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답안 #475402

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
475402 2021-09-22T09:21:54 Z ismoilov Bigger segments (IZhO19_segments) C++14
100 / 100
 100 ms 18884 KB 
#include<bits/stdc++.h>

using namespace std;

typedef unsigned long long ll;
#define IOS ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);

void S()
{
	int n;
	cin >> n;
	vector <ll> a(n+2), dp(n+2), pr(n+2);
	vector <int> best(n+2);
	for(int i = 1; i <= n; i ++){
		cin >> a[i];
		pr[i] = pr[i-1] + a[i];
	}
	for(int i = 1; i <= n; i ++){
		best[i] = max(best[i], best[i-1]);
		dp[i] = dp[best[i]] + 1;
		ll cur = pr[i] * 2 - pr[best[i]];
		int x = lower_bound(pr.begin()+1, pr.begin()+n+1, cur) - pr.begin();
		best[x] = max(best[x], i);
	}
	cout << dp[n];
}

int main()
{
	IOS;
	/*int t;
	cin >> t;
	while(t --)*/
		S();
}

Subtask #1
13.0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 232 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 0 ms 204 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 0 ms 204 KB Output is correct
13 Correct 0 ms 204 KB Output is correct
14 Correct 0 ms 204 KB Output is correct
15 Correct 0 ms 204 KB Output is correct

Subtask #2
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 232 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 0 ms 204 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 0 ms 204 KB Output is correct
13 Correct 0 ms 204 KB Output is correct
14 Correct 0 ms 204 KB Output is correct
15 Correct 0 ms 204 KB Output is correct
16 Correct 1 ms 216 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 1 ms 300 KB Output is correct
20 Correct 1 ms 332 KB Output is correct
21 Correct 1 ms 332 KB Output is correct
22 Correct 1 ms 204 KB Output is correct
23 Correct 1 ms 204 KB Output is correct
24 Correct 1 ms 204 KB Output is correct
25 Correct 1 ms 332 KB Output is correct
26 Correct 1 ms 204 KB Output is correct
27 Correct 1 ms 204 KB Output is correct
28 Correct 1 ms 204 KB Output is correct
29 Correct 1 ms 204 KB Output is correct
30 Correct 1 ms 204 KB Output is correct

Subtask #3
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 232 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 0 ms 204 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 0 ms 204 KB Output is correct
13 Correct 0 ms 204 KB Output is correct
14 Correct 0 ms 204 KB Output is correct
15 Correct 0 ms 204 KB Output is correct
16 Correct 1 ms 216 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 1 ms 300 KB Output is correct
20 Correct 1 ms 332 KB Output is correct
21 Correct 1 ms 332 KB Output is correct
22 Correct 1 ms 204 KB Output is correct
23 Correct 1 ms 204 KB Output is correct
24 Correct 1 ms 204 KB Output is correct
25 Correct 1 ms 332 KB Output is correct
26 Correct 1 ms 204 KB Output is correct
27 Correct 1 ms 204 KB Output is correct
28 Correct 1 ms 204 KB Output is correct
29 Correct 1 ms 204 KB Output is correct
30 Correct 1 ms 204 KB Output is correct
31 Correct 1 ms 332 KB Output is correct
32 Correct 1 ms 332 KB Output is correct
33 Correct 1 ms 332 KB Output is correct
34 Correct 1 ms 332 KB Output is correct
35 Correct 1 ms 332 KB Output is correct
36 Correct 1 ms 332 KB Output is correct
37 Correct 1 ms 332 KB Output is correct
38 Correct 1 ms 332 KB Output is correct
39 Correct 1 ms 332 KB Output is correct
40 Correct 2 ms 332 KB Output is correct
41 Correct 1 ms 312 KB Output is correct
42 Correct 1 ms 332 KB Output is correct
43 Correct 1 ms 392 KB Output is correct
44 Correct 1 ms 364 KB Output is correct
45 Correct 1 ms 332 KB Output is correct

