oj.uz

Submission #927879

# Submission time Handle Problem Language Result Execution time Memory
927879 2024-02-15T13:32:31 Z OAleksa Team Contest (JOI22_team) C++14
37 / 100
 2000 ms 255892 KB 
#include <bits/stdc++.h>
using namespace std;
#define f first
#define s second
const int N = 2e5 + 69;
const int A = 4010;
const int inf = 1e9;
int n, a[N], b[N], c[N], d[A][A];
int gmx[A][A], gmn[A][A], mn[A][A];
map<int, int> ca, cb, cc;
signed main() {
  ios::sync_with_stdio(false);
  cin.tie(0);
  cout.tie(0);
  int tt = 1;
  //cin >> tt;
  while (tt--) {
  	cin >> n;
  	vector<int> x, y, z;
  	for (int i = 1;i <= n;i++) {
  		cin >> a[i] >> b[i] >> c[i];
  		x.push_back(a[i]);
  		y.push_back(b[i]);
  		z.push_back(c[i]);
  	}
  	sort(x.begin(), x.end());
  	x.erase(unique(x.begin(), x.end()), x.end());
  	sort(y.begin(), y.end());
  	y.erase(unique(y.begin(), y.end()), y.end());
  	sort(z.begin(), z.end());
  	z.erase(unique(z.begin(), z.end()), z.end());
  	for (int i = 1;i <= n;i++) {
  		auto u = lower_bound(x.begin(), x.end(), a[i]) - x.begin() + 1;
  		ca[u] = a[i];
  		a[i] = u;
  		u = lower_bound(y.begin(), y.end(), b[i]) - y.begin() + 1;
  		cb[u] = b[i];
  		b[i] = u;
  		u = lower_bound(z.begin(), z.end(), c[i]) - z.begin() + 1;
  		cc[u] = c[i];
  		c[i] = u;
  	}
  	for (int i = 0;i < A;i++) {
  		for (int j = 0;j < A;j++) {
  			gmn[i][j] = inf;
  			gmx[i][j] = -inf;
  			d[i][j] = -inf;
  			mn[i][j] = inf;
  		}
  	}
  	for (int i = 1;i <= n;i++) {
  		gmx[a[i]][b[i]] = max(c[i], gmx[a[i]][b[i]]);
  		gmn[a[i]][b[i]] = min(c[i], gmn[a[i]][b[i]]);
  	}
  	for (int i = 1;i < A;i++) {
  		for (int j = 1;j < A;j++) {
  			d[i][j] = max({d[i][j - 1], d[i - 1][j], gmx[i][j]});
  			mn[i][j] = min(mn[i][j - 1], gmn[i][j]);
  		}
  	}
  	int ans = -1;
  	for (int i = 1;i <= n;i++) {
  		for (int j = A - 1;j > a[i];j--) {
  			if (mn[j][b[i] - 1] < d[j - 1][b[i] - 1] && d[j - 1][b[i] - 1] > c[i]) {
  				ans = max(ans, cb[b[i]] + ca[j] + cc[d[j - 1][b[i] - 1]]);
  				break;
  			}
  		}
  	}
  	cout << ans << '\n';
  }
  return 0;
}

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 172 ms 252756 KB Output is correct
2 Correct 114 ms 253496 KB Output is correct
3 Correct 111 ms 252976 KB Output is correct
4 Correct 112 ms 252952 KB Output is correct
5 Correct 111 ms 253012 KB Output is correct
6 Correct 117 ms 253008 KB Output is correct
7 Correct 112 ms 253008 KB Output is correct
8 Correct 111 ms 252976 KB Output is correct
9 Correct 111 ms 252776 KB Output is correct
10 Correct 111 ms 253008 KB Output is correct
11 Correct 110 ms 252812 KB Output is correct
12 Correct 112 ms 252996 KB Output is correct
13 Correct 110 ms 252996 KB Output is correct
14 Correct 122 ms 253064 KB Output is correct
15 Correct 119 ms 253008 KB Output is correct
16 Correct 130 ms 253012 KB Output is correct
17 Correct 122 ms 253012 KB Output is correct
18 Correct 121 ms 253032 KB Output is correct
19 Correct 122 ms 253264 KB Output is correct
20 Correct 120 ms 252960 KB Output is correct
21 Correct 118 ms 253028 KB Output is correct
22 Correct 128 ms 253016 KB Output is correct
23 Correct 120 ms 253020 KB Output is correct
24 Correct 122 ms 252920 KB Output is correct
25 Correct 118 ms 252900 KB Output is correct

