oj.uz

Submission #421143

# Submission time Handle Problem Language Result Execution time Memory
421143 2021-06-08T19:03:27 Z Mamedov Financial Report (JOI21_financial) C++17
100 / 100
 393 ms 12700 KB 
#include <bits/stdc++.h>
#define pii pair<int, int>
#define piii pair<int, pii>
#define pb push_back
#define ll long long
#define pll pair<ll, ll>
#define ui unsigned int
#define ull unsigned long long
#define f first
#define s second
#define oo 1000000000

using namespace std;


const int up = 3e5 + 5;
int tree[up << 2];

void update(int node, int l, int r, int pos, int val) {
    if(l == r) {
        tree[node] = val;
    }else {
        int mid = (l + r) >> 1;
        if(pos <= mid) {
            update(node << 1, l, mid, pos, val);
        }else {
            update((node << 1) | 1, mid + 1, r, pos, val);
        }
        tree[node] = max(tree[node << 1], tree[(node << 1) | 1]);
    }
}

int Max(int node, int l, int r, int ql, int qr) {
    if(ql > qr || l > qr || ql > r) return 0;
    if(ql <= l && r <= qr) {
        return tree[node];
    }else {
        int mid = (l + r) >> 1;
        return max(Max(node << 1, l, mid, ql, qr), Max((node << 1) | 1, mid + 1, r, ql, qr));
    }
}

bool cmp(pii p1, pii p2) {
    if(p1.f == p2.f) return p1.s > p2.s;
    else return p1.f < p2.f;
}
void solve() {
    int n, d;
    cin >> n >> d;
    vector<pii>a(n);
    vector<int>dp(n, 1);
    for(int i = 0; i < n; ++i) {
        cin >> a[i].f;
        a[i].s = i;
    }
    sort(a.begin(), a.end());
    set<pii>ranges;
    vector<int>to_left(n);
    for(int i = 0; i < n; ++i) {
        int idx = a[i].s;
        pii cur = {idx, idx + d};
        auto itr = ranges.upper_bound(cur);
        if(itr != ranges.end() && itr->f <= cur.s) {
            cur.s = max(cur.s, itr->s);
            ranges.erase(itr);
        }
        itr = ranges.upper_bound(cur);
        if(itr != ranges.begin()) {
            --itr;
            if(itr->s >= cur.f && itr->f <= cur.f) {
                cur.f = itr->f;
                cur.s = max(itr->s, cur.s);
                ranges.erase(itr);
            }
        }
        to_left[idx] = cur.f;
        ranges.insert(cur);
    }
    sort(a.begin(), a.end(), cmp);
    int res = 0;
    for(int i = 0; i < n; ++i) {
        int idx = a[i].s;
        dp[idx] = Max(1, 0, n - 1, to_left[idx], idx - 1) + 1;
        update(1, 0, n - 1, idx, dp[idx]);
        //cout << "for " << idx << " " << dp[idx] << '\n';
        res = max(res, dp[idx]);
    }
    cout << res << '\n';
}
int main() {
    ios_base::sync_with_stdio(false);
    solve();
    return 0;
}