Subtask #4
36.0 / 36.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 232 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 0 ms 204 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 0 ms 204 KB Output is correct
13 Correct 0 ms 204 KB Output is correct
14 Correct 0 ms 204 KB Output is correct
15 Correct 0 ms 204 KB Output is correct
16 Correct 1 ms 216 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 1 ms 300 KB Output is correct
20 Correct 1 ms 332 KB Output is correct
21 Correct 1 ms 332 KB Output is correct
22 Correct 1 ms 204 KB Output is correct
23 Correct 1 ms 204 KB Output is correct
24 Correct 1 ms 204 KB Output is correct
25 Correct 1 ms 332 KB Output is correct
26 Correct 1 ms 204 KB Output is correct
27 Correct 1 ms 204 KB Output is correct
28 Correct 1 ms 204 KB Output is correct
29 Correct 1 ms 204 KB Output is correct
30 Correct 1 ms 204 KB Output is correct
31 Correct 1 ms 332 KB Output is correct
32 Correct 1 ms 332 KB Output is correct
33 Correct 1 ms 332 KB Output is correct
34 Correct 1 ms 332 KB Output is correct
35 Correct 1 ms 332 KB Output is correct
36 Correct 1 ms 332 KB Output is correct
37 Correct 1 ms 332 KB Output is correct
38 Correct 1 ms 332 KB Output is correct
39 Correct 1 ms 332 KB Output is correct
40 Correct 2 ms 332 KB Output is correct
41 Correct 1 ms 312 KB Output is correct
42 Correct 1 ms 332 KB Output is correct
43 Correct 1 ms 392 KB Output is correct
44 Correct 1 ms 364 KB Output is correct
45 Correct 1 ms 332 KB Output is correct
46 Correct 14 ms 3444 KB Output is correct
47 Correct 15 ms 3440 KB Output is correct
48 Correct 19 ms 3888 KB Output is correct
49 Correct 19 ms 3916 KB Output is correct
50 Correct 19 ms 4044 KB Output is correct
51 Correct 19 ms 3952 KB Output is correct
52 Correct 10 ms 2124 KB Output is correct
53 Correct 6 ms 1356 KB Output is correct
54 Correct 14 ms 3284 KB Output is correct
55 Correct 19 ms 4056 KB Output is correct
56 Correct 16 ms 3532 KB Output is correct
57 Correct 14 ms 3488 KB Output is correct
58 Correct 15 ms 3524 KB Output is correct
59 Correct 17 ms 3648 KB Output is correct
60 Correct 17 ms 3568 KB Output is correct

Subtask #5
27.0 / 27.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 232 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 0 ms 204 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 0 ms 204 KB Output is correct
13 Correct 0 ms 204 KB Output is correct
14 Correct 0 ms 204 KB Output is correct
15 Correct 0 ms 204 KB Output is correct
16 Correct 1 ms 216 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 1 ms 300 KB Output is correct
20 Correct 1 ms 332 KB Output is correct
21 Correct 1 ms 332 KB Output is correct
22 Correct 1 ms 204 KB Output is correct
23 Correct 1 ms 204 KB Output is correct
24 Correct 1 ms 204 KB Output is correct
25 Correct 1 ms 332 KB Output is correct
26 Correct 1 ms 204 KB Output is correct
27 Correct 1 ms 204 KB Output is correct
28 Correct 1 ms 204 KB Output is correct
29 Correct 1 ms 204 KB Output is correct
30 Correct 1 ms 204 KB Output is correct
31 Correct 1 ms 332 KB Output is correct
32 Correct 1 ms 332 KB Output is correct
33 Correct 1 ms 332 KB Output is correct
34 Correct 1 ms 332 KB Output is correct
35 Correct 1 ms 332 KB Output is correct
36 Correct 1 ms 332 KB Output is correct
37 Correct 1 ms 332 KB Output is correct
38 Correct 1 ms 332 KB Output is correct
39 Correct 1 ms 332 KB Output is correct
40 Correct 2 ms 332 KB Output is correct
41 Correct 1 ms 312 KB Output is correct
42 Correct 1 ms 332 KB Output is correct
43 Correct 1 ms 392 KB Output is correct
44 Correct 1 ms 364 KB Output is correct
45 Correct 1 ms 332 KB Output is correct
46 Correct 14 ms 3444 KB Output is correct
47 Correct 15 ms 3440 KB Output is correct
48 Correct 19 ms 3888 KB Output is correct
49 Correct 19 ms 3916 KB Output is correct
50 Correct 19 ms 4044 KB Output is correct
51 Correct 19 ms 3952 KB Output is correct
52 Correct 10 ms 2124 KB Output is correct
53 Correct 6 ms 1356 KB Output is correct
54 Correct 14 ms 3284 KB Output is correct
55 Correct 19 ms 4056 KB Output is correct
56 Correct 16 ms 3532 KB Output is correct
57 Correct 14 ms 3488 KB Output is correct
58 Correct 15 ms 3524 KB Output is correct
59 Correct 17 ms 3648 KB Output is correct
60 Correct 17 ms 3568 KB Output is correct
61 Correct 60 ms 15976 KB Output is correct
62 Correct 62 ms 15928 KB Output is correct
63 Correct 72 ms 16304 KB Output is correct
64 Correct 97 ms 18548 KB Output is correct
65 Correct 95 ms 18884 KB Output is correct
66 Correct 95 ms 18740 KB Output is correct
67 Correct 76 ms 15044 KB Output is correct
68 Correct 39 ms 7720 KB Output is correct
69 Correct 66 ms 15060 KB Output is correct
70 Correct 100 ms 18864 KB Output is correct
71 Correct 78 ms 15968 KB Output is correct
72 Correct 70 ms 16296 KB Output is correct
73 Correct 81 ms 16836 KB Output is correct
74 Correct 85 ms 17332 KB Output is correct
75 Correct 85 ms 17324 KB Output is correct