답안 #405688

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
405688	2021-05-16T18:14:33 Z	Pietra	Art Exhibition (JOI18_art)	C++14	100 / 100	751 ms	24772 KB

art

#include<bits/stdc++.h>

#define ll long long 

using namespace std ; 

const int maxn = 500010 ; 
const ll inf = 1e18 ; 

ll n, best, mx, sum[maxn] ;  
pair<ll, ll> a[maxn] ; 

int main(){

	cin >> n ; 

	for(int i = 1 ; i <= n ; i++) cin >> a[i].first >> a[i].second ; 

	sort(a + 1, a + 1 + n) ; 
    
    for(int i = 1 ; i <= n ; i++) sum[i] = sum[i-1] + a[i].second  ; 

    best = -inf ;

	for(int i = 1 ; i <= n ; i++){
		best = max(best, -sum[i-1] + a[i].first) ; 
		mx = max(mx, sum[i] - a[i].first + best) ; 
	}  

	cout << mx << "\n" ; 

}

Subtask #1

10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	204 KB	Output is correct
2	Correct	1 ms	204 KB	Output is correct
3	Correct	1 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	1 ms	204 KB	Output is correct
7	Correct	1 ms	204 KB	Output is correct
8	Correct	1 ms	204 KB	Output is correct
9	Correct	1 ms	204 KB	Output is correct
10	Correct	1 ms	204 KB	Output is correct
11	Correct	1 ms	204 KB	Output is correct

Subtask #2

20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	204 KB	Output is correct
2	Correct	1 ms	204 KB	Output is correct
3	Correct	1 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	1 ms	204 KB	Output is correct
7	Correct	1 ms	204 KB	Output is correct
8	Correct	1 ms	204 KB	Output is correct
9	Correct	1 ms	204 KB	Output is correct
10	Correct	1 ms	204 KB	Output is correct
11	Correct	1 ms	204 KB	Output is correct
12	Correct	1 ms	204 KB	Output is correct
13	Correct	1 ms	204 KB	Output is correct
14	Correct	1 ms	204 KB	Output is correct
15	Correct	1 ms	204 KB	Output is correct
16	Correct	1 ms	204 KB	Output is correct
17	Correct	2 ms	204 KB	Output is correct
18	Correct	1 ms	204 KB	Output is correct
19	Correct	2 ms	204 KB	Output is correct
20	Correct	1 ms	204 KB	Output is correct
21	Correct	1 ms	204 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	204 KB	Output is correct
26	Correct	1 ms	204 KB	Output is correct

Subtask #3

20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	204 KB	Output is correct
2	Correct	1 ms	204 KB	Output is correct
3	Correct	1 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	1 ms	204 KB	Output is correct
7	Correct	1 ms	204 KB	Output is correct
8	Correct	1 ms	204 KB	Output is correct
9	Correct	1 ms	204 KB	Output is correct
10	Correct	1 ms	204 KB	Output is correct
11	Correct	1 ms	204 KB	Output is correct
12	Correct	1 ms	204 KB	Output is correct
13	Correct	1 ms	204 KB	Output is correct
14	Correct	1 ms	204 KB	Output is correct
15	Correct	1 ms	204 KB	Output is correct
16	Correct	1 ms	204 KB	Output is correct
17	Correct	2 ms	204 KB	Output is correct
18	Correct	1 ms	204 KB	Output is correct
19	Correct	2 ms	204 KB	Output is correct
20	Correct	1 ms	204 KB	Output is correct
21	Correct	1 ms	204 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	204 KB	Output is correct
26	Correct	1 ms	204 KB	Output is correct
27	Correct	6 ms	332 KB	Output is correct
28	Correct	6 ms	332 KB	Output is correct
29	Correct	6 ms	352 KB	Output is correct
30	Correct	6 ms	332 KB	Output is correct
31	Correct	6 ms	364 KB	Output is correct
32	Correct	7 ms	332 KB	Output is correct
33	Correct	6 ms	332 KB	Output is correct
34	Correct	6 ms	304 KB	Output is correct
35	Correct	6 ms	352 KB	Output is correct
36	Correct	7 ms	332 KB	Output is correct
37	Correct	6 ms	332 KB	Output is correct
38	Correct	6 ms	332 KB	Output is correct
39	Correct	6 ms	332 KB	Output is correct
40	Correct	6 ms	332 KB	Output is correct
41	Correct	6 ms	332 KB	Output is correct
42	Correct	6 ms	332 KB	Output is correct
43	Correct	6 ms	332 KB	Output is correct
44	Correct	6 ms	364 KB	Output is correct
45	Correct	7 ms	332 KB	Output is correct
46	Correct	8 ms	360 KB	Output is correct
47	Correct	6 ms	332 KB	Output is correct
48	Correct	6 ms	344 KB	Output is correct
49	Correct	6 ms	332 KB	Output is correct
50	Correct	6 ms	356 KB	Output is correct
51	Correct	6 ms	332 KB	Output is correct

