답안 #46280

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
46280 2018-04-18T17:27:49 Z fredbr Art Exhibition (JOI18_art) C++17
100 / 100
280 ms 226840 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 = 500010;
const ll inf = 0x3f3f3f3f3f3f3f3f;

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

ll a[maxn];
ll b[maxn];

ll s[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;

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

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

	s[n+1] = -inf;
	for (int i = n; i >= 1; i--) s[i] = max(s[i+1], b[i]);

	ll ans = -inf;

	for (int i = 1; i <= n; i++) ans = max(ans, a[i]+s[i]);

	cout << ans << "\n";
}
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 548 KB Output is correct
3 Correct 2 ms 548 KB Output is correct
4 Correct 2 ms 548 KB Output is correct
5 Correct 2 ms 548 KB Output is correct
6 Correct 2 ms 548 KB Output is correct
7 Correct 2 ms 648 KB Output is correct
8 Correct 2 ms 724 KB Output is correct
9 Correct 2 ms 724 KB Output is correct
10 Correct 2 ms 724 KB Output is correct
11 Correct 2 ms 724 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 548 KB Output is correct
3 Correct 2 ms 548 KB Output is correct
4 Correct 2 ms 548 KB Output is correct
5 Correct 2 ms 548 KB Output is correct
6 Correct 2 ms 548 KB Output is correct
7 Correct 2 ms 648 KB Output is correct
8 Correct 2 ms 724 KB Output is correct
9 Correct 2 ms 724 KB Output is correct
10 Correct 2 ms 724 KB Output is correct
11 Correct 2 ms 724 KB Output is correct
12 Correct 2 ms 724 KB Output is correct
13 Correct 2 ms 724 KB Output is correct
14 Correct 2 ms 724 KB Output is correct
15 Correct 2 ms 724 KB Output is correct
16 Correct 2 ms 724 KB Output is correct
17 Correct 2 ms 724 KB Output is correct
18 Correct 2 ms 724 KB Output is correct
19 Correct 2 ms 724 KB Output is correct
20 Correct 2 ms 724 KB Output is correct
21 Correct 2 ms 724 KB Output is correct
22 Correct 2 ms 724 KB Output is correct
23 Correct 2 ms 724 KB Output is correct
24 Correct 2 ms 724 KB Output is correct
25 Correct 2 ms 748 KB Output is correct
26 Correct 2 ms 748 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 548 KB Output is correct
3 Correct 2 ms 548 KB Output is correct
4 Correct 2 ms 548 KB Output is correct
5 Correct 2 ms 548 KB Output is correct
6 Correct 2 ms 548 KB Output is correct
7 Correct 2 ms 648 KB Output is correct
8 Correct 2 ms 724 KB Output is correct
9 Correct 2 ms 724 KB Output is correct
10 Correct 2 ms 724 KB Output is correct
11 Correct 2 ms 724 KB Output is correct
12 Correct 2 ms 724 KB Output is correct
13 Correct 2 ms 724 KB Output is correct
14 Correct 2 ms 724 KB Output is correct
15 Correct 2 ms 724 KB Output is correct
16 Correct 2 ms 724 KB Output is correct
17 Correct 2 ms 724 KB Output is correct
18 Correct 2 ms 724 KB Output is correct
19 Correct 2 ms 724 KB Output is correct
20 Correct 2 ms 724 KB Output is correct
21 Correct 2 ms 724 KB Output is correct
22 Correct 2 ms 724 KB Output is correct
23 Correct 2 ms 724 KB Output is correct
24 Correct 2 ms 724 KB Output is correct
25 Correct 2 ms 748 KB Output is correct
26 Correct 2 ms 748 KB Output is correct
27 Correct 9 ms 892 KB Output is correct
28 Correct 4 ms 892 KB Output is correct
29 Correct 4 ms 892 KB Output is correct
30 Correct 4 ms 892 KB Output is correct
31 Correct 4 ms 892 KB Output is correct
32 Correct 4 ms 896 KB Output is correct
33 Correct 4 ms 896 KB Output is correct
34 Correct 4 ms 896 KB Output is correct
