oj.uz

Submission #951677

# Submission time Handle Problem Language Result Execution time Memory
951677 2024-03-22T09:59:30 Z arbuzick Financial Report (JOI21_financial) C++17
100 / 100
 327 ms 26836 KB 
#include <bits/stdc++.h>

using namespace std;

constexpr int inf = 1e9 + 7;

constexpr int R = 1 << 19;

int mx[R * 2];

void change(int pos, int val) {
    pos += R;
    mx[pos] = val;
    for (pos /= 2; pos > 0; pos /= 2) {
        mx[pos] = max(mx[pos * 2], mx[pos * 2 + 1]);
    }
}

int get(int l, int r) {
    l += R;
    r += R;
    int ans = -inf;
    while (l < r) {
        if (l & 1) {
            ans = max(ans, mx[l++]);
        }
        if (r & 1) {
            ans = max(ans, mx[--r]);
        }
        l >>= 1;
        r >>= 1;
    }
    return ans;
}

void solve() {
    int n, d;
    cin >> n >> d;
    vector<int> a(n);
    for (int i = 0; i < n; ++i) {
        cin >> a[i];
    }
    vector<pair<int, int>> ord(n);
    for (int i = 0; i < n; ++i) {
        ord[i] = {a[i], -i};
    }
    sort(ord.begin(), ord.end());
    vector<pair<int, int>> lr(n);
    set<int> used, s;
    for (auto [vl, pos] : ord) {
        int i = -pos;
        auto it = used.lower_bound(i);
        if (it != used.end() && *it - i <= d && s.count(*it)) {
            s.erase(*it);
        }
        if (it != used.begin()) {
            it--;
            if (i - *it > d) {
                s.insert(i);
            }
        } else {
            s.insert(i);
        }
        used.insert(i);
        it = s.upper_bound(i);
        if (it != s.begin()) {
            it--;
            lr[i] = {*it, i};
        } else {
            lr[i] = {0, i};
        }
    }
    for (int i = 0; i < n; ++i) {
        change(i, -inf);
    }
    for (auto [vl, pos] : ord) {
        int i = -pos;
        change(i, max(1, get(lr[i].first, lr[i].second) + 1));
    }
    cout << get(0, n) << '\n';
}

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

Subtask #1
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 0 ms 2396 KB Output is correct
3 Correct 0 ms 2392 KB Output is correct
4 Correct 1 ms 2392 KB Output is correct
5 Correct 2 ms 2392 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 2484 KB Output is correct
12 Correct 1 ms 2392 KB Output is correct
13 Correct 1 ms 2392 KB Output is correct
14 Correct 1 ms 2396 KB Output is correct
15 Correct 2 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 1 ms 2392 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct
21 Correct 1 ms 2396 KB Output is correct
22 Correct 1 ms 2396 KB Output is correct
23 Correct 1 ms 2396 KB Output is correct
24 Correct 1 ms 2396 KB Output is correct
25 Correct 1 ms 2396 KB Output is correct
26 Correct 0 ms 2396 KB Output is correct