Subtask #4

50.0 / 50.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	204 KB	Output is correct
2	Correct	1 ms	204 KB	Output is correct
3	Correct	1 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	1 ms	204 KB	Output is correct
7	Correct	1 ms	204 KB	Output is correct
8	Correct	1 ms	204 KB	Output is correct
9	Correct	1 ms	204 KB	Output is correct
10	Correct	1 ms	204 KB	Output is correct
11	Correct	1 ms	204 KB	Output is correct
12	Correct	1 ms	204 KB	Output is correct
13	Correct	1 ms	204 KB	Output is correct
14	Correct	1 ms	204 KB	Output is correct
15	Correct	1 ms	204 KB	Output is correct
16	Correct	1 ms	204 KB	Output is correct
17	Correct	2 ms	204 KB	Output is correct
18	Correct	1 ms	204 KB	Output is correct
19	Correct	2 ms	204 KB	Output is correct
20	Correct	1 ms	204 KB	Output is correct
21	Correct	1 ms	204 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	204 KB	Output is correct
26	Correct	1 ms	204 KB	Output is correct
27	Correct	6 ms	332 KB	Output is correct
28	Correct	6 ms	332 KB	Output is correct
29	Correct	6 ms	352 KB	Output is correct
30	Correct	6 ms	332 KB	Output is correct
31	Correct	6 ms	364 KB	Output is correct
32	Correct	7 ms	332 KB	Output is correct
33	Correct	6 ms	332 KB	Output is correct
34	Correct	6 ms	304 KB	Output is correct
35	Correct	6 ms	352 KB	Output is correct
36	Correct	7 ms	332 KB	Output is correct
37	Correct	6 ms	332 KB	Output is correct
38	Correct	6 ms	332 KB	Output is correct
39	Correct	6 ms	332 KB	Output is correct
40	Correct	6 ms	332 KB	Output is correct
41	Correct	6 ms	332 KB	Output is correct
42	Correct	6 ms	332 KB	Output is correct
43	Correct	6 ms	332 KB	Output is correct
44	Correct	6 ms	364 KB	Output is correct
45	Correct	7 ms	332 KB	Output is correct
46	Correct	8 ms	360 KB	Output is correct
47	Correct	6 ms	332 KB	Output is correct
48	Correct	6 ms	344 KB	Output is correct
49	Correct	6 ms	332 KB	Output is correct
50	Correct	6 ms	356 KB	Output is correct
51	Correct	6 ms	332 KB	Output is correct
52	Correct	562 ms	11996 KB	Output is correct
53	Correct	577 ms	19984 KB	Output is correct
54	Correct	563 ms	19792 KB	Output is correct
55	Correct	569 ms	19896 KB	Output is correct
56	Correct	564 ms	19904 KB	Output is correct
57	Correct	571 ms	19876 KB	Output is correct
58	Correct	574 ms	19912 KB	Output is correct
59	Correct	578 ms	20116 KB	Output is correct
60	Correct	573 ms	20032 KB	Output is correct
61	Correct	751 ms	19832 KB	Output is correct
62	Correct	565 ms	24040 KB	Output is correct
63	Correct	584 ms	21368 KB	Output is correct
64	Correct	585 ms	24664 KB	Output is correct
65	Correct	573 ms	24644 KB	Output is correct
66	Correct	597 ms	24624 KB	Output is correct
67	Correct	565 ms	24772 KB	Output is correct
68	Correct	571 ms	24624 KB	Output is correct