oj.uz

답안 #210248

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
210248 2020-03-17T00:24:31 Z super_j6 Bigger segments (IZhO19_segments) C++14
100 / 100
 308 ms 40440 KB 
#include <iostream>
#include <cstdio>
#include <algorithm>
#include <set>
using namespace std;
#define endl '\n'
#define pi pair<long long, int>
#define f first
#define s second
 
const int maxn = 500001;
int n;
long long a[maxn], dp[maxn];
set<pi> s;
 
int main(){
	ios::sync_with_stdio(false);
	cin.tie(NULL);
	
	cin >> n;
	
	s.insert({0, 0});
	for(int i = 1; i <= n; i++){
		cin >> a[i];
		a[i] = -a[i] + a[i - 1];
		
		pi p = *s.lower_bound({a[i], 0});
		dp[i] = dp[p.s] + 1;
		p = {2 * a[i] - a[p.s], i};
		
		while((*s.begin()).f <= p.f) s.erase(s.begin());
		s.insert(p);
	}
	
	cout << dp[n] << endl;
 
	return 0;
}

Subtask #1
13.0 / 13.0

# 결과 실행 시간 메모리 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 5 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 5 ms 376 KB Output is correct
14 Correct 5 ms 376 KB Output is correct
15 Correct 5 ms 380 KB Output is correct

Subtask #2
14.0 / 14.0

# 결과 실행 시간 메모리 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 5 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 5 ms 376 KB Output is correct
14 Correct 5 ms 376 KB Output is correct
15 Correct 5 ms 380 KB Output is correct
16 Correct 5 ms 380 KB Output is correct
17 Correct 5 ms 376 KB Output is correct
18 Correct 5 ms 376 KB Output is correct
19 Correct 6 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 6 ms 504 KB Output is correct
23 Correct 5 ms 376 KB Output is correct
24 Correct 5 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

# 결과 실행 시간 메모리 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 5 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 5 ms 376 KB Output is correct
14 Correct 5 ms 376 KB Output is correct
15 Correct 5 ms 380 KB Output is correct
16 Correct 5 ms 380 KB Output is correct
17 Correct 5 ms 376 KB Output is correct
18 Correct 5 ms 376 KB Output is correct
19 Correct 6 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 6 ms 504 KB Output is correct
23 Correct 5 ms 376 KB Output is correct
24 Correct 5 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 6 ms 632 KB Output is correct
32 Correct 6 ms 480 KB Output is correct
33 Correct 6 ms 376 KB Output is correct
34 Correct 6 ms 556 KB Output is correct
35 Correct 6 ms 632 KB Output is correct
36 Correct 6 ms 504 KB Output is correct
37 Correct 6 ms 504 KB Output is correct
38 Correct 6 ms 508 KB Output is correct
39 Correct 6 ms 504 KB Output is correct
40 Correct 6 ms 632 KB Output is correct
41 Correct 5 ms 632 KB Output is correct
42 Correct 6 ms 632 KB Output is correct
43 Correct 6 ms 504 KB Output is correct
44 Correct 6 ms 636 KB Output is correct
45 Correct 6 ms 636 KB Output is correct

