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Submission #46274

# Submission time Handle Problem Language Result Execution time Memory
46274 2018-04-18T17:00:16 Z fredbr Art Exhibition (JOI18_art) C++17
50 / 100
 32 ms 4800 KB 
#include <bits/stdc++.h>

#define ff first
#define ss second

using namespace std;

typedef long long ll;
typedef pair<ll, ll> ii;

const int maxn = 5010;
const ll inf = 0x3f3f3f3f3f3f3f;

ll p[maxn];
ii v[maxn];

int main()
{
	ios_base::sync_with_stdio(false);
	cin.tie(0);
	
	int n;
	cin >> n;

	for (int i = 1; i <= n; i++) cin >> v[i].ff >> v[i].ss;

	sort(v+1, v+1+n);

	for (int i = 1; i <= n; i++) p[i] = p[i-1] + v[i].ss;

	ll ans = -inf;

	for (int i = 1; i <= n; i++) {

		for (int j = i; j <= n; j++) {

			ans = max(ans, p[j]-p[i-1]-v[j].ff+v[i].ff);
		}
	}

	cout << ans << "\n";
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 436 KB Output is correct
4 Correct 2 ms 620 KB Output is correct
5 Correct 2 ms 620 KB Output is correct
6 Correct 2 ms 620 KB Output is correct
7 Correct 2 ms 620 KB Output is correct
8 Correct 2 ms 656 KB Output is correct
9 Correct 2 ms 820 KB Output is correct
10 Correct 2 ms 820 KB Output is correct
11 Correct 2 ms 820 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 436 KB Output is correct
4 Correct 2 ms 620 KB Output is correct
5 Correct 2 ms 620 KB Output is correct
6 Correct 2 ms 620 KB Output is correct
7 Correct 2 ms 620 KB Output is correct
8 Correct 2 ms 656 KB Output is correct
9 Correct 2 ms 820 KB Output is correct
10 Correct 2 ms 820 KB Output is correct
11 Correct 2 ms 820 KB Output is correct
12 Correct 2 ms 820 KB Output is correct
13 Correct 2 ms 820 KB Output is correct
14 Correct 2 ms 820 KB Output is correct
15 Correct 2 ms 820 KB Output is correct
16 Correct 2 ms 840 KB Output is correct
17 Correct 2 ms 848 KB Output is correct
18 Correct 2 ms 856 KB Output is correct
19 Correct 2 ms 864 KB Output is correct
20 Correct 2 ms 888 KB Output is correct
21 Correct 2 ms 900 KB Output is correct
22 Correct 2 ms 908 KB Output is correct
23 Correct 2 ms 916 KB Output is correct
24 Correct 2 ms 928 KB Output is correct
25 Correct 2 ms 932 KB Output is correct
26 Correct 2 ms 940 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 436 KB Output is correct
4 Correct 2 ms 620 KB Output is correct
5 Correct 2 ms 620 KB Output is correct
6 Correct 2 ms 620 KB Output is correct
7 Correct 2 ms 620 KB Output is correct
8 Correct 2 ms 656 KB Output is correct
9 Correct 2 ms 820 KB Output is correct
10 Correct 2 ms 820 KB Output is correct
11 Correct 2 ms 820 KB Output is correct
12 Correct 2 ms 820 KB Output is correct
13 Correct 2 ms 820 KB Output is correct
14 Correct 2 ms 820 KB Output is correct
15 Correct 2 ms 820 KB Output is correct
16 Correct 2 ms 840 KB Output is correct
17 Correct 2 ms 848 KB Output is correct
18 Correct 2 ms 856 KB Output is correct
19 Correct 2 ms 864 KB Output is correct
20 Correct 2 ms 888 KB Output is correct
21 Correct 2 ms 900 KB Output is correct
22 Correct 2 ms 908 KB Output is correct
23 Correct 2 ms 916 KB Output is correct
24 Correct 2 ms 928 KB Output is correct
25 Correct 2 ms 932 KB Output is correct
26 Correct 2 ms 940 KB Output is correct
27 Correct 21 ms 1076 KB Output is correct
28 Correct 20 ms 1332 KB Output is correct
29 Correct 21 ms 1460 KB Output is correct
30 Correct 19 ms 1592 KB Output is correct
31 Correct 23 ms 1592 KB Output is correct
32 Correct 20 ms 1844 KB Output is correct
33 Correct 32 ms 1844 KB Output is correct
34 Correct 20 ms 1972 KB Output is correct
35 Correct 20 ms 2100 KB Output is correct
36 Correct 20 ms 2232 KB Output is correct
37 Correct 20 ms 2360 KB Output is correct
38 Correct 20 ms 2492 KB Output is correct
39 Correct 20 ms 2740 KB Output is correct
40 Correct 20 ms 2868 KB Output is correct
41 Correct 21 ms 2884 KB Output is correct
42 Correct 22 ms 3008 KB Output is correct
43 Correct 20 ms 3240 KB Output is correct
44 Correct 20 ms 3328 KB Output is correct
45 Correct 20 ms 3392 KB Output is correct
46 Correct 30 ms 3648 KB Output is correct
47 Correct 30 ms 3648 KB Output is correct
48 Correct 20 ms 3904 KB Output is correct
49 Correct 21 ms 4028 KB Output is correct
50 Correct 22 ms 4160 KB Output is correct
51 Correct 20 ms 4288 KB Output is correct

