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답안 #421099

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
421099 2021-06-08T18:05:38 Z Mamedov Financial Report (JOI21_financial) C++17
48 / 100
 4000 ms 5008 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;
    }
    vector<int>to_left(n);
    to_left[0] = 0;
    for(int i = 1; i < n; ++i) {
        to_left[i] = max(0, i - d);
        for(int j = i - 1; j >= to_left[i]; --j) {
            if(a[j] <= a[i]) {
                to_left[i] = max(0, j - d);
            }
        }
    }
    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

# 결과 실행 시간 메모리 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 1 ms 204 KB Output is correct
5 Correct 0 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 1 ms 204 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 1 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 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 1 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 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 1 ms 204 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 1 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 0 ms 204 KB Output is correct
27 Correct 1 ms 332 KB Output is correct
28 Correct 2 ms 204 KB Output is correct
29 Correct 1 ms 204 KB Output is correct
30 Correct 1 ms 204 KB Output is correct
31 Correct 1 ms 204 KB Output is correct
32 Correct 2 ms 204 KB Output is correct
33 Correct 2 ms 332 KB Output is correct
34 Correct 2 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 332 KB Output is correct
39 Correct 1 ms 204 KB Output is correct
40 Correct 1 ms 204 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 1 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 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 1 ms 204 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 1 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 0 ms 204 KB Output is correct
27 Correct 1 ms 332 KB Output is correct
28 Correct 2 ms 204 KB Output is correct
29 Correct 1 ms 204 KB Output is correct
30 Correct 1 ms 204 KB Output is correct
31 Correct 1 ms 204 KB Output is correct
32 Correct 2 ms 204 KB Output is correct
33 Correct 2 ms 332 KB Output is correct
34 Correct 2 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 332 KB Output is correct
39 Correct 1 ms 204 KB Output is correct
40 Correct 1 ms 204 KB Output is correct
41 Correct 8 ms 460 KB Output is correct
42 Correct 6 ms 460 KB Output is correct
43 Correct 29 ms 428 KB Output is correct
44 Correct 50 ms 392 KB Output is correct
45 Correct 78 ms 408 KB Output is correct
46 Correct 101 ms 404 KB Output is correct
47 Correct 32 ms 468 KB Output is correct
48 Correct 37 ms 400 KB Output is correct
49 Correct 40 ms 424 KB Output is correct
50 Correct 57 ms 424 KB Output is correct
51 Correct 5 ms 460 KB Output is correct
52 Correct 6 ms 460 KB Output is correct
53 Correct 31 ms 428 KB Output is correct
54 Correct 33 ms 420 KB Output is correct
55 Correct 74 ms 412 KB Output is correct
56 Correct 46 ms 456 KB Output is correct
57 Correct 47 ms 416 KB Output is correct
58 Correct 32 ms 416 KB Output is correct
59 Correct 29 ms 432 KB Output is correct
60 Correct 31 ms 452 KB Output is correct
61 Correct 31 ms 428 KB Output is correct

Subtask #4
0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Execution timed out 4037 ms 5008 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Execution timed out 4050 ms 4932 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #6
0 / 35.0

# 결과 실행 시간 메모리 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 1 ms 204 KB Output is correct
5 Correct 0 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 1 ms 204 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 1 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 0 ms 204 KB Output is correct
27 Correct 1 ms 332 KB Output is correct
28 Correct 2 ms 204 KB Output is correct
29 Correct 1 ms 204 KB Output is correct
30 Correct 1 ms 204 KB Output is correct
31 Correct 1 ms 204 KB Output is correct
32 Correct 2 ms 204 KB Output is correct
33 Correct 2 ms 332 KB Output is correct
34 Correct 2 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 332 KB Output is correct
39 Correct 1 ms 204 KB Output is correct
40 Correct 1 ms 204 KB Output is correct
41 Correct 8 ms 460 KB Output is correct
42 Correct 6 ms 460 KB Output is correct
43 Correct 29 ms 428 KB Output is correct
44 Correct 50 ms 392 KB Output is correct
45 Correct 78 ms 408 KB Output is correct
46 Correct 101 ms 404 KB Output is correct
47 Correct 32 ms 468 KB Output is correct
48 Correct 37 ms 400 KB Output is correct
49 Correct 40 ms 424 KB Output is correct
50 Correct 57 ms 424 KB Output is correct
51 Correct 5 ms 460 KB Output is correct
52 Correct 6 ms 460 KB Output is correct
53 Correct 31 ms 428 KB Output is correct
54 Correct 33 ms 420 KB Output is correct
55 Correct 74 ms 412 KB Output is correct
56 Correct 46 ms 456 KB Output is correct
57 Correct 47 ms 416 KB Output is correct
58 Correct 32 ms 416 KB Output is correct
59 Correct 29 ms 432 KB Output is correct
60 Correct 31 ms 452 KB Output is correct
61 Correct 31 ms 428 KB Output is correct
62 Execution timed out 4037 ms 5008 KB Time limit exceeded
63 Halted 0 ms 0 KB -