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답안 #590689

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
590689 2022-07-06T08:42:41 Z Hanksburger Bigger segments (IZhO19_segments) C++17
100 / 100
 81 ms 20820 KB 
#include <bits/stdc++.h>
using namespace std;
long long a[500005], sum[500005];
pair<long long, long long> dp[500005];
bool cmp(pair<long long, long long> x, pair<long long, long long> y)
{
    if (x.first!=y.first)
        return x.first<y.first;
    return x.second>y.second;
}
int main()
{
    ios::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    long long n;
    cin >> n;
    for (long long i=1; i<=n; i++)
    {
        cin >> a[i];
        sum[i]=sum[i-1]+a[i];
    }
    dp[1]={1, a[1]};
    for (long long i=1; i<=n; i++)
    {
        long long ind=lower_bound(sum+i+1, sum+n+1, dp[i].second+sum[i])-sum;
        if (ind<=n)
            dp[ind]=max(dp[ind], {dp[i].first+1, sum[ind]-sum[i]}, cmp);
        dp[i+1]=max(dp[i+1], {dp[i].first, dp[i].second+a[i+1]}, cmp);
    }
    cout << dp[n].first;
    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 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 360 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 292 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 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 360 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 292 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 332 KB Output is correct
22 Correct 1 ms 336 KB Output is correct
23 Correct 1 ms 336 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 364 KB Output is correct
26 Correct 0 ms 340 KB Output is correct
27 Correct 0 ms 340 KB Output is correct
28 Correct 1 ms 348 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 340 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 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 360 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 292 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 332 KB Output is correct
22 Correct 1 ms 336 KB Output is correct
23 Correct 1 ms 336 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 364 KB Output is correct
26 Correct 0 ms 340 KB Output is correct
27 Correct 0 ms 340 KB Output is correct
28 Correct 1 ms 348 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 468 KB Output is correct
33 Correct 1 ms 468 KB Output is correct
34 Correct 1 ms 384 KB Output is correct
35 Correct 1 ms 348 KB Output is correct
36 Correct 1 ms 468 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 348 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 468 KB Output is correct
41 Correct 1 ms 340 KB Output is correct
42 Correct 1 ms 348 KB Output is correct
43 Correct 1 ms 348 KB Output is correct
44 Correct 1 ms 344 KB Output is correct
45 Correct 1 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 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 360 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 292 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 332 KB Output is correct
22 Correct 1 ms 336 KB Output is correct
23 Correct 1 ms 336 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 364 KB Output is correct
26 Correct 0 ms 340 KB Output is correct
27 Correct 0 ms 340 KB Output is correct
28 Correct 1 ms 348 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 468 KB Output is correct
33 Correct 1 ms 468 KB Output is correct
34 Correct 1 ms 384 KB Output is correct
35 Correct 1 ms 348 KB Output is correct
36 Correct 1 ms 468 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 348 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 468 KB Output is correct
41 Correct 1 ms 340 KB Output is correct
42 Correct 1 ms 348 KB Output is correct
43 Correct 1 ms 348 KB Output is correct
44 Correct 1 ms 344 KB Output is correct
45 Correct 1 ms 340 KB Output is correct
46 Correct 9 ms 3804 KB Output is correct
47 Correct 15 ms 3924 KB Output is correct
48 Correct 14 ms 4268 KB Output is correct
49 Correct 12 ms 4360 KB Output is correct
50 Correct 20 ms 4444 KB Output is correct
51 Correct 24 ms 4436 KB Output is correct
52 Correct 8 ms 2316 KB Output is correct
53 Correct 7 ms 1492 KB Output is correct
54 Correct 12 ms 3596 KB Output is correct
55 Correct 21 ms 4328 KB Output is correct
56 Correct 10 ms 3868 KB Output is correct
57 Correct 15 ms 3812 KB Output is correct
58 Correct 12 ms 3932 KB Output is correct
59 Correct 11 ms 4060 KB Output is correct
60 Correct 11 ms 4056 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 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 360 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 292 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 332 KB Output is correct
22 Correct 1 ms 336 KB Output is correct
23 Correct 1 ms 336 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 364 KB Output is correct
26 Correct 0 ms 340 KB Output is correct
27 Correct 0 ms 340 KB Output is correct
28 Correct 1 ms 348 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 468 KB Output is correct
33 Correct 1 ms 468 KB Output is correct
34 Correct 1 ms 384 KB Output is correct
35 Correct 1 ms 348 KB Output is correct
36 Correct 1 ms 468 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 348 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 468 KB Output is correct
41 Correct 1 ms 340 KB Output is correct
42 Correct 1 ms 348 KB Output is correct
43 Correct 1 ms 348 KB Output is correct
44 Correct 1 ms 344 KB Output is correct
45 Correct 1 ms 340 KB Output is correct
46 Correct 9 ms 3804 KB Output is correct
47 Correct 15 ms 3924 KB Output is correct
48 Correct 14 ms 4268 KB Output is correct
49 Correct 12 ms 4360 KB Output is correct
50 Correct 20 ms 4444 KB Output is correct
51 Correct 24 ms 4436 KB Output is correct
52 Correct 8 ms 2316 KB Output is correct
53 Correct 7 ms 1492 KB Output is correct
54 Correct 12 ms 3596 KB Output is correct
55 Correct 21 ms 4328 KB Output is correct
56 Correct 10 ms 3868 KB Output is correct
57 Correct 15 ms 3812 KB Output is correct
58 Correct 12 ms 3932 KB Output is correct
59 Correct 11 ms 4060 KB Output is correct
60 Correct 11 ms 4056 KB Output is correct
61 Correct 46 ms 17800 KB Output is correct
62 Correct 54 ms 17828 KB Output is correct
63 Correct 62 ms 18236 KB Output is correct
64 Correct 77 ms 20452 KB Output is correct
65 Correct 67 ms 20820 KB Output is correct
66 Correct 81 ms 20696 KB Output is correct
67 Correct 62 ms 16688 KB Output is correct
68 Correct 32 ms 8512 KB Output is correct
69 Correct 55 ms 17004 KB Output is correct
70 Correct 78 ms 20736 KB Output is correct
71 Correct 74 ms 17848 KB Output is correct
72 Correct 55 ms 18252 KB Output is correct
73 Correct 71 ms 18892 KB Output is correct
74 Correct 77 ms 19216 KB Output is correct
75 Correct 63 ms 19164 KB Output is correct