Submission #832794

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
832794	2023-08-21T15:21:59 Z	manhtuan22007	Art Exhibition (JOI18_art)	C++14	100 / 100	148 ms	24776 KB

#include <bits/stdc++.h>
#define int long long
#define ll long long
using namespace std;



int32_t main()
{
	cin.tie(0)->sync_with_stdio(0);
	if(fopen(".inp" , "r")){
		freopen(".inp" , "r" , stdin);
		freopen(".out" , "w" , stdout);
	}
	int n;
	cin >> n;
	vector<pair<int , int>> a;
	a.push_back({0 , 0});
	for(int i = 1 ; i <= n ; i ++){
		int x , y;
		cin >> x >> y;
		a.push_back({x , y});
	}
	sort(a.begin() , a.end());
	vector<int> dp(n + 5);
	dp[1] = a[1].second;
	for(int i = 2 ; i <= n ; i ++){
		dp[i] = max(dp[i - 1] + a[i].second - (a[i].first - a[i - 1].first) , a[i].second);
	}
	cout << *max_element(dp.begin() , dp.end());
}

Compilation message

art.cpp: In function 'int32_t main()':
art.cpp:12:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   12 |   freopen(".inp" , "r" , stdin);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
art.cpp:13:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   13 |   freopen(".out" , "w" , stdout);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	320 KB	Output is correct
2	Correct	1 ms	320 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	1 ms	324 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct

Subtask #2
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	320 KB	Output is correct
2	Correct	1 ms	320 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	1 ms	324 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	1 ms	328 KB	Output is correct
13	Correct	0 ms	340 KB	Output is correct
14	Correct	0 ms	340 KB	Output is correct
15	Correct	0 ms	340 KB	Output is correct
16	Correct	0 ms	340 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	1 ms	340 KB	Output is correct
19	Correct	0 ms	340 KB	Output is correct
20	Correct	1 ms	340 KB	Output is correct
21	Correct	1 ms	332 KB	Output is correct
22	Correct	0 ms	340 KB	Output is correct
23	Correct	1 ms	340 KB	Output is correct
24	Correct	1 ms	340 KB	Output is correct
25	Correct	1 ms	340 KB	Output is correct
26	Correct	1 ms	340 KB	Output is correct

Subtask #3
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	320 KB	Output is correct
2	Correct	1 ms	320 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	1 ms	324 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	1 ms	328 KB	Output is correct
13	Correct	0 ms	340 KB	Output is correct
14	Correct	0 ms	340 KB	Output is correct
15	Correct	0 ms	340 KB	Output is correct
16	Correct	0 ms	340 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	1 ms	340 KB	Output is correct
19	Correct	0 ms	340 KB	Output is correct
20	Correct	1 ms	340 KB	Output is correct
21	Correct	1 ms	332 KB	Output is correct
22	Correct	0 ms	340 KB	Output is correct
23	Correct	1 ms	340 KB	Output is correct
24	Correct	1 ms	340 KB	Output is correct
25	Correct	1 ms	340 KB	Output is correct
26	Correct	1 ms	340 KB	Output is correct
27	Correct	2 ms	596 KB	Output is correct
28	Correct	2 ms	596 KB	Output is correct
29	Correct	2 ms	596 KB	Output is correct
30	Correct	2 ms	596 KB	Output is correct
31	Correct	2 ms	596 KB	Output is correct
32	Correct	2 ms	592 KB	Output is correct
33	Correct	2 ms	596 KB	Output is correct
34	Correct	2 ms	596 KB	Output is correct
35	Correct	2 ms	592 KB	Output is correct
36	Correct	2 ms	596 KB	Output is correct
37	Correct	2 ms	588 KB	Output is correct
38	Correct	2 ms	596 KB	Output is correct
39	Correct	2 ms	596 KB	Output is correct
40	Correct	2 ms	596 KB	Output is correct
41	Correct	2 ms	596 KB	Output is correct
42	Correct	2 ms	644 KB	Output is correct
43	Correct	2 ms	648 KB	Output is correct
44	Correct	2 ms	580 KB	Output is correct
45	Correct	2 ms	592 KB	Output is correct
46	Correct	2 ms	596 KB	Output is correct
47	Correct	2 ms	596 KB	Output is correct
48	Correct	2 ms	716 KB	Output is correct
49	Correct	2 ms	596 KB	Output is correct
50	Correct	2 ms	596 KB	Output is correct
51	Correct	2 ms	596 KB	Output is correct

Subtask #4
50.0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	320 KB	Output is correct
2	Correct	1 ms	320 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	1 ms	324 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	1 ms	328 KB	Output is correct
13	Correct	0 ms	340 KB	Output is correct
14	Correct	0 ms	340 KB	Output is correct
15	Correct	0 ms	340 KB	Output is correct
16	Correct	0 ms	340 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	1 ms	340 KB	Output is correct
19	Correct	0 ms	340 KB	Output is correct
20	Correct	1 ms	340 KB	Output is correct
21	Correct	1 ms	332 KB	Output is correct
22	Correct	0 ms	340 KB	Output is correct
23	Correct	1 ms	340 KB	Output is correct
24	Correct	1 ms	340 KB	Output is correct
25	Correct	1 ms	340 KB	Output is correct
26	Correct	1 ms	340 KB	Output is correct
27	Correct	2 ms	596 KB	Output is correct
28	Correct	2 ms	596 KB	Output is correct
29	Correct	2 ms	596 KB	Output is correct
30	Correct	2 ms	596 KB	Output is correct
31	Correct	2 ms	596 KB	Output is correct
32	Correct	2 ms	592 KB	Output is correct
33	Correct	2 ms	596 KB	Output is correct
34	Correct	2 ms	596 KB	Output is correct
35	Correct	2 ms	592 KB	Output is correct
36	Correct	2 ms	596 KB	Output is correct
37	Correct	2 ms	588 KB	Output is correct
38	Correct	2 ms	596 KB	Output is correct
39	Correct	2 ms	596 KB	Output is correct
40	Correct	2 ms	596 KB	Output is correct
41	Correct	2 ms	596 KB	Output is correct
42	Correct	2 ms	644 KB	Output is correct
43	Correct	2 ms	648 KB	Output is correct
44	Correct	2 ms	580 KB	Output is correct
45	Correct	2 ms	592 KB	Output is correct
46	Correct	2 ms	596 KB	Output is correct
47	Correct	2 ms	596 KB	Output is correct
48	Correct	2 ms	716 KB	Output is correct
49	Correct	2 ms	596 KB	Output is correct
50	Correct	2 ms	596 KB	Output is correct
51	Correct	2 ms	596 KB	Output is correct
52	Correct	135 ms	24612 KB	Output is correct
53	Correct	137 ms	24716 KB	Output is correct
54	Correct	133 ms	24644 KB	Output is correct
55	Correct	138 ms	24776 KB	Output is correct
56	Correct	136 ms	24660 KB	Output is correct
57	Correct	134 ms	24660 KB	Output is correct
58	Correct	148 ms	24712 KB	Output is correct
59	Correct	136 ms	24736 KB	Output is correct
60	Correct	134 ms	24664 KB	Output is correct
61	Correct	140 ms	24528 KB	Output is correct
62	Correct	134 ms	24700 KB	Output is correct
63	Correct	136 ms	24764 KB	Output is correct
64	Correct	140 ms	24696 KB	Output is correct
65	Correct	136 ms	24652 KB	Output is correct
66	Correct	141 ms	24660 KB	Output is correct
67	Correct	144 ms	24660 KB	Output is correct
68	Correct	135 ms	24616 KB	Output is correct

Submission #832794

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