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Submission #842659

# Submission time Handle Problem Language Result Execution time Memory
842659 2023-09-03T07:58:30 Z Pacybwoah Bigger segments (IZhO19_segments) C++17
100 / 100
 69 ms 16980 KB 
#include<iostream>
#include<vector>
#include<algorithm>
#define ll long long
using namespace std;
int main(){
    ios::sync_with_stdio(false);
    cin.tie(0);
    int n;
    cin>>n;
    vector<ll> vec(n+1),pre(n+1);
    for(int i=1;i<=n;i++) cin>>vec[i];
    for(int i=1;i<=n;i++) pre[i]=pre[i-1]+vec[i];
    vector<int> dp(n+1),from(n+1);
    for(int i=1;i<=n;i++){
        from[i]=max(from[i],from[i-1]);
        dp[i]=dp[from[i]]+1;
        auto iter=lower_bound(pre.begin(),pre.end(),pre[i]*2-pre[from[i]]);
        from[iter-pre.begin()]=max(from[iter-pre.begin()],i);
    }
    cout<<dp[n];
}

Subtask #1
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 352 KB Output is correct
5 Correct 0 ms 356 KB Output is correct
6 Correct 0 ms 356 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 352 KB Output is correct
11 Correct 0 ms 352 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 600 KB Output is correct
14 Correct 0 ms 344 KB Output is correct
15 Correct 0 ms 348 KB Output is correct

Subtask #2
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 352 KB Output is correct
5 Correct 0 ms 356 KB Output is correct
6 Correct 0 ms 356 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 352 KB Output is correct
11 Correct 0 ms 352 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 600 KB Output is correct
14 Correct 0 ms 344 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 452 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 344 KB Output is correct
20 Correct 1 ms 344 KB Output is correct
21 Correct 1 ms 344 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 344 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 352 KB Output is correct
5 Correct 0 ms 356 KB Output is correct
6 Correct 0 ms 356 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 352 KB Output is correct
11 Correct 0 ms 352 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 600 KB Output is correct
14 Correct 0 ms 344 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 452 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 344 KB Output is correct
20 Correct 1 ms 344 KB Output is correct
21 Correct 1 ms 344 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 344 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 1 ms 344 KB Output is correct
32 Correct 1 ms 348 KB Output is correct
33 Correct 1 ms 348 KB Output is correct
34 Correct 1 ms 352 KB Output is correct
35 Correct 1 ms 352 KB Output is correct
36 Correct 1 ms 352 KB Output is correct
37 Correct 1 ms 352 KB Output is correct
38 Correct 1 ms 348 KB Output is correct
39 Correct 1 ms 348 KB Output is correct
40 Correct 1 ms 348 KB Output is correct
41 Correct 0 ms 348 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 348 KB Output is correct
45 Correct 1 ms 348 KB Output is correct

Subtask #4
36.0 / 36.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 352 KB Output is correct
5 Correct 0 ms 356 KB Output is correct
6 Correct 0 ms 356 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 352 KB Output is correct
11 Correct 0 ms 352 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 600 KB Output is correct
14 Correct 0 ms 344 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 452 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 344 KB Output is correct
20 Correct 1 ms 344 KB Output is correct
21 Correct 1 ms 344 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 344 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 1 ms 344 KB Output is correct
32 Correct 1 ms 348 KB Output is correct
33 Correct 1 ms 348 KB Output is correct
34 Correct 1 ms 352 KB Output is correct
35 Correct 1 ms 352 KB Output is correct
36 Correct 1 ms 352 KB Output is correct
37 Correct 1 ms 352 KB Output is correct
38 Correct 1 ms 348 KB Output is correct
39 Correct 1 ms 348 KB Output is correct
40 Correct 1 ms 348 KB Output is correct
41 Correct 0 ms 348 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 348 KB Output is correct
45 Correct 1 ms 348 KB Output is correct
46 Correct 8 ms 3164 KB Output is correct
47 Correct 10 ms 3280 KB Output is correct
48 Correct 13 ms 3432 KB Output is correct
49 Correct 15 ms 3676 KB Output is correct
50 Correct 14 ms 3676 KB Output is correct
51 Correct 13 ms 3676 KB Output is correct
52 Correct 7 ms 2132 KB Output is correct
53 Correct 4 ms 1372 KB Output is correct
54 Correct 10 ms 2916 KB Output is correct
55 Correct 14 ms 3676 KB Output is correct
56 Correct 11 ms 3164 KB Output is correct
57 Correct 9 ms 3164 KB Output is correct
58 Correct 11 ms 3164 KB Output is correct
59 Correct 12 ms 3408 KB Output is correct
60 Correct 12 ms 3164 KB Output is correct

Subtask #5
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 352 KB Output is correct
5 Correct 0 ms 356 KB Output is correct
6 Correct 0 ms 356 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 352 KB Output is correct
11 Correct 0 ms 352 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 600 KB Output is correct
14 Correct 0 ms 344 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 452 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 344 KB Output is correct
20 Correct 1 ms 344 KB Output is correct
21 Correct 1 ms 344 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 344 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 1 ms 344 KB Output is correct
32 Correct 1 ms 348 KB Output is correct
33 Correct 1 ms 348 KB Output is correct
34 Correct 1 ms 352 KB Output is correct
35 Correct 1 ms 352 KB Output is correct
36 Correct 1 ms 352 KB Output is correct
37 Correct 1 ms 352 KB Output is correct
38 Correct 1 ms 348 KB Output is correct
39 Correct 1 ms 348 KB Output is correct
40 Correct 1 ms 348 KB Output is correct
41 Correct 0 ms 348 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 348 KB Output is correct
45 Correct 1 ms 348 KB Output is correct
46 Correct 8 ms 3164 KB Output is correct
47 Correct 10 ms 3280 KB Output is correct
48 Correct 13 ms 3432 KB Output is correct
49 Correct 15 ms 3676 KB Output is correct
50 Correct 14 ms 3676 KB Output is correct
51 Correct 13 ms 3676 KB Output is correct
52 Correct 7 ms 2132 KB Output is correct
53 Correct 4 ms 1372 KB Output is correct
54 Correct 10 ms 2916 KB Output is correct
55 Correct 14 ms 3676 KB Output is correct
56 Correct 11 ms 3164 KB Output is correct
57 Correct 9 ms 3164 KB Output is correct
58 Correct 11 ms 3164 KB Output is correct
59 Correct 12 ms 3408 KB Output is correct
60 Correct 12 ms 3164 KB Output is correct
61 Correct 40 ms 14420 KB Output is correct
62 Correct 38 ms 14300 KB Output is correct
63 Correct 48 ms 14420 KB Output is correct
64 Correct 69 ms 16724 KB Output is correct
65 Correct 66 ms 16968 KB Output is correct
66 Correct 65 ms 16848 KB Output is correct
67 Correct 52 ms 13652 KB Output is correct
68 Correct 26 ms 7004 KB Output is correct
69 Correct 46 ms 13148 KB Output is correct
70 Correct 68 ms 16980 KB Output is correct
71 Correct 54 ms 13908 KB Output is correct
72 Correct 51 ms 14560 KB Output is correct
73 Correct 54 ms 14932 KB Output is correct
74 Correct 60 ms 15316 KB Output is correct
75 Correct 60 ms 15524 KB Output is correct