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답안 #557979

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
557979 2022-05-06T12:04:24 Z DanShaders Team Contest (JOI22_team) C++17
100 / 100
 445 ms 24548 KB 
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
using namespace std;

namespace x = __gnu_pbds;
template <typename T, typename Comp = less<T>>
using ordered_set = x::tree<T, x::null_type, Comp, x::rb_tree_tag, x::tree_order_statistics_node_update>;

template <typename T>
using normal_queue = priority_queue<T, vector<T>, greater<>>;

#define all(x) begin(x), end(x)
#define sz(x) ((int) (x).size())
#define x first
#define y second
using ll = long long;
using ld = long double;

const int N = 1.6e5;

using P = array<int, 3>;

P a[N];

signed main() {
	cin.tie(0)->sync_with_stdio(0);
	int n;
	cin >> n;
	for (int i = 0; i < n; ++i) {
		for (int j = 0; j < 3; ++j) {
			cin >> a[i][j];
		}
	}
	sort(a, a + n);
	ordered_set<pair<int, int>, greater<>> f, b;
	f.insert({a[0][1], a[0][2]}), b.insert({a[0][2], a[0][1]});
	ll ans = -1;
	int y = -1, z = -1;
	vector<tuple<int, int, int>> cands;
	for (int i = 1; i < n - 1; ++i) {
		// add a[i]
		auto [fit, sc1] = f.insert({a[i][1], a[i][2]});
		auto [bit, sc2] = b.insert({a[i][2], a[i][1]});
		if (sc1) {
			assert(sc2);
			{
				int j = int(f.order_of_key({a[i][1], a[i][2]}));
				auto other = *b.find_by_order(j);
				if (pair{a[i][2], a[i][1]} != other) {
					y = max({y, a[i][1], other.y});
					z = max({z, a[i][2], other.x});
				}
			}
			{
				int j = int(b.order_of_key({a[i][2], a[i][1]}));
				auto other = *f.find_by_order(j);
				if (pair{a[i][1], a[i][2]} != other) {
					y = max({y, a[i][1], other.x});
					z = max({z, a[i][2], other.y});
				}
			}
		}

		if (a[i][0] == a[i + 1][0]) {
			continue;
		}
		// [0; i] and [i + 1; n - 1]
		int x = -1;
		for (int j = i + 1; a[j][0] == a[i + 1][0]; ++j) {
			if (a[j][1] < y && a[j][2] < z) {
				x = a[j][0];
				break;
			}
		}
		if (x != -1) {
			ans = max(ans, 0ll + x + y + z);
		}
	}
	cout << ans;
}

Subtask #1
8.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 1 ms 212 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 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 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 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 0 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct

Subtask #2
29.0 / 29.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 1 ms 212 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 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 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 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 0 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 5 ms 852 KB Output is correct
27 Correct 5 ms 852 KB Output is correct
28 Correct 7 ms 852 KB Output is correct
29 Correct 5 ms 724 KB Output is correct
30 Correct 5 ms 592 KB Output is correct
31 Correct 5 ms 852 KB Output is correct
32 Correct 4 ms 724 KB Output is correct
33 Correct 5 ms 596 KB Output is correct
34 Correct 5 ms 856 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 4 ms 596 KB Output is correct
38 Correct 4 ms 596 KB Output is correct
39 Correct 1 ms 340 KB Output is correct

Subtask #3
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 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 0 ms 212 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 45 ms 2004 KB Output is correct
12 Correct 26 ms 1492 KB Output is correct
13 Correct 29 ms 1772 KB Output is correct
14 Correct 45 ms 2176 KB Output is correct
15 Correct 36 ms 2060 KB Output is correct
16 Correct 34 ms 2012 KB Output is correct

Subtask #4
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 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 0 ms 212 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 45 ms 2004 KB Output is correct
12 Correct 26 ms 1492 KB Output is correct
13 Correct 29 ms 1772 KB Output is correct
14 Correct 45 ms 2176 KB Output is correct
15 Correct 36 ms 2060 KB Output is correct
16 Correct 34 ms 2012 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 2 ms 340 KB Output is correct
22 Correct 63 ms 2064 KB Output is correct
23 Correct 49 ms 2024 KB Output is correct
24 Correct 38 ms 1576 KB Output is correct
25 Correct 52 ms 2188 KB Output is correct
26 Correct 37 ms 2036 KB Output is correct

Subtask #5
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 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 0 ms 212 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 45 ms 2004 KB Output is correct
12 Correct 26 ms 1492 KB Output is correct
13 Correct 29 ms 1772 KB Output is correct
14 Correct 45 ms 2176 KB Output is correct
15 Correct 36 ms 2060 KB Output is correct
16 Correct 34 ms 2012 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 2 ms 340 KB Output is correct
22 Correct 63 ms 2064 KB Output is correct
23 Correct 49 ms 2024 KB Output is correct
24 Correct 38 ms 1576 KB Output is correct
25 Correct 52 ms 2188 KB Output is correct
26 Correct 37 ms 2036 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 6 ms 724 KB Output is correct
32 Correct 1 ms 332 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 201 ms 10900 KB Output is correct
35 Correct 133 ms 8448 KB Output is correct
36 Correct 174 ms 7720 KB Output is correct
37 Correct 110 ms 7204 KB Output is correct
38 Correct 44 ms 2020 KB Output is correct
39 Correct 173 ms 12644 KB Output is correct

