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Submission #210261

# Submission time Handle Problem Language Result Execution time Memory
210261 2020-03-17T00:49:52 Z super_j6 Bigger segments (IZhO19_segments) C++14
100 / 100
 111 ms 8200 KB 
#include <iostream>
#include <cstdio>
#include <algorithm>
using namespace std;
#define endl '\n'
#define pi pair<int, int>
 
const int maxn = 500002;
int n;
long long a[maxn];
int dp[maxn], it[maxn];
 
int main(){
	ios::sync_with_stdio(false);
	cin.tie(NULL);
	
	cin >> n;
	
	for(int i = 1; i <= n; i++){
		cin >> a[i];
		a[i] += a[i] + a[i - 1];
	}
	
	for(int i = 1; i <= n; i++){
		it[i] = max(it[i], it[i - 1]);
		dp[i] = dp[it[i]] + 1;
		it[lower_bound(a, a + n + 1, 2 * a[i] - a[it[i]]) - a] = i;
	}
	
	cout << dp[n] << endl;
 
	return 0;
}

Subtask #1
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 5 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 5 ms 376 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 4 ms 376 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 376 KB Output is correct
13 Correct 4 ms 376 KB Output is correct
14 Correct 5 ms 380 KB Output is correct
15 Correct 5 ms 376 KB Output is correct

Subtask #2
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 5 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 5 ms 376 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 4 ms 376 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 376 KB Output is correct
13 Correct 4 ms 376 KB Output is correct
14 Correct 5 ms 380 KB Output is correct
15 Correct 5 ms 376 KB Output is correct
16 Correct 4 ms 376 KB Output is correct
17 Correct 5 ms 376 KB Output is correct
18 Correct 5 ms 376 KB Output is correct
19 Correct 5 ms 376 KB Output is correct
20 Correct 5 ms 376 KB Output is correct
21 Correct 5 ms 376 KB Output is correct
22 Correct 5 ms 376 KB Output is correct
23 Correct 5 ms 376 KB Output is correct
24 Correct 6 ms 376 KB Output is correct
25 Correct 5 ms 376 KB Output is correct
26 Correct 5 ms 376 KB Output is correct
27 Correct 5 ms 376 KB Output is correct
28 Correct 5 ms 376 KB Output is correct
29 Correct 5 ms 376 KB Output is correct
30 Correct 5 ms 376 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 5 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 5 ms 376 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 4 ms 376 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 376 KB Output is correct
13 Correct 4 ms 376 KB Output is correct
14 Correct 5 ms 380 KB Output is correct
15 Correct 5 ms 376 KB Output is correct
16 Correct 4 ms 376 KB Output is correct
17 Correct 5 ms 376 KB Output is correct
18 Correct 5 ms 376 KB Output is correct
19 Correct 5 ms 376 KB Output is correct
20 Correct 5 ms 376 KB Output is correct
21 Correct 5 ms 376 KB Output is correct
22 Correct 5 ms 376 KB Output is correct
23 Correct 5 ms 376 KB Output is correct
24 Correct 6 ms 376 KB Output is correct
25 Correct 5 ms 376 KB Output is correct
26 Correct 5 ms 376 KB Output is correct
27 Correct 5 ms 376 KB Output is correct
28 Correct 5 ms 376 KB Output is correct
29 Correct 5 ms 376 KB Output is correct
30 Correct 5 ms 376 KB Output is correct
31 Correct 5 ms 376 KB Output is correct
32 Correct 5 ms 376 KB Output is correct
33 Correct 5 ms 376 KB Output is correct
34 Correct 5 ms 376 KB Output is correct
35 Correct 5 ms 376 KB Output is correct
36 Correct 5 ms 376 KB Output is correct
37 Correct 5 ms 376 KB Output is correct
38 Correct 5 ms 376 KB Output is correct
39 Correct 5 ms 376 KB Output is correct
40 Correct 5 ms 376 KB Output is correct
41 Correct 5 ms 376 KB Output is correct
42 Correct 5 ms 376 KB Output is correct
43 Correct 5 ms 376 KB Output is correct
44 Correct 6 ms 376 KB Output is correct
45 Correct 5 ms 376 KB Output is correct

