Submission #844535

# Submission time Handle Problem Language Result Execution time Memory
844535 2023-09-05T13:58:27 Z Mr_Husanboy Art Exhibition (JOI18_art) C++17
100 / 100
157 ms 30828 KB
#include <bits/stdc++.h>

using namespace std;

#define ll long long
#define all(a) (a).begin(), (a).end()

template<typename T>
int len(T &a){return a.size();}

int main(){
	ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);
	int n; cin >> n;

	vector<ll> a(n), b(n);

	for(int i = 0; i < n; i ++){
		cin >> a[i] >> b[i];
	}

	vector<int> p(n); iota(all(p),0);

	sort(all(p), [&](int i, int j){return a[i] < a[j];});

	vector<ll> val(n);
	ll cur = 0;
	for(int i = 0; i < n; i ++){
		cur += b[p[i]];
		if(i > 0) cur -= a[p[i]] - a[p[i - 1]];
		val[i] = cur;
	}

	vector<ll> mx(n);
	mx[n - 1] = val[n - 1];
	for(int i = n - 2; i >= 0; i --){
		mx[i] = max(val[i], mx[i + 1]);
	}
	
	

	ll ans = 0; cur = 0;

	for(int i = 0; i < n; i ++){
		ans = max(ans, mx[i] - cur);
		cur += b[p[i]];
		if(i < n - 1) cur -= a[p[i + 1]] - a[p[i]];
	}

	cout << ans;
	return 0;
}
# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 344 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 460 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 344 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 460 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 0 ms 464 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 604 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 0 ms 456 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 344 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 460 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 0 ms 464 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 604 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 0 ms 456 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 2 ms 604 KB Output is correct
28 Correct 2 ms 604 KB Output is correct
29 Correct 2 ms 604 KB Output is correct
30 Correct 2 ms 604 KB Output is correct
31 Correct 2 ms 552 KB Output is correct
32 Correct 2 ms 604 KB Output is correct
33 Correct 2 ms 604 KB Output is correct
34 Correct 2 ms 656 KB Output is correct
35 Correct 2 ms 604 KB Output is correct
36 Correct 2 ms 600 KB Output is correct
37 Correct 2 ms 604 KB Output is correct
38 Correct 2 ms 604 KB Output is correct
39 Correct 2 ms 600 KB Output is correct
40 Correct 2 ms 604 KB Output is correct
41 Correct 2 ms 856 KB Output is correct
42 Correct 2 ms 664 KB Output is correct
43 Correct 2 ms 724 KB Output is correct
44 Correct 2 ms 604 KB Output is correct
45 Correct 2 ms 724 KB Output is correct
46 Correct 2 ms 604 KB Output is correct
47 Correct 2 ms 604 KB Output is correct
48 Correct 2 ms 604 KB Output is correct
49 Correct 2 ms 600 KB Output is correct
50 Correct 2 ms 728 KB Output is correct
51 Correct 2 ms 600 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 344 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 460 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 0 ms 464 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 604 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 0 ms 456 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 2 ms 604 KB Output is correct
28 Correct 2 ms 604 KB Output is correct
29 Correct 2 ms 604 KB Output is correct
30 Correct 2 ms 604 KB Output is correct
31 Correct 2 ms 552 KB Output is correct
32 Correct 2 ms 604 KB Output is correct
33 Correct 2 ms 604 KB Output is correct
34 Correct 2 ms 656 KB Output is correct
35 Correct 2 ms 604 KB Output is correct
36 Correct 2 ms 600 KB Output is correct
37 Correct 2 ms 604 KB Output is correct
38 Correct 2 ms 604 KB Output is correct
39 Correct 2 ms 600 KB Output is correct
40 Correct 2 ms 604 KB Output is correct
41 Correct 2 ms 856 KB Output is correct
42 Correct 2 ms 664 KB Output is correct
43 Correct 2 ms 724 KB Output is correct
44 Correct 2 ms 604 KB Output is correct
45 Correct 2 ms 724 KB Output is correct
46 Correct 2 ms 604 KB Output is correct
47 Correct 2 ms 604 KB Output is correct
48 Correct 2 ms 604 KB Output is correct
49 Correct 2 ms 600 KB Output is correct
50 Correct 2 ms 728 KB Output is correct
51 Correct 2 ms 600 KB Output is correct
52 Correct 146 ms 30504 KB Output is correct
53 Correct 146 ms 30532 KB Output is correct
54 Correct 152 ms 30648 KB Output is correct
55 Correct 151 ms 30564 KB Output is correct
56 Correct 145 ms 30544 KB Output is correct
57 Correct 153 ms 30828 KB Output is correct
58 Correct 145 ms 30676 KB Output is correct
59 Correct 150 ms 30704 KB Output is correct
60 Correct 151 ms 30812 KB Output is correct
61 Correct 148 ms 30548 KB Output is correct
62 Correct 146 ms 30560 KB Output is correct
63 Correct 152 ms 30668 KB Output is correct
64 Correct 146 ms 30532 KB Output is correct
65 Correct 147 ms 30548 KB Output is correct
66 Correct 157 ms 30540 KB Output is correct
67 Correct 147 ms 30652 KB Output is correct
68 Correct 147 ms 30540 KB Output is correct