Submission #786794

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
786794	2023-07-18T12:51:44 Z	Acanikolic	Art Exhibition (JOI18_art)	C++17	100 / 100	170 ms	16120 KB

#include <bits/stdc++.h>
 
#define ll long long 

#define int long long 
 
#define pb push_back 

#define F first
 
#define S second
 
using namespace std;
 
const long long N = 500000+10;
 
const long long mod = 1e9+7;
 
const long long inf = 1e18;

vector<int>a(N),b(N);

bool cmp(int i,int j) {
	if(a[i] == a[j]) return b[i] < b[j];
	return a[i] < a[j];
}

signed main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    
   //pref[r]-a[r]-pref[l-1]+a[l]
    
	int n,res=0;
	cin >> n;
	vector<int>pref(n,0),order(n,0);
	for(int i=0;i<n;i++) {
		cin >> a[i] >> b[i];
		res = max(res,b[i]);
	}
	iota(order.begin(),order.end(),0);
	sort(order.begin(),order.end(),cmp);
	int mn = inf;
	//for(int i=0;i<n;i++) cout << a[order[i]] << ' ' << b[order[i]] << endl;
	for(int i=0;i<n;i++) {
		pref[i] = b[order[i]];
		if(i > 0) pref[i] += pref[i-1];
		if(mn == inf) {
			mn = -a[order[i]];
			continue;
		}
	//	cout << pref[i] << ' ' << mn << ' ' << a[order[i]] << endl;
		res = max(res,pref[i]-mn-a[order[i]]);
		mn = min(mn,pref[i-1]-a[order[i]]);
	}
	cout << res;
    return 0;
}

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	8148 KB	Output is correct
2	Correct	3 ms	8148 KB	Output is correct
3	Correct	3 ms	8148 KB	Output is correct
4	Correct	3 ms	8148 KB	Output is correct
5	Correct	3 ms	8148 KB	Output is correct
6	Correct	3 ms	8148 KB	Output is correct
7	Correct	3 ms	8148 KB	Output is correct
8	Correct	3 ms	8148 KB	Output is correct
9	Correct	3 ms	8148 KB	Output is correct
10	Correct	3 ms	8048 KB	Output is correct
11	Correct	4 ms	8116 KB	Output is correct

Subtask #2
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	8148 KB	Output is correct
2	Correct	3 ms	8148 KB	Output is correct
3	Correct	3 ms	8148 KB	Output is correct
4	Correct	3 ms	8148 KB	Output is correct
5	Correct	3 ms	8148 KB	Output is correct
6	Correct	3 ms	8148 KB	Output is correct
7	Correct	3 ms	8148 KB	Output is correct
8	Correct	3 ms	8148 KB	Output is correct
9	Correct	3 ms	8148 KB	Output is correct
10	Correct	3 ms	8048 KB	Output is correct
11	Correct	4 ms	8116 KB	Output is correct
12	Correct	3 ms	8148 KB	Output is correct
13	Correct	3 ms	8164 KB	Output is correct
14	Correct	3 ms	8148 KB	Output is correct
15	Correct	3 ms	8148 KB	Output is correct
16	Correct	3 ms	8148 KB	Output is correct
17	Correct	4 ms	8148 KB	Output is correct
18	Correct	3 ms	8168 KB	Output is correct
19	Correct	3 ms	8168 KB	Output is correct
20	Correct	3 ms	8168 KB	Output is correct
21	Correct	3 ms	8148 KB	Output is correct
22	Correct	3 ms	8168 KB	Output is correct
23	Correct	3 ms	8148 KB	Output is correct
24	Correct	3 ms	8148 KB	Output is correct
25	Correct	3 ms	8148 KB	Output is correct
26	Correct	3 ms	8148 KB	Output is correct

Subtask #3
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	8148 KB	Output is correct
2	Correct	3 ms	8148 KB	Output is correct
3	Correct	3 ms	8148 KB	Output is correct
4	Correct	3 ms	8148 KB	Output is correct
5	Correct	3 ms	8148 KB	Output is correct
6	Correct	3 ms	8148 KB	Output is correct
7	Correct	3 ms	8148 KB	Output is correct
8	Correct	3 ms	8148 KB	Output is correct
9	Correct	3 ms	8148 KB	Output is correct
10	Correct	3 ms	8048 KB	Output is correct
11	Correct	4 ms	8116 KB	Output is correct
12	Correct	3 ms	8148 KB	Output is correct
13	Correct	3 ms	8164 KB	Output is correct
14	Correct	3 ms	8148 KB	Output is correct
15	Correct	3 ms	8148 KB	Output is correct
16	Correct	3 ms	8148 KB	Output is correct
17	Correct	4 ms	8148 KB	Output is correct
18	Correct	3 ms	8168 KB	Output is correct
19	Correct	3 ms	8168 KB	Output is correct
20	Correct	3 ms	8168 KB	Output is correct
21	Correct	3 ms	8148 KB	Output is correct
22	Correct	3 ms	8168 KB	Output is correct
23	Correct	3 ms	8148 KB	Output is correct
24	Correct	3 ms	8148 KB	Output is correct
25	Correct	3 ms	8148 KB	Output is correct
26	Correct	3 ms	8148 KB	Output is correct
27	Correct	4 ms	8304 KB	Output is correct
28	Correct	4 ms	8300 KB	Output is correct
29	Correct	5 ms	8276 KB	Output is correct
30	Correct	5 ms	8404 KB	Output is correct
31	Correct	4 ms	8304 KB	Output is correct
32	Correct	4 ms	8304 KB	Output is correct
33	Correct	4 ms	8276 KB	Output is correct
34	Correct	4 ms	8276 KB	Output is correct
35	Correct	4 ms	8352 KB	Output is correct
36	Correct	4 ms	8276 KB	Output is correct
37	Correct	6 ms	8456 KB	Output is correct
38	Correct	4 ms	8276 KB	Output is correct
39	Correct	4 ms	8276 KB	Output is correct
40	Correct	4 ms	8276 KB	Output is correct
41	Correct	5 ms	8276 KB	Output is correct
42	Correct	4 ms	8276 KB	Output is correct
43	Correct	4 ms	8276 KB	Output is correct
44	Correct	4 ms	8300 KB	Output is correct
45	Correct	5 ms	8304 KB	Output is correct
46	Correct	4 ms	8276 KB	Output is correct
47	Correct	4 ms	8276 KB	Output is correct
48	Correct	5 ms	8276 KB	Output is correct
49	Correct	5 ms	8300 KB	Output is correct
50	Correct	5 ms	8276 KB	Output is correct
51	Correct	4 ms	8276 KB	Output is correct