Subtask #1
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 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 0 ms 204 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 1 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 0 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 1 ms 204 KB Output is correct
21 Correct 0 ms 204 KB Output is correct
22 Correct 1 ms 204 KB Output is correct
23 Correct 1 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 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 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 0 ms 204 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 1 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 0 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 1 ms 204 KB Output is correct
21 Correct 0 ms 204 KB Output is correct
22 Correct 1 ms 204 KB Output is correct
23 Correct 1 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 204 KB Output is correct
29 Correct 1 ms 332 KB Output is correct
30 Correct 1 ms 204 KB Output is correct
31 Correct 1 ms 332 KB Output is correct
32 Correct 1 ms 204 KB Output is correct
33 Correct 1 ms 332 KB Output is correct
34 Correct 1 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 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 204 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 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 0 ms 204 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 1 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 0 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 1 ms 204 KB Output is correct
21 Correct 0 ms 204 KB Output is correct
22 Correct 1 ms 204 KB Output is correct
23 Correct 1 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 204 KB Output is correct
29 Correct 1 ms 332 KB Output is correct
30 Correct 1 ms 204 KB Output is correct
31 Correct 1 ms 332 KB Output is correct
32 Correct 1 ms 204 KB Output is correct
33 Correct 1 ms 332 KB Output is correct
34 Correct 1 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 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 204 KB Output is correct
41 Correct 6 ms 512 KB Output is correct
42 Correct 6 ms 548 KB Output is correct
43 Correct 5 ms 508 KB Output is correct
44 Correct 5 ms 460 KB Output is correct
45 Correct 5 ms 460 KB Output is correct
46 Correct 5 ms 460 KB Output is correct
47 Correct 5 ms 460 KB Output is correct
48 Correct 5 ms 460 KB Output is correct
49 Correct 5 ms 460 KB Output is correct
50 Correct 5 ms 460 KB Output is correct
51 Correct 5 ms 436 KB Output is correct
52 Correct 6 ms 460 KB Output is correct
53 Correct 4 ms 460 KB Output is correct
54 Correct 4 ms 460 KB Output is correct
55 Correct 5 ms 460 KB Output is correct
56 Correct 5 ms 492 KB Output is correct
57 Correct 5 ms 496 KB Output is correct
58 Correct 4 ms 460 KB Output is correct
59 Correct 4 ms 460 KB Output is correct
60 Correct 5 ms 460 KB Output is correct
61 Correct 4 ms 460 KB Output is correct

Subtask #4
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 177 ms 9028 KB Output is correct
2 Correct 285 ms 12612 KB Output is correct
3 Correct 330 ms 12700 KB Output is correct
4 Correct 393 ms 12548 KB Output is correct
5 Correct 314 ms 11792 KB Output is correct
6 Correct 370 ms 12532 KB Output is correct
7 Correct 172 ms 9072 KB Output is correct
8 Correct 117 ms 9108 KB Output is correct
9 Correct 162 ms 9156 KB Output is correct
10 Correct 148 ms 9028 KB Output is correct
11 Correct 293 ms 9396 KB Output is correct
12 Correct 320 ms 9504 KB Output is correct
13 Correct 309 ms 9080 KB Output is correct
14 Correct 271 ms 9284 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 203 ms 9028 KB Output is correct
2 Correct 291 ms 9108 KB Output is correct
3 Correct 279 ms 9104 KB Output is correct
4 Correct 279 ms 9028 KB Output is correct
5 Correct 288 ms 9116 KB Output is correct
6 Correct 284 ms 9116 KB Output is correct
7 Correct 170 ms 9080 KB Output is correct
8 Correct 116 ms 9108 KB Output is correct
9 Correct 183 ms 9028 KB Output is correct
10 Correct 216 ms 9080 KB Output is correct
11 Correct 256 ms 9156 KB Output is correct
12 Correct 272 ms 9028 KB Output is correct