Subtask #4
36.0 / 36.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 5 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 5 ms 376 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 4 ms 376 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 376 KB Output is correct
13 Correct 4 ms 376 KB Output is correct
14 Correct 5 ms 380 KB Output is correct
15 Correct 5 ms 376 KB Output is correct
16 Correct 4 ms 376 KB Output is correct
17 Correct 5 ms 376 KB Output is correct
18 Correct 5 ms 376 KB Output is correct
19 Correct 5 ms 376 KB Output is correct
20 Correct 5 ms 376 KB Output is correct
21 Correct 5 ms 376 KB Output is correct
22 Correct 5 ms 376 KB Output is correct
23 Correct 5 ms 376 KB Output is correct
24 Correct 6 ms 376 KB Output is correct
25 Correct 5 ms 376 KB Output is correct
26 Correct 5 ms 376 KB Output is correct
27 Correct 5 ms 376 KB Output is correct
28 Correct 5 ms 376 KB Output is correct
29 Correct 5 ms 376 KB Output is correct
30 Correct 5 ms 376 KB Output is correct
31 Correct 5 ms 376 KB Output is correct
32 Correct 5 ms 376 KB Output is correct
33 Correct 5 ms 376 KB Output is correct
34 Correct 5 ms 376 KB Output is correct
35 Correct 5 ms 376 KB Output is correct
36 Correct 5 ms 376 KB Output is correct
37 Correct 5 ms 376 KB Output is correct
38 Correct 5 ms 376 KB Output is correct
39 Correct 5 ms 376 KB Output is correct
40 Correct 5 ms 376 KB Output is correct
41 Correct 5 ms 376 KB Output is correct
42 Correct 5 ms 376 KB Output is correct
43 Correct 5 ms 376 KB Output is correct
44 Correct 6 ms 376 KB Output is correct
45 Correct 5 ms 376 KB Output is correct
46 Correct 15 ms 1912 KB Output is correct
47 Correct 17 ms 1912 KB Output is correct
48 Correct 22 ms 1912 KB Output is correct
49 Correct 23 ms 1912 KB Output is correct
50 Correct 25 ms 1912 KB Output is correct
51 Correct 24 ms 1912 KB Output is correct
52 Correct 14 ms 1144 KB Output is correct
53 Correct 10 ms 888 KB Output is correct
54 Correct 17 ms 1912 KB Output is correct
55 Correct 25 ms 1912 KB Output is correct
56 Correct 20 ms 1912 KB Output is correct
57 Correct 18 ms 1912 KB Output is correct
58 Correct 19 ms 1912 KB Output is correct
59 Correct 21 ms 1912 KB Output is correct
60 Correct 22 ms 1912 KB Output is correct

Subtask #5
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 5 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 5 ms 376 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 4 ms 376 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 376 KB Output is correct
13 Correct 4 ms 376 KB Output is correct
14 Correct 5 ms 380 KB Output is correct
15 Correct 5 ms 376 KB Output is correct
16 Correct 4 ms 376 KB Output is correct
17 Correct 5 ms 376 KB Output is correct
18 Correct 5 ms 376 KB Output is correct
19 Correct 5 ms 376 KB Output is correct
20 Correct 5 ms 376 KB Output is correct
21 Correct 5 ms 376 KB Output is correct
22 Correct 5 ms 376 KB Output is correct
23 Correct 5 ms 376 KB Output is correct
24 Correct 6 ms 376 KB Output is correct
25 Correct 5 ms 376 KB Output is correct
26 Correct 5 ms 376 KB Output is correct
27 Correct 5 ms 376 KB Output is correct
28 Correct 5 ms 376 KB Output is correct
29 Correct 5 ms 376 KB Output is correct
30 Correct 5 ms 376 KB Output is correct
31 Correct 5 ms 376 KB Output is correct
32 Correct 5 ms 376 KB Output is correct
33 Correct 5 ms 376 KB Output is correct
34 Correct 5 ms 376 KB Output is correct
35 Correct 5 ms 376 KB Output is correct
36 Correct 5 ms 376 KB Output is correct
37 Correct 5 ms 376 KB Output is correct
38 Correct 5 ms 376 KB Output is correct
39 Correct 5 ms 376 KB Output is correct
40 Correct 5 ms 376 KB Output is correct
41 Correct 5 ms 376 KB Output is correct
42 Correct 5 ms 376 KB Output is correct
43 Correct 5 ms 376 KB Output is correct
44 Correct 6 ms 376 KB Output is correct
45 Correct 5 ms 376 KB Output is correct
46 Correct 15 ms 1912 KB Output is correct
47 Correct 17 ms 1912 KB Output is correct
48 Correct 22 ms 1912 KB Output is correct
49 Correct 23 ms 1912 KB Output is correct
50 Correct 25 ms 1912 KB Output is correct
51 Correct 24 ms 1912 KB Output is correct
52 Correct 14 ms 1144 KB Output is correct
53 Correct 10 ms 888 KB Output is correct
54 Correct 17 ms 1912 KB Output is correct
55 Correct 25 ms 1912 KB Output is correct
56 Correct 20 ms 1912 KB Output is correct
57 Correct 18 ms 1912 KB Output is correct
58 Correct 19 ms 1912 KB Output is correct
59 Correct 21 ms 1912 KB Output is correct
60 Correct 22 ms 1912 KB Output is correct
61 Correct 58 ms 8120 KB Output is correct
62 Correct 59 ms 8184 KB Output is correct
63 Correct 70 ms 8184 KB Output is correct
64 Correct 107 ms 8188 KB Output is correct
65 Correct 111 ms 8200 KB Output is correct
66 Correct 101 ms 8184 KB Output is correct
67 Correct 84 ms 6648 KB Output is correct
68 Correct 43 ms 3448 KB Output is correct
69 Correct 62 ms 8184 KB Output is correct
70 Correct 105 ms 8184 KB Output is correct
71 Correct 76 ms 8184 KB Output is correct
72 Correct 77 ms 8184 KB Output is correct
73 Correct 82 ms 8188 KB Output is correct
74 Correct 91 ms 8184 KB Output is correct
75 Correct 91 ms 8128 KB Output is correct