Subtask #4
50.0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	8148 KB	Output is correct
2	Correct	3 ms	8148 KB	Output is correct
3	Correct	3 ms	8148 KB	Output is correct
4	Correct	3 ms	8148 KB	Output is correct
5	Correct	3 ms	8148 KB	Output is correct
6	Correct	3 ms	8148 KB	Output is correct
7	Correct	3 ms	8148 KB	Output is correct
8	Correct	3 ms	8148 KB	Output is correct
9	Correct	3 ms	8148 KB	Output is correct
10	Correct	3 ms	8048 KB	Output is correct
11	Correct	4 ms	8116 KB	Output is correct
12	Correct	3 ms	8148 KB	Output is correct
13	Correct	3 ms	8164 KB	Output is correct
14	Correct	3 ms	8148 KB	Output is correct
15	Correct	3 ms	8148 KB	Output is correct
16	Correct	3 ms	8148 KB	Output is correct
17	Correct	4 ms	8148 KB	Output is correct
18	Correct	3 ms	8168 KB	Output is correct
19	Correct	3 ms	8168 KB	Output is correct
20	Correct	3 ms	8168 KB	Output is correct
21	Correct	3 ms	8148 KB	Output is correct
22	Correct	3 ms	8168 KB	Output is correct
23	Correct	3 ms	8148 KB	Output is correct
24	Correct	3 ms	8148 KB	Output is correct
25	Correct	3 ms	8148 KB	Output is correct
26	Correct	3 ms	8148 KB	Output is correct
27	Correct	4 ms	8304 KB	Output is correct
28	Correct	4 ms	8300 KB	Output is correct
29	Correct	5 ms	8276 KB	Output is correct
30	Correct	5 ms	8404 KB	Output is correct
31	Correct	4 ms	8304 KB	Output is correct
32	Correct	4 ms	8304 KB	Output is correct
33	Correct	4 ms	8276 KB	Output is correct
34	Correct	4 ms	8276 KB	Output is correct
35	Correct	4 ms	8352 KB	Output is correct
36	Correct	4 ms	8276 KB	Output is correct
37	Correct	6 ms	8456 KB	Output is correct
38	Correct	4 ms	8276 KB	Output is correct
39	Correct	4 ms	8276 KB	Output is correct
40	Correct	4 ms	8276 KB	Output is correct
41	Correct	5 ms	8276 KB	Output is correct
42	Correct	4 ms	8276 KB	Output is correct
43	Correct	4 ms	8276 KB	Output is correct
44	Correct	4 ms	8300 KB	Output is correct
45	Correct	5 ms	8304 KB	Output is correct
46	Correct	4 ms	8276 KB	Output is correct
47	Correct	4 ms	8276 KB	Output is correct
48	Correct	5 ms	8276 KB	Output is correct
49	Correct	5 ms	8300 KB	Output is correct
50	Correct	5 ms	8276 KB	Output is correct
51	Correct	4 ms	8276 KB	Output is correct
52	Correct	168 ms	16116 KB	Output is correct
53	Correct	164 ms	16100 KB	Output is correct
54	Correct	165 ms	16100 KB	Output is correct
55	Correct	164 ms	16084 KB	Output is correct
56	Correct	166 ms	16120 KB	Output is correct
57	Correct	167 ms	16084 KB	Output is correct
58	Correct	170 ms	16100 KB	Output is correct
59	Correct	167 ms	16084 KB	Output is correct
60	Correct	163 ms	16084 KB	Output is correct
61	Correct	164 ms	16084 KB	Output is correct
62	Correct	165 ms	16108 KB	Output is correct
63	Correct	170 ms	16084 KB	Output is correct
64	Correct	164 ms	16116 KB	Output is correct
65	Correct	163 ms	16084 KB	Output is correct
66	Correct	164 ms	16084 KB	Output is correct
67	Correct	163 ms	16108 KB	Output is correct
68	Correct	164 ms	16112 KB	Output is correct

Submission #786794

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