Subtask #6
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 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 0 ms 204 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 1 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 0 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 1 ms 204 KB Output is correct
21 Correct 0 ms 204 KB Output is correct
22 Correct 1 ms 204 KB Output is correct
23 Correct 1 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 204 KB Output is correct
29 Correct 1 ms 332 KB Output is correct
30 Correct 1 ms 204 KB Output is correct
31 Correct 1 ms 332 KB Output is correct
32 Correct 1 ms 204 KB Output is correct
33 Correct 1 ms 332 KB Output is correct
34 Correct 1 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 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 204 KB Output is correct
41 Correct 6 ms 512 KB Output is correct
42 Correct 6 ms 548 KB Output is correct
43 Correct 5 ms 508 KB Output is correct
44 Correct 5 ms 460 KB Output is correct
45 Correct 5 ms 460 KB Output is correct
46 Correct 5 ms 460 KB Output is correct
47 Correct 5 ms 460 KB Output is correct
48 Correct 5 ms 460 KB Output is correct
49 Correct 5 ms 460 KB Output is correct
50 Correct 5 ms 460 KB Output is correct
51 Correct 5 ms 436 KB Output is correct
52 Correct 6 ms 460 KB Output is correct
53 Correct 4 ms 460 KB Output is correct
54 Correct 4 ms 460 KB Output is correct
55 Correct 5 ms 460 KB Output is correct
56 Correct 5 ms 492 KB Output is correct
57 Correct 5 ms 496 KB Output is correct
58 Correct 4 ms 460 KB Output is correct
59 Correct 4 ms 460 KB Output is correct
60 Correct 5 ms 460 KB Output is correct
61 Correct 4 ms 460 KB Output is correct
62 Correct 177 ms 9028 KB Output is correct
63 Correct 285 ms 12612 KB Output is correct
64 Correct 330 ms 12700 KB Output is correct
65 Correct 393 ms 12548 KB Output is correct
66 Correct 314 ms 11792 KB Output is correct
67 Correct 370 ms 12532 KB Output is correct
68 Correct 172 ms 9072 KB Output is correct
69 Correct 117 ms 9108 KB Output is correct
70 Correct 162 ms 9156 KB Output is correct
71 Correct 148 ms 9028 KB Output is correct
72 Correct 293 ms 9396 KB Output is correct
73 Correct 320 ms 9504 KB Output is correct
74 Correct 309 ms 9080 KB Output is correct
75 Correct 271 ms 9284 KB Output is correct
76 Correct 203 ms 9028 KB Output is correct
77 Correct 291 ms 9108 KB Output is correct
78 Correct 279 ms 9104 KB Output is correct
79 Correct 279 ms 9028 KB Output is correct
80 Correct 288 ms 9116 KB Output is correct
81 Correct 284 ms 9116 KB Output is correct
82 Correct 170 ms 9080 KB Output is correct
83 Correct 116 ms 9108 KB Output is correct
84 Correct 183 ms 9028 KB Output is correct
85 Correct 216 ms 9080 KB Output is correct
86 Correct 256 ms 9156 KB Output is correct
87 Correct 272 ms 9028 KB Output is correct
88 Correct 378 ms 11192 KB Output is correct
89 Correct 365 ms 10664 KB Output is correct
90 Correct 343 ms 9596 KB Output is correct
91 Correct 314 ms 9336 KB Output is correct
92 Correct 263 ms 9088 KB Output is correct
93 Correct 303 ms 9116 KB Output is correct
94 Correct 312 ms 9084 KB Output is correct
95 Correct 336 ms 10692 KB Output is correct
96 Correct 341 ms 9732 KB Output is correct
97 Correct 300 ms 9156 KB Output is correct
98 Correct 354 ms 9220 KB Output is correct
99 Correct 303 ms 9028 KB Output is correct
100 Correct 277 ms 9080 KB Output is correct
101 Correct 171 ms 9028 KB Output is correct
102 Correct 182 ms 9100 KB Output is correct
103 Correct 202 ms 9028 KB Output is correct
104 Correct 210 ms 9080 KB Output is correct
105 Correct 234 ms 9092 KB Output is correct
106 Correct 243 ms 9100 KB Output is correct
107 Correct 268 ms 9116 KB Output is correct
108 Correct 299 ms 9088 KB Output is correct
109 Correct 281 ms 9096 KB Output is correct
110 Correct 277 ms 9348 KB Output is correct
111 Correct 378 ms 9156 KB Output is correct
112 Correct 224 ms 9100 KB Output is correct
113 Correct 248 ms 9112 KB Output is correct
114 Correct 295 ms 9104 KB Output is correct
115 Correct 172 ms 9028 KB Output is correct
116 Correct 172 ms 9104 KB Output is correct
117 Correct 193 ms 9108 KB Output is correct
118 Correct 196 ms 9096 KB Output is correct
119 Correct 231 ms 9028 KB Output is correct
120 Correct 217 ms 9104 KB Output is correct