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답안 #545558

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
545558 2022-04-04T20:40:15 Z iulia13 Bigger segments (IZhO19_segments) C++14
100 / 100
 238 ms 16864 KB 
#include <bits/stdc++.h>

using namespace std;
const int N = 5e5 + 5;
#define ll long long
ll n, v[N];
struct ura{
    ll seg, prv;
} dp[N];
int main()
{
    cin >> n;
    for (int i = 1; i <= n; i++)
    {
        cin >> v[i];
        v[i] += v[i - 1];
    }
    dp[1] = {1, 0};
    for (int i = 1; i <= n; i++)
    {
        if (dp[i].seg < dp[i - 1].seg || (dp[i].seg == dp[i - 1].seg && dp[i].prv < dp[i - 1].prv))
            dp[i] = dp[i - 1];
        ///i e capatul intervalului vechi!
        ll st = 1, dr = n, j = n + 1;
        while (st <= dr)
        {
            int mid = (st + dr) / 2;
            if (2 * v[i] - v[dp[i].prv] <= v[mid])
            {
                j = mid;
                dr = mid - 1;
            }
            else
                st = mid + 1;
        }
        ura x = {dp[i].seg + 1, i};
        if (dp[j].seg < x.seg || (dp[j].seg == x.seg && dp[j].prv < x.prv))
            dp[j] = x;
    }
    cout << dp[n].seg;
    return 0;
}

Subtask #1
13.0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct

Subtask #2
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 308 KB Output is correct
23 Correct 1 ms 308 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 1 ms 212 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 212 KB Output is correct

Subtask #3
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 308 KB Output is correct
23 Correct 1 ms 308 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 1 ms 212 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 2 ms 320 KB Output is correct
33 Correct 3 ms 320 KB Output is correct
34 Correct 2 ms 344 KB Output is correct
35 Correct 2 ms 316 KB Output is correct
36 Correct 2 ms 340 KB Output is correct
37 Correct 2 ms 384 KB Output is correct
38 Correct 2 ms 324 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 2 ms 340 KB Output is correct
41 Correct 1 ms 332 KB Output is correct
42 Correct 1 ms 340 KB Output is correct
43 Correct 1 ms 340 KB Output is correct
44 Correct 1 ms 340 KB Output is correct
45 Correct 2 ms 340 KB Output is correct

Subtask #4
36.0 / 36.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 308 KB Output is correct
23 Correct 1 ms 308 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 1 ms 212 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 2 ms 320 KB Output is correct
33 Correct 3 ms 320 KB Output is correct
34 Correct 2 ms 344 KB Output is correct
35 Correct 2 ms 316 KB Output is correct
36 Correct 2 ms 340 KB Output is correct
37 Correct 2 ms 384 KB Output is correct
38 Correct 2 ms 324 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 2 ms 340 KB Output is correct
41 Correct 1 ms 332 KB Output is correct
42 Correct 1 ms 340 KB Output is correct
43 Correct 1 ms 340 KB Output is correct
44 Correct 1 ms 340 KB Output is correct
45 Correct 2 ms 340 KB Output is correct
46 Correct 24 ms 3004 KB Output is correct
47 Correct 29 ms 3020 KB Output is correct
48 Correct 41 ms 3404 KB Output is correct
49 Correct 46 ms 3528 KB Output is correct
50 Correct 45 ms 3556 KB Output is correct
51 Correct 48 ms 3548 KB Output is correct
52 Correct 23 ms 1868 KB Output is correct
53 Correct 14 ms 1200 KB Output is correct
54 Correct 21 ms 2756 KB Output is correct
55 Correct 44 ms 3528 KB Output is correct
56 Correct 29 ms 3024 KB Output is correct
57 Correct 33 ms 3012 KB Output is correct
58 Correct 29 ms 3020 KB Output is correct
59 Correct 41 ms 3132 KB Output is correct
60 Correct 33 ms 3212 KB Output is correct

Subtask #5
27.0 / 27.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 308 KB Output is correct
23 Correct 1 ms 308 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 1 ms 212 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 2 ms 320 KB Output is correct
33 Correct 3 ms 320 KB Output is correct
34 Correct 2 ms 344 KB Output is correct
35 Correct 2 ms 316 KB Output is correct
36 Correct 2 ms 340 KB Output is correct
37 Correct 2 ms 384 KB Output is correct
38 Correct 2 ms 324 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 2 ms 340 KB Output is correct
41 Correct 1 ms 332 KB Output is correct
42 Correct 1 ms 340 KB Output is correct
43 Correct 1 ms 340 KB Output is correct
44 Correct 1 ms 340 KB Output is correct
45 Correct 2 ms 340 KB Output is correct
46 Correct 24 ms 3004 KB Output is correct
47 Correct 29 ms 3020 KB Output is correct
48 Correct 41 ms 3404 KB Output is correct
49 Correct 46 ms 3528 KB Output is correct
50 Correct 45 ms 3556 KB Output is correct
51 Correct 48 ms 3548 KB Output is correct
52 Correct 23 ms 1868 KB Output is correct
53 Correct 14 ms 1200 KB Output is correct
54 Correct 21 ms 2756 KB Output is correct
55 Correct 44 ms 3528 KB Output is correct
56 Correct 29 ms 3024 KB Output is correct
57 Correct 33 ms 3012 KB Output is correct
58 Correct 29 ms 3020 KB Output is correct
59 Correct 41 ms 3132 KB Output is correct
60 Correct 33 ms 3212 KB Output is correct
61 Correct 116 ms 13860 KB Output is correct
62 Correct 122 ms 14008 KB Output is correct
63 Correct 148 ms 14428 KB Output is correct
64 Correct 222 ms 16504 KB Output is correct
65 Correct 226 ms 16800 KB Output is correct
66 Correct 227 ms 16788 KB Output is correct
67 Correct 195 ms 13512 KB Output is correct
68 Correct 89 ms 6884 KB Output is correct
69 Correct 118 ms 13020 KB Output is correct
70 Correct 238 ms 16864 KB Output is correct
71 Correct 134 ms 13956 KB Output is correct
72 Correct 139 ms 14268 KB Output is correct
73 Correct 159 ms 14920 KB Output is correct
74 Correct 183 ms 15316 KB Output is correct
75 Correct 195 ms 15304 KB Output is correct