Subtask #6
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 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 0 ms 212 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 45 ms 2004 KB Output is correct
12 Correct 26 ms 1492 KB Output is correct
13 Correct 29 ms 1772 KB Output is correct
14 Correct 45 ms 2176 KB Output is correct
15 Correct 36 ms 2060 KB Output is correct
16 Correct 34 ms 2012 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 2 ms 340 KB Output is correct
22 Correct 63 ms 2064 KB Output is correct
23 Correct 49 ms 2024 KB Output is correct
24 Correct 38 ms 1576 KB Output is correct
25 Correct 52 ms 2188 KB Output is correct
26 Correct 37 ms 2036 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 6 ms 724 KB Output is correct
32 Correct 1 ms 332 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 201 ms 10900 KB Output is correct
35 Correct 133 ms 8448 KB Output is correct
36 Correct 174 ms 7720 KB Output is correct
37 Correct 110 ms 7204 KB Output is correct
38 Correct 44 ms 2020 KB Output is correct
39 Correct 173 ms 12644 KB Output is correct
40 Correct 4 ms 596 KB Output is correct
41 Correct 6 ms 852 KB Output is correct
42 Correct 4 ms 596 KB Output is correct
43 Correct 5 ms 596 KB Output is correct
44 Correct 417 ms 20764 KB Output is correct
45 Correct 326 ms 15384 KB Output is correct
46 Correct 277 ms 17168 KB Output is correct
47 Correct 254 ms 14968 KB Output is correct
48 Correct 78 ms 2756 KB Output is correct

Subtask #7
27.0 / 27.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 1 ms 212 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 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 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 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 0 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 5 ms 852 KB Output is correct
27 Correct 5 ms 852 KB Output is correct
28 Correct 7 ms 852 KB Output is correct
29 Correct 5 ms 724 KB Output is correct
30 Correct 5 ms 592 KB Output is correct
31 Correct 5 ms 852 KB Output is correct
32 Correct 4 ms 724 KB Output is correct
33 Correct 5 ms 596 KB Output is correct
34 Correct 5 ms 856 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 4 ms 596 KB Output is correct
38 Correct 4 ms 596 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 0 ms 212 KB Output is correct
41 Correct 1 ms 212 KB Output is correct
42 Correct 0 ms 212 KB Output is correct
43 Correct 1 ms 212 KB Output is correct
44 Correct 1 ms 212 KB Output is correct
45 Correct 0 ms 212 KB Output is correct
46 Correct 0 ms 212 KB Output is correct
47 Correct 0 ms 212 KB Output is correct
48 Correct 0 ms 212 KB Output is correct
49 Correct 0 ms 212 KB Output is correct
50 Correct 45 ms 2004 KB Output is correct
51 Correct 26 ms 1492 KB Output is correct
52 Correct 29 ms 1772 KB Output is correct
53 Correct 45 ms 2176 KB Output is correct
54 Correct 36 ms 2060 KB Output is correct
55 Correct 34 ms 2012 KB Output is correct
56 Correct 0 ms 212 KB Output is correct
57 Correct 1 ms 212 KB Output is correct
58 Correct 0 ms 212 KB Output is correct
59 Correct 1 ms 340 KB Output is correct
60 Correct 2 ms 340 KB Output is correct
61 Correct 63 ms 2064 KB Output is correct
62 Correct 49 ms 2024 KB Output is correct
63 Correct 38 ms 1576 KB Output is correct
64 Correct 52 ms 2188 KB Output is correct
65 Correct 37 ms 2036 KB Output is correct
66 Correct 1 ms 340 KB Output is correct
67 Correct 1 ms 340 KB Output is correct
68 Correct 1 ms 340 KB Output is correct
69 Correct 1 ms 340 KB Output is correct
70 Correct 6 ms 724 KB Output is correct
71 Correct 1 ms 332 KB Output is correct
72 Correct 1 ms 340 KB Output is correct
73 Correct 201 ms 10900 KB Output is correct
74 Correct 133 ms 8448 KB Output is correct
75 Correct 174 ms 7720 KB Output is correct
76 Correct 110 ms 7204 KB Output is correct
77 Correct 44 ms 2020 KB Output is correct
78 Correct 173 ms 12644 KB Output is correct
79 Correct 4 ms 596 KB Output is correct
80 Correct 6 ms 852 KB Output is correct
81 Correct 4 ms 596 KB Output is correct
82 Correct 5 ms 596 KB Output is correct
83 Correct 417 ms 20764 KB Output is correct
84 Correct 326 ms 15384 KB Output is correct
85 Correct 277 ms 17168 KB Output is correct
86 Correct 254 ms 14968 KB Output is correct
87 Correct 78 ms 2756 KB Output is correct
88 Correct 445 ms 20940 KB Output is correct
89 Correct 400 ms 20048 KB Output is correct
90 Correct 403 ms 24548 KB Output is correct
91 Correct 345 ms 21100 KB Output is correct
92 Correct 408 ms 21804 KB Output is correct
93 Correct 316 ms 22872 KB Output is correct
94 Correct 313 ms 21400 KB Output is correct
95 Correct 190 ms 15168 KB Output is correct
96 Correct 338 ms 24380 KB Output is correct
97 Correct 51 ms 4580 KB Output is correct
98 Correct 232 ms 17044 KB Output is correct
99 Correct 233 ms 17076 KB Output is correct