Subtask #4
36.0 / 36.0

# 결과 실행 시간 메모리 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 5 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 5 ms 376 KB Output is correct
14 Correct 5 ms 376 KB Output is correct
15 Correct 5 ms 380 KB Output is correct
16 Correct 5 ms 380 KB Output is correct
17 Correct 5 ms 376 KB Output is correct
18 Correct 5 ms 376 KB Output is correct
19 Correct 6 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 6 ms 504 KB Output is correct
23 Correct 5 ms 376 KB Output is correct
24 Correct 5 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 6 ms 632 KB Output is correct
32 Correct 6 ms 480 KB Output is correct
33 Correct 6 ms 376 KB Output is correct
34 Correct 6 ms 556 KB Output is correct
35 Correct 6 ms 632 KB Output is correct
36 Correct 6 ms 504 KB Output is correct
37 Correct 6 ms 504 KB Output is correct
38 Correct 6 ms 508 KB Output is correct
39 Correct 6 ms 504 KB Output is correct
40 Correct 6 ms 632 KB Output is correct
41 Correct 5 ms 632 KB Output is correct
42 Correct 6 ms 632 KB Output is correct
43 Correct 6 ms 504 KB Output is correct
44 Correct 6 ms 636 KB Output is correct
45 Correct 6 ms 636 KB Output is correct
46 Correct 39 ms 8568 KB Output is correct
47 Correct 45 ms 6648 KB Output is correct
48 Correct 40 ms 3192 KB Output is correct
49 Correct 50 ms 6264 KB Output is correct
50 Correct 59 ms 9080 KB Output is correct
51 Correct 56 ms 7800 KB Output is correct
52 Correct 29 ms 4088 KB Output is correct
53 Correct 18 ms 2552 KB Output is correct
54 Correct 45 ms 6648 KB Output is correct
55 Correct 55 ms 8440 KB Output is correct
56 Correct 53 ms 8696 KB Output is correct
57 Correct 49 ms 8056 KB Output is correct
58 Correct 49 ms 8056 KB Output is correct
59 Correct 56 ms 8696 KB Output is correct
60 Correct 54 ms 8696 KB Output is correct

Subtask #5
27.0 / 27.0

# 결과 실행 시간 메모리 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 5 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 5 ms 376 KB Output is correct
14 Correct 5 ms 376 KB Output is correct
15 Correct 5 ms 380 KB Output is correct
16 Correct 5 ms 380 KB Output is correct
17 Correct 5 ms 376 KB Output is correct
18 Correct 5 ms 376 KB Output is correct
19 Correct 6 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 6 ms 504 KB Output is correct
23 Correct 5 ms 376 KB Output is correct
24 Correct 5 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 6 ms 632 KB Output is correct
32 Correct 6 ms 480 KB Output is correct
33 Correct 6 ms 376 KB Output is correct
34 Correct 6 ms 556 KB Output is correct
35 Correct 6 ms 632 KB Output is correct
36 Correct 6 ms 504 KB Output is correct
37 Correct 6 ms 504 KB Output is correct
38 Correct 6 ms 508 KB Output is correct
39 Correct 6 ms 504 KB Output is correct
40 Correct 6 ms 632 KB Output is correct
41 Correct 5 ms 632 KB Output is correct
42 Correct 6 ms 632 KB Output is correct
43 Correct 6 ms 504 KB Output is correct
44 Correct 6 ms 636 KB Output is correct
45 Correct 6 ms 636 KB Output is correct
46 Correct 39 ms 8568 KB Output is correct
47 Correct 45 ms 6648 KB Output is correct
48 Correct 40 ms 3192 KB Output is correct
49 Correct 50 ms 6264 KB Output is correct
50 Correct 59 ms 9080 KB Output is correct
51 Correct 56 ms 7800 KB Output is correct
52 Correct 29 ms 4088 KB Output is correct
53 Correct 18 ms 2552 KB Output is correct
54 Correct 45 ms 6648 KB Output is correct
55 Correct 55 ms 8440 KB Output is correct
56 Correct 53 ms 8696 KB Output is correct
57 Correct 49 ms 8056 KB Output is correct
58 Correct 49 ms 8056 KB Output is correct
59 Correct 56 ms 8696 KB Output is correct
60 Correct 54 ms 8696 KB Output is correct
61 Correct 196 ms 40312 KB Output is correct
62 Correct 205 ms 40440 KB Output is correct
63 Correct 233 ms 31864 KB Output is correct
64 Correct 256 ms 15352 KB Output is correct
65 Correct 308 ms 40312 KB Output is correct
66 Correct 275 ms 33916 KB Output is correct
67 Correct 220 ms 27384 KB Output is correct
68 Correct 108 ms 14328 KB Output is correct
69 Correct 231 ms 31864 KB Output is correct
70 Correct 281 ms 37880 KB Output is correct
71 Correct 261 ms 40312 KB Output is correct
72 Correct 249 ms 34040 KB Output is correct
73 Correct 263 ms 35708 KB Output is correct
74 Correct 302 ms 40312 KB Output is correct
75 Correct 282 ms 40312 KB Output is correct