답안 #108779

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
108779	2019-05-01T22:18:50 Z	thebes	Art Exhibition (JOI18_art)	C++14	100 / 100	281 ms	24824 KB

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

const int MN = 5e5+5;
typedef long long ll;
ll psa[MN], n, i, x, y, ans, mx;
pair<ll,ll> arr[MN];

int main(){
    for(scanf("%lld",&n),i=1;i<=n;i++){
        scanf("%lld%lld",&arr[i].first,&arr[i].second);
    }
    sort(arr+1,arr+n+1,[](pair<ll,ll>i,pair<ll,ll>j){return i.first<j.first;});
    for(i=1;i<=n;i++){
        psa[i]=psa[i-1]+arr[i].second-(arr[i].first-arr[i-1].first);
    }
    mx = -1LL<<60; ans = -1LL<<60;
    for(i=n;i>=1;i--){
        mx = max(mx, psa[i]);
        ans = max(ans, mx-psa[i-1]+arr[i].first-arr[i-1].first);
    }
    printf("%lld\n",ans);
    return 0;
}

Compilation message

art.cpp: In function 'int main()':
art.cpp:10:25: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     for(scanf("%lld",&n),i=1;i<=n;i++){
         ~~~~~~~~~~~~~~~~^~~~
art.cpp:11:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%lld%lld",&arr[i].first,&arr[i].second);
         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	256 KB	Output is correct
2	Correct	2 ms	384 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	384 KB	Output is correct
5	Correct	2 ms	384 KB	Output is correct
6	Correct	2 ms	380 KB	Output is correct
7	Correct	2 ms	384 KB	Output is correct
8	Correct	2 ms	300 KB	Output is correct
9	Correct	2 ms	384 KB	Output is correct
10	Correct	3 ms	384 KB	Output is correct
11	Correct	2 ms	384 KB	Output is correct

Subtask #2
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	256 KB	Output is correct
2	Correct	2 ms	384 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	384 KB	Output is correct
5	Correct	2 ms	384 KB	Output is correct
6	Correct	2 ms	380 KB	Output is correct
7	Correct	2 ms	384 KB	Output is correct
8	Correct	2 ms	300 KB	Output is correct
9	Correct	2 ms	384 KB	Output is correct
10	Correct	3 ms	384 KB	Output is correct
11	Correct	2 ms	384 KB	Output is correct
12	Correct	2 ms	384 KB	Output is correct
13	Correct	2 ms	384 KB	Output is correct
14	Correct	3 ms	384 KB	Output is correct
15	Correct	3 ms	384 KB	Output is correct
16	Correct	3 ms	384 KB	Output is correct
17	Correct	2 ms	384 KB	Output is correct
18	Correct	2 ms	384 KB	Output is correct
19	Correct	2 ms	384 KB	Output is correct
20	Correct	2 ms	384 KB	Output is correct
21	Correct	2 ms	384 KB	Output is correct
22	Correct	2 ms	384 KB	Output is correct
23	Correct	2 ms	384 KB	Output is correct
24	Correct	2 ms	384 KB	Output is correct
25	Correct	2 ms	384 KB	Output is correct
26	Correct	2 ms	384 KB	Output is correct

Subtask #3
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	256 KB	Output is correct
2	Correct	2 ms	384 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	384 KB	Output is correct
5	Correct	2 ms	384 KB	Output is correct
6	Correct	2 ms	380 KB	Output is correct
7	Correct	2 ms	384 KB	Output is correct
8	Correct	2 ms	300 KB	Output is correct
9	Correct	2 ms	384 KB	Output is correct
10	Correct	3 ms	384 KB	Output is correct
11	Correct	2 ms	384 KB	Output is correct
12	Correct	2 ms	384 KB	Output is correct
13	Correct	2 ms	384 KB	Output is correct
14	Correct	3 ms	384 KB	Output is correct
15	Correct	3 ms	384 KB	Output is correct
16	Correct	3 ms	384 KB	Output is correct
17	Correct	2 ms	384 KB	Output is correct
18	Correct	2 ms	384 KB	Output is correct
19	Correct	2 ms	384 KB	Output is correct
20	Correct	2 ms	384 KB	Output is correct
21	Correct	2 ms	384 KB	Output is correct
22	Correct	2 ms	384 KB	Output is correct
23	Correct	2 ms	384 KB	Output is correct
24	Correct	2 ms	384 KB	Output is correct
25	Correct	2 ms	384 KB	Output is correct
26	Correct	2 ms	384 KB	Output is correct
27	Correct	5 ms	640 KB	Output is correct
28	Correct	5 ms	512 KB	Output is correct
29	Correct	5 ms	512 KB	Output is correct
30	Correct	4 ms	508 KB	Output is correct
31	Correct	4 ms	512 KB	Output is correct
32	Correct	4 ms	640 KB	Output is correct
33	Correct	5 ms	640 KB	Output is correct
34	Correct	4 ms	512 KB	Output is correct
35	Correct	5 ms	512 KB	Output is correct
36	Correct	5 ms	512 KB	Output is correct
37	Correct	4 ms	512 KB	Output is correct
38	Correct	4 ms	512 KB	Output is correct
39	Correct	4 ms	640 KB	Output is correct
40	Correct	4 ms	640 KB	Output is correct
41	Correct	5 ms	640 KB	Output is correct
42	Correct	5 ms	512 KB	Output is correct
43	Correct	8 ms	640 KB	Output is correct
44	Correct	4 ms	640 KB	Output is correct
45	Correct	5 ms	512 KB	Output is correct
46	Correct	5 ms	640 KB	Output is correct
47	Correct	6 ms	640 KB	Output is correct
48	Correct	5 ms	640 KB	Output is correct
49	Correct	5 ms	640 KB	Output is correct
50	Correct	4 ms	640 KB	Output is correct
51	Correct	5 ms	512 KB	Output is correct