Subtask #4
0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 436 KB Output is correct
4 Correct 2 ms 620 KB Output is correct
5 Correct 2 ms 620 KB Output is correct
6 Correct 2 ms 620 KB Output is correct
7 Correct 2 ms 620 KB Output is correct
8 Correct 2 ms 656 KB Output is correct
9 Correct 2 ms 820 KB Output is correct
10 Correct 2 ms 820 KB Output is correct
11 Correct 2 ms 820 KB Output is correct
12 Correct 2 ms 820 KB Output is correct
13 Correct 2 ms 820 KB Output is correct
14 Correct 2 ms 820 KB Output is correct
15 Correct 2 ms 820 KB Output is correct
16 Correct 2 ms 840 KB Output is correct
17 Correct 2 ms 848 KB Output is correct
18 Correct 2 ms 856 KB Output is correct
19 Correct 2 ms 864 KB Output is correct
20 Correct 2 ms 888 KB Output is correct
21 Correct 2 ms 900 KB Output is correct
22 Correct 2 ms 908 KB Output is correct
23 Correct 2 ms 916 KB Output is correct
24 Correct 2 ms 928 KB Output is correct
25 Correct 2 ms 932 KB Output is correct
26 Correct 2 ms 940 KB Output is correct
27 Correct 21 ms 1076 KB Output is correct
28 Correct 20 ms 1332 KB Output is correct
29 Correct 21 ms 1460 KB Output is correct
30 Correct 19 ms 1592 KB Output is correct
31 Correct 23 ms 1592 KB Output is correct
32 Correct 20 ms 1844 KB Output is correct
33 Correct 32 ms 1844 KB Output is correct
34 Correct 20 ms 1972 KB Output is correct
35 Correct 20 ms 2100 KB Output is correct
36 Correct 20 ms 2232 KB Output is correct
37 Correct 20 ms 2360 KB Output is correct
38 Correct 20 ms 2492 KB Output is correct
39 Correct 20 ms 2740 KB Output is correct
40 Correct 20 ms 2868 KB Output is correct
41 Correct 21 ms 2884 KB Output is correct
42 Correct 22 ms 3008 KB Output is correct
43 Correct 20 ms 3240 KB Output is correct
44 Correct 20 ms 3328 KB Output is correct
45 Correct 20 ms 3392 KB Output is correct
46 Correct 30 ms 3648 KB Output is correct
47 Correct 30 ms 3648 KB Output is correct
48 Correct 20 ms 3904 KB Output is correct
49 Correct 21 ms 4028 KB Output is correct
50 Correct 22 ms 4160 KB Output is correct
51 Correct 20 ms 4288 KB Output is correct
52 Runtime error 5 ms 4800 KB Execution killed with signal 11 (could be triggered by violating memory limits)
53 Halted 0 ms 0 KB -