답안 #369108

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
369108	2021-02-20T10:49:20 Z	Lam_lai_cuoc_doi	Art Exhibition (JOI18_art)	C++17	100 / 100	616 ms	21100 KB

art

#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using ld = long double;
using ull = unsigned long long;

const bool typetest = 0;
const int N = 5e5 + 5;
const ll Inf = 1e17;
int n;
struct OK
{
    ll x, y;
    bool operator<(const OK &a) const
    {
        return x < a.x;
    }
} a[N];

void Read()
{
    cin >> n;
    for (int i = 1; i <= n; ++i)
        cin >> a[i].x >> a[i].y;
    sort(a + 1, a + n + 1);
}

void Solve()
{
    a[0].y = 0;
    ll maxn(-Inf);
    ll ans(-Inf);
    for (int i = 1; i <= n; ++i)
    {
        a[i].y += a[i - 1].y;
        maxn = max(maxn, a[i].x - a[i - 1].y);
        ans = max(ans, maxn + a[i].y - a[i].x);
    }
    cout << ans;
}

int32_t main()
{
    //ios::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    int t(1);
    if (typetest)
        cin >> t;
    for (int _ = 1; _ <= t; ++_)
    {
        Read();
        Solve();
    }
}

Subtask #1

10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	1 ms	364 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	1 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	1 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	1 ms	364 KB	Output is correct
11	Correct	1 ms	364 KB	Output is correct

Subtask #2

20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	1 ms	364 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	1 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	1 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	1 ms	364 KB	Output is correct
11	Correct	1 ms	364 KB	Output is correct
12	Correct	1 ms	364 KB	Output is correct
13	Correct	1 ms	364 KB	Output is correct
14	Correct	1 ms	364 KB	Output is correct
15	Correct	1 ms	364 KB	Output is correct
16	Correct	1 ms	364 KB	Output is correct
17	Correct	1 ms	364 KB	Output is correct
18	Correct	1 ms	364 KB	Output is correct
19	Correct	1 ms	364 KB	Output is correct
20	Correct	1 ms	364 KB	Output is correct
21	Correct	1 ms	364 KB	Output is correct
22	Correct	1 ms	364 KB	Output is correct
23	Correct	1 ms	364 KB	Output is correct
24	Correct	1 ms	364 KB	Output is correct
25	Correct	1 ms	364 KB	Output is correct
26	Correct	1 ms	512 KB	Output is correct

Subtask #3

20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	1 ms	364 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	1 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	1 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	1 ms	364 KB	Output is correct
11	Correct	1 ms	364 KB	Output is correct
12	Correct	1 ms	364 KB	Output is correct
13	Correct	1 ms	364 KB	Output is correct
14	Correct	1 ms	364 KB	Output is correct
15	Correct	1 ms	364 KB	Output is correct
16	Correct	1 ms	364 KB	Output is correct
17	Correct	1 ms	364 KB	Output is correct
18	Correct	1 ms	364 KB	Output is correct
19	Correct	1 ms	364 KB	Output is correct
20	Correct	1 ms	364 KB	Output is correct
21	Correct	1 ms	364 KB	Output is correct
22	Correct	1 ms	364 KB	Output is correct
23	Correct	1 ms	364 KB	Output is correct
24	Correct	1 ms	364 KB	Output is correct
25	Correct	1 ms	364 KB	Output is correct
26	Correct	1 ms	512 KB	Output is correct
27	Correct	7 ms	492 KB	Output is correct
28	Correct	8 ms	492 KB	Output is correct
29	Correct	6 ms	492 KB	Output is correct
30	Correct	6 ms	492 KB	Output is correct
31	Correct	6 ms	492 KB	Output is correct
32	Correct	6 ms	492 KB	Output is correct
33	Correct	6 ms	492 KB	Output is correct
34	Correct	6 ms	492 KB	Output is correct
35	Correct	7 ms	492 KB	Output is correct
36	Correct	8 ms	492 KB	Output is correct
37	Correct	7 ms	524 KB	Output is correct
38	Correct	6 ms	492 KB	Output is correct
39	Correct	6 ms	492 KB	Output is correct
40	Correct	6 ms	492 KB	Output is correct
41	Correct	6 ms	492 KB	Output is correct
42	Correct	7 ms	492 KB	Output is correct
43	Correct	6 ms	492 KB	Output is correct
44	Correct	6 ms	492 KB	Output is correct
45	Correct	6 ms	492 KB	Output is correct
46	Correct	6 ms	492 KB	Output is correct
47	Correct	6 ms	492 KB	Output is correct
48	Correct	6 ms	492 KB	Output is correct
49	Correct	6 ms	492 KB	Output is correct
50	Correct	8 ms	492 KB	Output is correct
51	Correct	6 ms	492 KB	Output is correct