Subtask #2
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 0 ms 2396 KB Output is correct
3 Correct 0 ms 2392 KB Output is correct
4 Correct 1 ms 2392 KB Output is correct
5 Correct 2 ms 2392 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 2484 KB Output is correct
12 Correct 1 ms 2392 KB Output is correct
13 Correct 1 ms 2392 KB Output is correct
14 Correct 1 ms 2396 KB Output is correct
15 Correct 2 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 1 ms 2392 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct
21 Correct 1 ms 2396 KB Output is correct
22 Correct 1 ms 2396 KB Output is correct
23 Correct 1 ms 2396 KB Output is correct
24 Correct 1 ms 2396 KB Output is correct
25 Correct 1 ms 2396 KB Output is correct
26 Correct 0 ms 2396 KB Output is correct
27 Correct 1 ms 2396 KB Output is correct
28 Correct 1 ms 2396 KB Output is correct
29 Correct 2 ms 2396 KB Output is correct
30 Correct 1 ms 2396 KB Output is correct
31 Correct 1 ms 2396 KB Output is correct
32 Correct 1 ms 2392 KB Output is correct
33 Correct 1 ms 2396 KB Output is correct
34 Correct 1 ms 2396 KB Output is correct
35 Correct 1 ms 2648 KB Output is correct
36 Correct 1 ms 2396 KB Output is correct
37 Correct 1 ms 2596 KB Output is correct
38 Correct 1 ms 2396 KB Output is correct
39 Correct 1 ms 2396 KB Output is correct
40 Correct 1 ms 2396 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 0 ms 2396 KB Output is correct
3 Correct 0 ms 2392 KB Output is correct
4 Correct 1 ms 2392 KB Output is correct
5 Correct 2 ms 2392 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 2484 KB Output is correct
12 Correct 1 ms 2392 KB Output is correct
13 Correct 1 ms 2392 KB Output is correct
14 Correct 1 ms 2396 KB Output is correct
15 Correct 2 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 1 ms 2392 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct
21 Correct 1 ms 2396 KB Output is correct
22 Correct 1 ms 2396 KB Output is correct
23 Correct 1 ms 2396 KB Output is correct
24 Correct 1 ms 2396 KB Output is correct
25 Correct 1 ms 2396 KB Output is correct
26 Correct 0 ms 2396 KB Output is correct
27 Correct 1 ms 2396 KB Output is correct
28 Correct 1 ms 2396 KB Output is correct
29 Correct 2 ms 2396 KB Output is correct
30 Correct 1 ms 2396 KB Output is correct
31 Correct 1 ms 2396 KB Output is correct
32 Correct 1 ms 2392 KB Output is correct
33 Correct 1 ms 2396 KB Output is correct
34 Correct 1 ms 2396 KB Output is correct
35 Correct 1 ms 2648 KB Output is correct
36 Correct 1 ms 2396 KB Output is correct
37 Correct 1 ms 2596 KB Output is correct
38 Correct 1 ms 2396 KB Output is correct
39 Correct 1 ms 2396 KB Output is correct
40 Correct 1 ms 2396 KB Output is correct
41 Correct 5 ms 2852 KB Output is correct
42 Correct 5 ms 2908 KB Output is correct
43 Correct 4 ms 2908 KB Output is correct
44 Correct 4 ms 2908 KB Output is correct
45 Correct 4 ms 2908 KB Output is correct
46 Correct 4 ms 2908 KB Output is correct
47 Correct 4 ms 2908 KB Output is correct
48 Correct 4 ms 2904 KB Output is correct
49 Correct 4 ms 2904 KB Output is correct
50 Correct 5 ms 2908 KB Output is correct
51 Correct 4 ms 2908 KB Output is correct
52 Correct 5 ms 2908 KB Output is correct
53 Correct 3 ms 2908 KB Output is correct
54 Correct 4 ms 2904 KB Output is correct
55 Correct 4 ms 2904 KB Output is correct
56 Correct 4 ms 2908 KB Output is correct
57 Correct 4 ms 2908 KB Output is correct
58 Correct 3 ms 2908 KB Output is correct
59 Correct 3 ms 2908 KB Output is correct
60 Correct 3 ms 2796 KB Output is correct
61 Correct 3 ms 2904 KB Output is correct

Subtask #4
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 137 ms 23568 KB Output is correct
2 Correct 175 ms 23520 KB Output is correct
3 Correct 244 ms 23400 KB Output is correct
4 Correct 327 ms 23476 KB Output is correct
5 Correct 230 ms 23384 KB Output is correct
6 Correct 321 ms 23360 KB Output is correct
7 Correct 147 ms 23336 KB Output is correct
8 Correct 133 ms 26420 KB Output is correct
9 Correct 120 ms 26452 KB Output is correct
10 Correct 126 ms 26764 KB Output is correct
11 Correct 229 ms 26332 KB Output is correct
12 Correct 247 ms 26332 KB Output is correct
13 Correct 201 ms 26428 KB Output is correct
14 Correct 305 ms 26328 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 139 ms 23684 KB Output is correct
2 Correct 180 ms 26292 KB Output is correct
3 Correct 215 ms 26448 KB Output is correct
4 Correct 240 ms 26296 KB Output is correct
5 Correct 212 ms 26496 KB Output is correct
6 Correct 215 ms 26460 KB Output is correct
7 Correct 164 ms 26448 KB Output is correct
8 Correct 136 ms 26316 KB Output is correct
9 Correct 130 ms 26192 KB Output is correct
10 Correct 174 ms 26188 KB Output is correct
11 Correct 235 ms 26452 KB Output is correct
12 Correct 201 ms 26448 KB Output is correct