Subtask #2
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 172 ms 252756 KB Output is correct
2 Correct 114 ms 253496 KB Output is correct
3 Correct 111 ms 252976 KB Output is correct
4 Correct 112 ms 252952 KB Output is correct
5 Correct 111 ms 253012 KB Output is correct
6 Correct 117 ms 253008 KB Output is correct
7 Correct 112 ms 253008 KB Output is correct
8 Correct 111 ms 252976 KB Output is correct
9 Correct 111 ms 252776 KB Output is correct
10 Correct 111 ms 253008 KB Output is correct
11 Correct 110 ms 252812 KB Output is correct
12 Correct 112 ms 252996 KB Output is correct
13 Correct 110 ms 252996 KB Output is correct
14 Correct 122 ms 253064 KB Output is correct
15 Correct 119 ms 253008 KB Output is correct
16 Correct 130 ms 253012 KB Output is correct
17 Correct 122 ms 253012 KB Output is correct
18 Correct 121 ms 253032 KB Output is correct
19 Correct 122 ms 253264 KB Output is correct
20 Correct 120 ms 252960 KB Output is correct
21 Correct 118 ms 253028 KB Output is correct
22 Correct 128 ms 253016 KB Output is correct
23 Correct 120 ms 253020 KB Output is correct
24 Correct 122 ms 252920 KB Output is correct
25 Correct 118 ms 252900 KB Output is correct
26 Correct 119 ms 253636 KB Output is correct
27 Correct 207 ms 253356 KB Output is correct
28 Correct 234 ms 253248 KB Output is correct
29 Correct 327 ms 253544 KB Output is correct
30 Correct 230 ms 253268 KB Output is correct
31 Correct 279 ms 253148 KB Output is correct
32 Correct 270 ms 253120 KB Output is correct
33 Correct 217 ms 253008 KB Output is correct
34 Correct 217 ms 253632 KB Output is correct
35 Correct 135 ms 253064 KB Output is correct
36 Correct 136 ms 252844 KB Output is correct
37 Correct 200 ms 253264 KB Output is correct
38 Correct 184 ms 253012 KB Output is correct
39 Correct 220 ms 253264 KB Output is correct

Subtask #3
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 111 ms 252756 KB Output is correct
2 Correct 111 ms 252756 KB Output is correct
3 Correct 110 ms 253012 KB Output is correct
4 Correct 114 ms 253000 KB Output is correct
5 Correct 116 ms 253008 KB Output is correct
6 Correct 111 ms 253000 KB Output is correct
7 Correct 110 ms 253000 KB Output is correct
8 Correct 109 ms 253020 KB Output is correct
9 Correct 111 ms 252952 KB Output is correct
10 Correct 110 ms 253020 KB Output is correct
11 Execution timed out 2081 ms 255892 KB Time limit exceeded
12 Halted 0 ms 0 KB -

Subtask #4
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 111 ms 252756 KB Output is correct
2 Correct 111 ms 252756 KB Output is correct
3 Correct 110 ms 253012 KB Output is correct
4 Correct 114 ms 253000 KB Output is correct
5 Correct 116 ms 253008 KB Output is correct
6 Correct 111 ms 253000 KB Output is correct
7 Correct 110 ms 253000 KB Output is correct
8 Correct 109 ms 253020 KB Output is correct
9 Correct 111 ms 252952 KB Output is correct
10 Correct 110 ms 253020 KB Output is correct
11 Execution timed out 2081 ms 255892 KB Time limit exceeded
12 Halted 0 ms 0 KB -