Subtask #4
50.0 / 50.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	256 KB	Output is correct
2	Correct	2 ms	384 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	384 KB	Output is correct
5	Correct	2 ms	384 KB	Output is correct
6	Correct	2 ms	380 KB	Output is correct
7	Correct	2 ms	384 KB	Output is correct
8	Correct	2 ms	300 KB	Output is correct
9	Correct	2 ms	384 KB	Output is correct
10	Correct	3 ms	384 KB	Output is correct
11	Correct	2 ms	384 KB	Output is correct
12	Correct	2 ms	384 KB	Output is correct
13	Correct	2 ms	384 KB	Output is correct
14	Correct	3 ms	384 KB	Output is correct
15	Correct	3 ms	384 KB	Output is correct
16	Correct	3 ms	384 KB	Output is correct
17	Correct	2 ms	384 KB	Output is correct
18	Correct	2 ms	384 KB	Output is correct
19	Correct	2 ms	384 KB	Output is correct
20	Correct	2 ms	384 KB	Output is correct
21	Correct	2 ms	384 KB	Output is correct
22	Correct	2 ms	384 KB	Output is correct
23	Correct	2 ms	384 KB	Output is correct
24	Correct	2 ms	384 KB	Output is correct
25	Correct	2 ms	384 KB	Output is correct
26	Correct	2 ms	384 KB	Output is correct
27	Correct	5 ms	640 KB	Output is correct
28	Correct	5 ms	512 KB	Output is correct
29	Correct	5 ms	512 KB	Output is correct
30	Correct	4 ms	508 KB	Output is correct
31	Correct	4 ms	512 KB	Output is correct
32	Correct	4 ms	640 KB	Output is correct
33	Correct	5 ms	640 KB	Output is correct
34	Correct	4 ms	512 KB	Output is correct
35	Correct	5 ms	512 KB	Output is correct
36	Correct	5 ms	512 KB	Output is correct
37	Correct	4 ms	512 KB	Output is correct
38	Correct	4 ms	512 KB	Output is correct
39	Correct	4 ms	640 KB	Output is correct
40	Correct	4 ms	640 KB	Output is correct
41	Correct	5 ms	640 KB	Output is correct
42	Correct	5 ms	512 KB	Output is correct
43	Correct	8 ms	640 KB	Output is correct
44	Correct	4 ms	640 KB	Output is correct
45	Correct	5 ms	512 KB	Output is correct
46	Correct	5 ms	640 KB	Output is correct
47	Correct	6 ms	640 KB	Output is correct
48	Correct	5 ms	640 KB	Output is correct
49	Correct	5 ms	640 KB	Output is correct
50	Correct	4 ms	640 KB	Output is correct
51	Correct	5 ms	512 KB	Output is correct
52	Correct	247 ms	24796 KB	Output is correct
53	Correct	269 ms	24768 KB	Output is correct
54	Correct	232 ms	24660 KB	Output is correct
55	Correct	219 ms	24824 KB	Output is correct
56	Correct	235 ms	24732 KB	Output is correct
57	Correct	264 ms	24776 KB	Output is correct
58	Correct	227 ms	24668 KB	Output is correct
59	Correct	223 ms	24696 KB	Output is correct
60	Correct	223 ms	24824 KB	Output is correct
61	Correct	281 ms	24568 KB	Output is correct
62	Correct	242 ms	24696 KB	Output is correct
63	Correct	230 ms	24696 KB	Output is correct
64	Correct	237 ms	24824 KB	Output is correct
65	Correct	232 ms	24752 KB	Output is correct
66	Correct	229 ms	24696 KB	Output is correct
67	Correct	239 ms	24824 KB	Output is correct
68	Correct	253 ms	24812 KB	Output is correct

답안 #108779

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 20.0 / 20.0

Subtask #3 20.0 / 20.0

Subtask #4 50.0 / 50.0

Subtask #1
10.0 / 10.0

Subtask #2
20.0 / 20.0

Subtask #3
20.0 / 20.0

Subtask #4
50.0 / 50.0