Subtask #4

50.0 / 50.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	1 ms	364 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	1 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	1 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	1 ms	364 KB	Output is correct
11	Correct	1 ms	364 KB	Output is correct
12	Correct	1 ms	364 KB	Output is correct
13	Correct	1 ms	364 KB	Output is correct
14	Correct	1 ms	364 KB	Output is correct
15	Correct	1 ms	364 KB	Output is correct
16	Correct	1 ms	364 KB	Output is correct
17	Correct	1 ms	364 KB	Output is correct
18	Correct	1 ms	364 KB	Output is correct
19	Correct	1 ms	364 KB	Output is correct
20	Correct	1 ms	364 KB	Output is correct
21	Correct	1 ms	364 KB	Output is correct
22	Correct	1 ms	364 KB	Output is correct
23	Correct	1 ms	364 KB	Output is correct
24	Correct	1 ms	364 KB	Output is correct
25	Correct	1 ms	364 KB	Output is correct
26	Correct	1 ms	512 KB	Output is correct
27	Correct	7 ms	492 KB	Output is correct
28	Correct	8 ms	492 KB	Output is correct
29	Correct	6 ms	492 KB	Output is correct
30	Correct	6 ms	492 KB	Output is correct
31	Correct	6 ms	492 KB	Output is correct
32	Correct	6 ms	492 KB	Output is correct
33	Correct	6 ms	492 KB	Output is correct
34	Correct	6 ms	492 KB	Output is correct
35	Correct	7 ms	492 KB	Output is correct
36	Correct	8 ms	492 KB	Output is correct
37	Correct	7 ms	524 KB	Output is correct
38	Correct	6 ms	492 KB	Output is correct
39	Correct	6 ms	492 KB	Output is correct
40	Correct	6 ms	492 KB	Output is correct
41	Correct	6 ms	492 KB	Output is correct
42	Correct	7 ms	492 KB	Output is correct
43	Correct	6 ms	492 KB	Output is correct
44	Correct	6 ms	492 KB	Output is correct
45	Correct	6 ms	492 KB	Output is correct
46	Correct	6 ms	492 KB	Output is correct
47	Correct	6 ms	492 KB	Output is correct
48	Correct	6 ms	492 KB	Output is correct
49	Correct	6 ms	492 KB	Output is correct
50	Correct	8 ms	492 KB	Output is correct
51	Correct	6 ms	492 KB	Output is correct
52	Correct	534 ms	20844 KB	Output is correct
53	Correct	546 ms	20844 KB	Output is correct
54	Correct	544 ms	20812 KB	Output is correct
55	Correct	541 ms	20844 KB	Output is correct
56	Correct	552 ms	20844 KB	Output is correct
57	Correct	562 ms	20952 KB	Output is correct
58	Correct	616 ms	20844 KB	Output is correct
59	Correct	572 ms	20844 KB	Output is correct
60	Correct	540 ms	21100 KB	Output is correct
61	Correct	542 ms	20832 KB	Output is correct
62	Correct	529 ms	20844 KB	Output is correct
63	Correct	527 ms	20772 KB	Output is correct
64	Correct	543 ms	21016 KB	Output is correct
65	Correct	565 ms	20972 KB	Output is correct
66	Correct	537 ms	20844 KB	Output is correct
67	Correct	549 ms	20796 KB	Output is correct
68	Correct	579 ms	20972 KB	Output is correct