Subtask #5
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 111 ms 252756 KB Output is correct
2 Correct 111 ms 252756 KB Output is correct
3 Correct 110 ms 253012 KB Output is correct
4 Correct 114 ms 253000 KB Output is correct
5 Correct 116 ms 253008 KB Output is correct
6 Correct 111 ms 253000 KB Output is correct
7 Correct 110 ms 253000 KB Output is correct
8 Correct 109 ms 253020 KB Output is correct
9 Correct 111 ms 252952 KB Output is correct
10 Correct 110 ms 253020 KB Output is correct
11 Execution timed out 2081 ms 255892 KB Time limit exceeded
12 Halted 0 ms 0 KB -

Subtask #6
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 111 ms 252756 KB Output is correct
2 Correct 111 ms 252756 KB Output is correct
3 Correct 110 ms 253012 KB Output is correct
4 Correct 114 ms 253000 KB Output is correct
5 Correct 116 ms 253008 KB Output is correct
6 Correct 111 ms 253000 KB Output is correct
7 Correct 110 ms 253000 KB Output is correct
8 Correct 109 ms 253020 KB Output is correct
9 Correct 111 ms 252952 KB Output is correct
10 Correct 110 ms 253020 KB Output is correct
11 Execution timed out 2081 ms 255892 KB Time limit exceeded
12 Halted 0 ms 0 KB -

Subtask #7
0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 172 ms 252756 KB Output is correct
2 Correct 114 ms 253496 KB Output is correct
3 Correct 111 ms 252976 KB Output is correct
4 Correct 112 ms 252952 KB Output is correct
5 Correct 111 ms 253012 KB Output is correct
6 Correct 117 ms 253008 KB Output is correct
7 Correct 112 ms 253008 KB Output is correct
8 Correct 111 ms 252976 KB Output is correct
9 Correct 111 ms 252776 KB Output is correct
10 Correct 111 ms 253008 KB Output is correct
11 Correct 110 ms 252812 KB Output is correct
12 Correct 112 ms 252996 KB Output is correct
13 Correct 110 ms 252996 KB Output is correct
14 Correct 122 ms 253064 KB Output is correct
15 Correct 119 ms 253008 KB Output is correct
16 Correct 130 ms 253012 KB Output is correct
17 Correct 122 ms 253012 KB Output is correct
18 Correct 121 ms 253032 KB Output is correct
19 Correct 122 ms 253264 KB Output is correct
20 Correct 120 ms 252960 KB Output is correct
21 Correct 118 ms 253028 KB Output is correct
22 Correct 128 ms 253016 KB Output is correct
23 Correct 120 ms 253020 KB Output is correct
24 Correct 122 ms 252920 KB Output is correct
25 Correct 118 ms 252900 KB Output is correct
26 Correct 119 ms 253636 KB Output is correct
27 Correct 207 ms 253356 KB Output is correct
28 Correct 234 ms 253248 KB Output is correct
29 Correct 327 ms 253544 KB Output is correct
30 Correct 230 ms 253268 KB Output is correct
31 Correct 279 ms 253148 KB Output is correct
32 Correct 270 ms 253120 KB Output is correct
33 Correct 217 ms 253008 KB Output is correct
34 Correct 217 ms 253632 KB Output is correct
35 Correct 135 ms 253064 KB Output is correct
36 Correct 136 ms 252844 KB Output is correct
37 Correct 200 ms 253264 KB Output is correct
38 Correct 184 ms 253012 KB Output is correct
39 Correct 220 ms 253264 KB Output is correct
40 Correct 111 ms 252756 KB Output is correct
41 Correct 111 ms 252756 KB Output is correct
42 Correct 110 ms 253012 KB Output is correct
43 Correct 114 ms 253000 KB Output is correct
44 Correct 116 ms 253008 KB Output is correct
45 Correct 111 ms 253000 KB Output is correct
46 Correct 110 ms 253000 KB Output is correct
47 Correct 109 ms 253020 KB Output is correct
48 Correct 111 ms 252952 KB Output is correct
49 Correct 110 ms 253020 KB Output is correct
50 Execution timed out 2081 ms 255892 KB Time limit exceeded
51 Halted 0 ms 0 KB -