Subtask #6
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 0 ms 2396 KB Output is correct
3 Correct 0 ms 2392 KB Output is correct
4 Correct 1 ms 2392 KB Output is correct
5 Correct 2 ms 2392 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 2484 KB Output is correct
12 Correct 1 ms 2392 KB Output is correct
13 Correct 1 ms 2392 KB Output is correct
14 Correct 1 ms 2396 KB Output is correct
15 Correct 2 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 1 ms 2392 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct
21 Correct 1 ms 2396 KB Output is correct
22 Correct 1 ms 2396 KB Output is correct
23 Correct 1 ms 2396 KB Output is correct
24 Correct 1 ms 2396 KB Output is correct
25 Correct 1 ms 2396 KB Output is correct
26 Correct 0 ms 2396 KB Output is correct
27 Correct 1 ms 2396 KB Output is correct
28 Correct 1 ms 2396 KB Output is correct
29 Correct 2 ms 2396 KB Output is correct
30 Correct 1 ms 2396 KB Output is correct
31 Correct 1 ms 2396 KB Output is correct
32 Correct 1 ms 2392 KB Output is correct
33 Correct 1 ms 2396 KB Output is correct
34 Correct 1 ms 2396 KB Output is correct
35 Correct 1 ms 2648 KB Output is correct
36 Correct 1 ms 2396 KB Output is correct
37 Correct 1 ms 2596 KB Output is correct
38 Correct 1 ms 2396 KB Output is correct
39 Correct 1 ms 2396 KB Output is correct
40 Correct 1 ms 2396 KB Output is correct
41 Correct 5 ms 2852 KB Output is correct
42 Correct 5 ms 2908 KB Output is correct
43 Correct 4 ms 2908 KB Output is correct
44 Correct 4 ms 2908 KB Output is correct
45 Correct 4 ms 2908 KB Output is correct
46 Correct 4 ms 2908 KB Output is correct
47 Correct 4 ms 2908 KB Output is correct
48 Correct 4 ms 2904 KB Output is correct
49 Correct 4 ms 2904 KB Output is correct
50 Correct 5 ms 2908 KB Output is correct
51 Correct 4 ms 2908 KB Output is correct
52 Correct 5 ms 2908 KB Output is correct
53 Correct 3 ms 2908 KB Output is correct
54 Correct 4 ms 2904 KB Output is correct
55 Correct 4 ms 2904 KB Output is correct
56 Correct 4 ms 2908 KB Output is correct
57 Correct 4 ms 2908 KB Output is correct
58 Correct 3 ms 2908 KB Output is correct
59 Correct 3 ms 2908 KB Output is correct
60 Correct 3 ms 2796 KB Output is correct
61 Correct 3 ms 2904 KB Output is correct
62 Correct 137 ms 23568 KB Output is correct
63 Correct 175 ms 23520 KB Output is correct
64 Correct 244 ms 23400 KB Output is correct
65 Correct 327 ms 23476 KB Output is correct
66 Correct 230 ms 23384 KB Output is correct
67 Correct 321 ms 23360 KB Output is correct
68 Correct 147 ms 23336 KB Output is correct
69 Correct 133 ms 26420 KB Output is correct
70 Correct 120 ms 26452 KB Output is correct
71 Correct 126 ms 26764 KB Output is correct
72 Correct 229 ms 26332 KB Output is correct
73 Correct 247 ms 26332 KB Output is correct
74 Correct 201 ms 26428 KB Output is correct
75 Correct 305 ms 26328 KB Output is correct
76 Correct 139 ms 23684 KB Output is correct
77 Correct 180 ms 26292 KB Output is correct
78 Correct 215 ms 26448 KB Output is correct
79 Correct 240 ms 26296 KB Output is correct
80 Correct 212 ms 26496 KB Output is correct
81 Correct 215 ms 26460 KB Output is correct
82 Correct 164 ms 26448 KB Output is correct
83 Correct 136 ms 26316 KB Output is correct
84 Correct 130 ms 26192 KB Output is correct
85 Correct 174 ms 26188 KB Output is correct
86 Correct 235 ms 26452 KB Output is correct
87 Correct 201 ms 26448 KB Output is correct
88 Correct 308 ms 26708 KB Output is correct
89 Correct 321 ms 26332 KB Output is correct
90 Correct 266 ms 26500 KB Output is correct
91 Correct 263 ms 26500 KB Output is correct
92 Correct 177 ms 26452 KB Output is correct
93 Correct 225 ms 26448 KB Output is correct
94 Correct 253 ms 26300 KB Output is correct
95 Correct 256 ms 26448 KB Output is correct
96 Correct 239 ms 26316 KB Output is correct
97 Correct 277 ms 26456 KB Output is correct
98 Correct 242 ms 26664 KB Output is correct
99 Correct 233 ms 26324 KB Output is correct
100 Correct 230 ms 26448 KB Output is correct
101 Correct 125 ms 26496 KB Output is correct
102 Correct 142 ms 26532 KB Output is correct
103 Correct 158 ms 26452 KB Output is correct
104 Correct 177 ms 26836 KB Output is correct
105 Correct 194 ms 26344 KB Output is correct
106 Correct 166 ms 26408 KB Output is correct
107 Correct 195 ms 26460 KB Output is correct
108 Correct 218 ms 26448 KB Output is correct
109 Correct 182 ms 26448 KB Output is correct
110 Correct 245 ms 26452 KB Output is correct
111 Correct 230 ms 26308 KB Output is correct
112 Correct 198 ms 26708 KB Output is correct
113 Correct 225 ms 26424 KB Output is correct
114 Correct 228 ms 26448 KB Output is correct
115 Correct 152 ms 26708 KB Output is correct
116 Correct 160 ms 26448 KB Output is correct
117 Correct 180 ms 26476 KB Output is correct
118 Correct 199 ms 26496 KB Output is correct
119 Correct 153 ms 26300 KB Output is correct
120 Correct 156 ms 26316 KB Output is correct