 Correct 0 ms 204 KB Output is correct
15 Correct 0 ms 204 KB Output is correct
16 Correct 0 ms 204 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 0 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 0 ms 204 KB Output is correct
22 Correct 0 ms 204 KB Output is correct
23 Correct 0 ms 204 KB Output is correct
24 Correct 0 ms 204 KB Output is correct
25 Correct 0 ms 204 KB Output is correct
26 Correct 0 ms 204 KB Output is correct
27 Correct 0 ms 204 KB Output is correct
28 Correct 0 ms 204 KB Output is correct
29 Correct 0 ms 204 KB Output is correct
30 Correct 1 ms 204 KB Output is correct
31 Correct 0 ms 332 KB Output is correct
32 Correct 1 ms 332 KB Output is correct
33 Correct 1 ms 204 KB Output is correct
34 Correct 0 ms 204 KB Output is correct
35 Correct 1 ms 204 KB Output is correct
36 Correct 1 ms 332 KB Output is correct
37 Correct 1 ms 204 KB Output is correct
38 Correct 1 ms 204 KB Output is correct
39 Correct 1 ms 332 KB Output is correct
40 Correct 1 ms 332 KB Output is correct
41 Correct 4 ms 332 KB Output is correct
42 Correct 4 ms 332 KB Output is correct
43 Correct 3 ms 460 KB Output is correct
44 Correct 5 ms 476 KB Output is correct
45 Correct 5 ms 588 KB Output is correct
46 Correct 4 ms 716 KB Output is correct
47 Correct 3 ms 460 KB Output is correct
48 Correct 4 ms 460 KB Output is correct
49 Correct 5 ms 504 KB Output is correct
50 Correct 5 ms 460 KB Output is correct
51 Correct 3 ms 444 KB Output is correct
52 Correct 4 ms 448 KB Output is correct
53 Correct 4 ms 460 KB Output is correct
54 Correct 5 ms 452 KB Output is correct
55 Correct 6 ms 636 KB Output is correct
56 Correct 5 ms 684 KB Output is correct
57 Correct 5 ms 716 KB Output is correct
58 Correct 3 ms 716 KB Output is correct
59 Correct 4 ms 716 KB Output is correct
60 Correct 4 ms 716 KB Output is correct
61 Correct 4 ms 716 KB Output is correct
62 Correct 112 ms 16700 KB Output is correct
63 Correct 88 ms 4588 KB Output is correct
64 Correct 109 ms 3796 KB Output is correct
65 Correct 190 ms 4712 KB Output is correct
66 Correct 154 ms 6720 KB Output is correct
67 Correct 175 ms 6704 KB Output is correct
68 Correct 130 ms 6660 KB Output is correct
69 Correct 149 ms 20796 KB Output is correct
70 Correct 136 ms 6700 KB Output is correct
71 Correct 144 ms 13660 KB Output is correct
72 Correct 164 ms 6700 KB Output is correct
73 Correct 164 ms 6880 KB Output is correct
74 Correct 146 ms 6768 KB Output is correct
75 Correct 177 ms 6712 KB Output is correct
76 Correct 103 ms 16644 KB Output is correct
77 Correct 154 ms 16732 KB Output is correct
78 Correct 236 ms 16768 KB Output is correct
79 Correct 301 ms 20784 KB Output is correct
80 Correct 242 ms 20828 KB Output is correct
81 Correct 290 ms 20784 KB Output is correct
82 Correct 151 ms 20800 KB Output is correct
83 Correct 131 ms 20832 KB Output is correct
84 Correct 159 ms 20700 KB Output is correct
85 Correct 200 ms 20780 KB Output is correct
86 Correct 275 ms 20836 KB Output is correct
87 Correct 220 ms 20784 KB Output is correct
88 Correct 140 ms 3796 KB Output is correct
89 Correct 200 ms 7092 KB Output is correct
90 Correct 219 ms 6832 KB Output is correct
91 Correct 410 ms 19280 KB Output is correct
92 Correct 216 ms 16652 KB Output is correct
93 Correct 414 ms 16828 KB Output is correct
94 Correct 379 ms 18736 KB Output is correct
95 Correct 187 ms 6840 KB Output is correct
96 Correct 229 ms 8808 KB Output is correct
97 Correct 283 ms 11492 KB Output is correct
98 Correct 347 ms 19068 KB Output is correct
99 Correct 364 ms 20576 KB Output is correct
100 Correct 377 ms 20784 KB Output is correct
101 Correct 143 ms 6720 KB Output is correct
102 Correct 187 ms 6704 KB Output is correct
103 Correct 222 ms 6808 KB Output is correct
104 Correct 288 ms 7140 KB Output is correct
105 Correct 359 ms 10972 KB Output is correct
106 Correct 226 ms 20272 KB Output is correct
107 Correct 278 ms 20752 KB Output is correct
108 Correct 408 ms 20828 KB Output is correct
109 Correct 160 ms 6840 KB Output is correct
110 Correct 269 ms 15844 KB Output is correct
111 Correct 325 ms 18696 KB Output is correct
112 Correct 240 ms 18272 KB Output is correct
113 Correct 383 ms 20840 KB Output is correct
114 Correct 382 ms 20792 KB Output is correct
115 Correct 132 ms 20828 KB Output is correct
116 Correct 131 ms 20844 KB Output is correct
117 Correct 196 ms 20816 KB Output is correct
118 Correct 185 ms 20796 KB Output is correct
119 Correct 200 ms 20740 KB Output is correct
120 Correct 212 ms 20796 KB Output is correct