35 Correct 4 ms 896 KB Output is correct
36 Correct 4 ms 896 KB Output is correct
37 Correct 4 ms 896 KB Output is correct
38 Correct 4 ms 896 KB Output is correct
39 Correct 4 ms 896 KB Output is correct
40 Correct 4 ms 896 KB Output is correct
41 Correct 4 ms 896 KB Output is correct
42 Correct 6 ms 896 KB Output is correct
43 Correct 6 ms 896 KB Output is correct
44 Correct 4 ms 896 KB Output is correct
45 Correct 4 ms 896 KB Output is correct
46 Correct 4 ms 896 KB Output is correct
47 Correct 4 ms 896 KB Output is correct
48 Correct 4 ms 896 KB Output is correct
49 Correct 4 ms 896 KB Output is correct
50 Correct 4 ms 896 KB Output is correct
51 Correct 4 ms 896 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 548 KB Output is correct
3 Correct 2 ms 548 KB Output is correct
4 Correct 2 ms 548 KB Output is correct
5 Correct 2 ms 548 KB Output is correct
6 Correct 2 ms 548 KB Output is correct
7 Correct 2 ms 648 KB Output is correct
8 Correct 2 ms 724 KB Output is correct
9 Correct 2 ms 724 KB Output is correct
10 Correct 2 ms 724 KB Output is correct
11 Correct 2 ms 724 KB Output is correct
12 Correct 2 ms 724 KB Output is correct
13 Correct 2 ms 724 KB Output is correct
14 Correct 2 ms 724 KB Output is correct
15 Correct 2 ms 724 KB Output is correct
16 Correct 2 ms 724 KB Output is correct
17 Correct 2 ms 724 KB Output is correct
18 Correct 2 ms 724 KB Output is correct
19 Correct 2 ms 724 KB Output is correct
20 Correct 2 ms 724 KB Output is correct
21 Correct 2 ms 724 KB Output is correct
22 Correct 2 ms 724 KB Output is correct
23 Correct 2 ms 724 KB Output is correct
24 Correct 2 ms 724 KB Output is correct
25 Correct 2 ms 748 KB Output is correct
26 Correct 2 ms 748 KB Output is correct
27 Correct 9 ms 892 KB Output is correct
28 Correct 4 ms 892 KB Output is correct
29 Correct 4 ms 892 KB Output is correct
30 Correct 4 ms 892 KB Output is correct
31 Correct 4 ms 892 KB Output is correct
32 Correct 4 ms 896 KB Output is correct
33 Correct 4 ms 896 KB Output is correct
34 Correct 4 ms 896 KB Output is correct
35 Correct 4 ms 896 KB Output is correct
36 Correct 4 ms 896 KB Output is correct
37 Correct 4 ms 896 KB Output is correct
38 Correct 4 ms 896 KB Output is correct
39 Correct 4 ms 896 KB Output is correct
40 Correct 4 ms 896 KB Output is correct
41 Correct 4 ms 896 KB Output is correct
42 Correct 6 ms 896 KB Output is correct
43 Correct 6 ms 896 KB Output is correct
44 Correct 4 ms 896 KB Output is correct
45 Correct 4 ms 896 KB Output is correct
46 Correct 4 ms 896 KB Output is correct
47 Correct 4 ms 896 KB Output is correct
48 Correct 4 ms 896 KB Output is correct
49 Correct 4 ms 896 KB Output is correct
50 Correct 4 ms 896 KB Output is correct
51 Correct 4 ms 896 KB Output is correct
52 Correct 240 ms 24176 KB Output is correct
53 Correct 250 ms 36904 KB Output is correct
54 Correct 280 ms 49512 KB Output is correct
55 Correct 257 ms 62288 KB Output is correct
56 Correct 253 ms 75120 KB Output is correct
57 Correct 264 ms 87516 KB Output is correct
58 Correct 261 ms 100320 KB Output is correct
59 Correct 246 ms 112868 KB Output is correct
60 Correct 257 ms 125652 KB Output is correct
61 Correct 264 ms 138208 KB Output is correct
62 Correct 245 ms 150792 KB Output is correct
63 Correct 252 ms 163484 KB Output is correct
64 Correct 245 ms 176168 KB Output is correct
65 Correct 247 ms 188764 KB Output is correct
66 Correct 246 ms 201420 KB Output is correct
67 Correct 263 ms 214224 KB Output is correct
68 Correct 273 ms 226840 KB Output is correct