답안 #31581 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
31581	2017-08-30T01:55:47 Z	minkank	Hacker (BOI15_hac)	C++14	100 / 100	703 ms	25484 KB

#include <bits/stdc++.h>
using namespace std;

const int N = 5e5 + 5;

int s[2 * N], a[2 * N], n, m[2 * N];
multiset<int> st;

int main() {
    cin >> n;
    for(int i = 1; i <= n; ++i) cin >> a[i], a[i + n] = a[i];
    for(int i = 1; i <= 2 * n; ++i) s[i] = s[i - 1] + a[i];
    int len = (n + 1) / 2, ans = 0;
    for(int i = 1; i <= 2 * n - len + 1; ++i) m[i] = s[i + len - 1] - s[i - 1];
    for(int i = 1; i <= 2 * n - len + 1; ++i) {
        if(i > len) {
            multiset<int>::iterator it = st.find(m[i - len]);
            st.erase(it);
        }
        st.insert(m[i]);
        if(i >= len) ans = max(ans, *st.begin());
    }
    cout << ans;
}

Subtask #1
20.0 / 20.0

#	결과	메모리	Grader output
1	Correct	13736 KB	Output is correct
2	Correct	13736 KB	Output is correct
3	Correct	13736 KB	Output is correct
4	Correct	13736 KB	Output is correct
5	Correct	13736 KB	Output is correct
6	Correct	13736 KB	Output is correct
7	Correct	13736 KB	Output is correct
8	Correct	13736 KB	Output is correct
9	Correct	13736 KB	Output is correct
10	Correct	13736 KB	Output is correct
11	Correct	13736 KB	Output is correct
12	Correct	13736 KB	Output is correct
13	Correct	13736 KB	Output is correct
14	Correct	13736 KB	Output is correct
15	Correct	13736 KB	Output is correct
16	Correct	13736 KB	Output is correct
17	Correct	13736 KB	Output is correct
18	Correct	13736 KB	Output is correct

Subtask #2
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	13736 KB	Output is correct
2	Correct	0 ms	13736 KB	Output is correct
3	Correct	0 ms	13736 KB	Output is correct
4	Correct	0 ms	13736 KB	Output is correct
5	Correct	0 ms	13736 KB	Output is correct
6	Correct	0 ms	13736 KB	Output is correct
7	Correct	0 ms	13736 KB	Output is correct
8	Correct	0 ms	13736 KB	Output is correct
9	Correct	0 ms	13736 KB	Output is correct
10	Correct	0 ms	13736 KB	Output is correct
11	Correct	0 ms	13736 KB	Output is correct
12	Correct	0 ms	13736 KB	Output is correct
13	Correct	0 ms	13736 KB	Output is correct
14	Correct	0 ms	13736 KB	Output is correct
15	Correct	0 ms	13736 KB	Output is correct
16	Correct	0 ms	13736 KB	Output is correct
17	Correct	0 ms	13736 KB	Output is correct
18	Correct	0 ms	13736 KB	Output is correct
19	Correct	0 ms	13736 KB	Output is correct
20	Correct	0 ms	13736 KB	Output is correct
21	Correct	0 ms	13736 KB	Output is correct
22	Correct	0 ms	13868 KB	Output is correct
23	Correct	3 ms	13868 KB	Output is correct
24	Correct	0 ms	13868 KB	Output is correct
25	Correct	3 ms	13868 KB	Output is correct
26	Correct	3 ms	13868 KB	Output is correct
27	Correct	0 ms	13736 KB	Output is correct
28	Correct	0 ms	13736 KB	Output is correct
29	Correct	0 ms	13736 KB	Output is correct
30	Correct	3 ms	13868 KB	Output is correct
31	Correct	3 ms	13868 KB	Output is correct

Subtask #3
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	13736 KB	Output is correct
2	Correct	0 ms	13736 KB	Output is correct
3	Correct	3 ms	13868 KB	Output is correct
4	Correct	59 ms	15584 KB	Output is correct
5	Correct	206 ms	18488 KB	Output is correct
6	Correct	279 ms	19676 KB	Output is correct
7	Correct	316 ms	20732 KB	Output is correct
8	Correct	679 ms	25484 KB	Output is correct

Subtask #4
40.0 / 40.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	13736 KB	Output is correct
2	Correct	0 ms	13736 KB	Output is correct
3	Correct	0 ms	13736 KB	Output is correct
4	Correct	0 ms	13736 KB	Output is correct
5	Correct	0 ms	13736 KB	Output is correct
6	Correct	0 ms	13736 KB	Output is correct
7	Correct	0 ms	13736 KB	Output is correct
8	Correct	0 ms	13736 KB	Output is correct
9	Correct	0 ms	13736 KB	Output is correct
10	Correct	0 ms	13736 KB	Output is correct
11	Correct	0 ms	13736 KB	Output is correct
12	Correct	0 ms	13736 KB	Output is correct
13	Correct	0 ms	13736 KB	Output is correct
14	Correct	0 ms	13736 KB	Output is correct
15	Correct	0 ms	13736 KB	Output is correct
16	Correct	0 ms	13736 KB	Output is correct
17	Correct	0 ms	13736 KB	Output is correct
18	Correct	0 ms	13736 KB	Output is correct
19	Correct	0 ms	13736 KB	Output is correct
20	Correct	0 ms	13736 KB	Output is correct
21	Correct	0 ms	13736 KB	Output is correct
22	Correct	0 ms	13868 KB	Output is correct
23	Correct	3 ms	13868 KB	Output is correct
24	Correct	0 ms	13868 KB	Output is correct
25	Correct	3 ms	13868 KB	Output is correct
26	Correct	3 ms	13868 KB	Output is correct
27	Correct	0 ms	13736 KB	Output is correct
28	Correct	0 ms	13736 KB	Output is correct
29	Correct	0 ms	13736 KB	Output is correct
30	Correct	3 ms	13868 KB	Output is correct
31	Correct	3 ms	13868 KB	Output is correct
32	Correct	0 ms	13736 KB	Output is correct
33	Correct	0 ms	13736 KB	Output is correct
34	Correct	3 ms	13868 KB	Output is correct
35	Correct	59 ms	15584 KB	Output is correct
36	Correct	206 ms	18488 KB	Output is correct
37	Correct	279 ms	19676 KB	Output is correct
38	Correct	316 ms	20732 KB	Output is correct
39	Correct	679 ms	25484 KB	Output is correct
40	Correct	6 ms	14000 KB	Output is correct
41	Correct	13 ms	14264 KB	Output is correct
42	Correct	19 ms	14396 KB	Output is correct
43	Correct	229 ms	18488 KB	Output is correct
44	Correct	669 ms	25484 KB	Output is correct
45	Correct	83 ms	16112 KB	Output is correct
46	Correct	299 ms	20732 KB	Output is correct
47	Correct	703 ms	25484 KB	Output is correct
48	Correct	456 ms	25484 KB	Output is correct
49	Correct	383 ms	25484 KB	Output is correct
50	Correct	376 ms	25484 KB	Output is correct

답안 #31581

Compilation message

Subtask #1 20.0 / 20.0

Subtask #2 20.0 / 20.0

Subtask #3 20.0 / 20.0

Subtask #4 40.0 / 40.0

Subtask #1
20.0 / 20.0

Subtask #2
20.0 / 20.0

Subtask #3
20.0 / 20.0

Subtask #4
40.0 / 40.0