답안 #247411

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
247411 2020-07-11T10:45:22 Z Berted Art Exhibition (JOI18_art) C++14
100 / 100
321 ms 28884 KB
#include <iostream>
#include <algorithm>
#define ll long long
#define pii pair<ll, ll>
#define fst first
#define snd second
using namespace std;

int n; 
pii ar[500001];
ll pref[500001], mx[500001] = {}, res = 0;

int main()
{
	ios :: sync_with_stdio(0); cin.tie(0); cout.tie(0);
	cin >> n;
	for (int i = 0; i < n; i++) cin >> ar[i].fst >> ar[i].snd;
	sort(ar, ar + n);
	for (int i = 1; i <= n; i++) 
	{
		pref[i] = pref[i - 1] + ar[i - 1].snd - ar[i - 1].fst + ((i > 1) ? ar[i - 2].fst : 0);
	}
	mx[n] = pref[n];
	for (int i = n - 1; i > 0; i--) {mx[i] = max(mx[i + 1], pref[i]);}
	for (int i = 1; i <= n; i++)
	{
		res = max(res, mx[i] - pref[i] + ar[i - 1].snd);
	}
	cout << res << "\n";
	return 0;
}
# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 392 KB Output is correct
5 Correct 4 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 392 KB Output is correct
5 Correct 4 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 5 ms 384 KB Output is correct
14 Correct 5 ms 384 KB Output is correct
15 Correct 5 ms 384 KB Output is correct
16 Correct 5 ms 384 KB Output is correct
17 Correct 5 ms 384 KB Output is correct
18 Correct 5 ms 384 KB Output is correct
19 Correct 5 ms 384 KB Output is correct
20 Correct 5 ms 384 KB Output is correct
21 Correct 5 ms 384 KB Output is correct
22 Correct 5 ms 384 KB Output is correct
23 Correct 5 ms 384 KB Output is correct
24 Correct 5 ms 384 KB Output is correct
25 Correct 5 ms 384 KB Output is correct
26 Correct 5 ms 384 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 392 KB Output is correct
5 Correct 4 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 5 ms 384 KB Output is correct
14 Correct 5 ms 384 KB Output is correct
15 Correct 5 ms 384 KB Output is correct
16 Correct 5 ms 384 KB Output is correct
17 Correct 5 ms 384 KB Output is correct
18 Correct 5 ms 384 KB Output is correct
19 Correct 5 ms 384 KB Output is correct
20 Correct 5 ms 384 KB Output is correct
21 Correct 5 ms 384 KB Output is correct
22 Correct 5 ms 384 KB Output is correct
23 Correct 5 ms 384 KB Output is correct
24 Correct 5 ms 384 KB Output is correct
25 Correct 5 ms 384 KB Output is correct
26 Correct 5 ms 384 KB Output is correct
27 Correct 7 ms 632 KB Output is correct
28 Correct 6 ms 640 KB Output is correct
29 Correct 7 ms 640 KB Output is correct
30 Correct 7 ms 640 KB Output is correct
31 Correct 7 ms 640 KB Output is correct
32 Correct 7 ms 640 KB Output is correct
33 Correct 7 ms 640 KB Output is correct
34 Correct 7 ms 640 KB Output is correct
35 Correct 6 ms 640 KB Output is correct
36 Correct 7 ms 640 KB Output is correct
37 Correct 7 ms 768 KB Output is correct
38 Correct 6 ms 640 KB Output is correct
39 Correct 7 ms 632 KB Output is correct
40 Correct 7 ms 640 KB Output is correct
41 Correct 9 ms 640 KB Output is correct
42 Correct 6 ms 640 KB Output is correct
43 Correct 7 ms 648 KB Output is correct
44 Correct 7 ms 640 KB Output is correct
45 Correct 8 ms 640 KB Output is correct
46 Correct 7 ms 640 KB Output is correct
47 Correct 7 ms 640 KB Output is correct
48 Correct 7 ms 640 KB Output is correct
49 Correct 7 ms 640 KB Output is correct
50 Correct 7 ms 640 KB Output is correct
51 Correct 7 ms 640 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 392 KB Output is correct
5 Correct 4 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 5 ms 384 KB Output is correct
14 Correct 5 ms 384 KB Output is correct
15 Correct 5 ms 384 KB Output is correct
16 Correct 5 ms 384 KB Output is correct
17 Correct 5 ms 384 KB Output is correct
18 Correct 5 ms 384 KB Output is correct
19 Correct 5 ms 384 KB Output is correct
20 Correct 5 ms 384 KB Output is correct
21 Correct 5 ms 384 KB Output is correct
22 Correct 5 ms 384 KB Output is correct
23 Correct 5 ms 384 KB Output is correct
24 Correct 5 ms 384 KB Output is correct
25 Correct 5 ms 384 KB Output is correct
26 Correct 5 ms 384 KB Output is correct
27 Correct 7 ms 632 KB Output is correct
28 Correct 6 ms 640 KB Output is correct
29 Correct 7 ms 640 KB Output is correct
30 Correct 7 ms 640 KB Output is correct
31 Correct 7 ms 640 KB Output is correct
32 Correct 7 ms 640 KB Output is correct
33 Correct 7 ms 640 KB Output is correct
34 Correct 7 ms 640 KB Output is correct
35 Correct 6 ms 640 KB Output is correct
36 Correct 7 ms 640 KB Output is correct
37 Correct 7 ms 768 KB Output is correct
38 Correct 6 ms 640 KB Output is correct
39 Correct 7 ms 632 KB Output is correct
40 Correct 7 ms 640 KB Output is correct
41 Correct 9 ms 640 KB Output is correct
42 Correct 6 ms 640 KB Output is correct
43 Correct 7 ms 648 KB Output is correct
44 Correct 7 ms 640 KB Output is correct
45 Correct 8 ms 640 KB Output is correct
46 Correct 7 ms 640 KB Output is correct
47 Correct 7 ms 640 KB Output is correct
48 Correct 7 ms 640 KB Output is correct
49 Correct 7 ms 640 KB Output is correct
50 Correct 7 ms 640 KB Output is correct
51 Correct 7 ms 640 KB Output is correct
52 Correct 218 ms 28536 KB Output is correct
53 Correct 229 ms 28664 KB Output is correct
54 Correct 215 ms 28584 KB Output is correct
55 Correct 228 ms 28884 KB Output is correct
56 Correct 223 ms 28664 KB Output is correct
57 Correct 215 ms 28664 KB Output is correct
58 Correct 321 ms 28708 KB Output is correct
59 Correct 229 ms 28640 KB Output is correct
60 Correct 239 ms 28576 KB Output is correct
61 Correct 232 ms 28444 KB Output is correct
62 Correct 214 ms 28664 KB Output is correct
63 Correct 241 ms 28744 KB Output is correct
64 Correct 237 ms 28836 KB Output is correct
65 Correct 262 ms 28768 KB Output is correct
66 Correct 225 ms 28680 KB Output is correct
67 Correct 220 ms 28664 KB Output is correct
68 Correct 226 ms 28668 KB Output is correct