oj.uz

Submission #927921

# Submission time Handle Problem Language Result Execution time Memory
927921 2024-02-15T14:05:54 Z OAleksa Team Contest (JOI22_team) C++14
35 / 100
 474 ms 513740 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;
  	int C;
  	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;
  		C = max({C, a[i], b[i], c[i]});
  	}
  	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 R;
  	if (C < 3000)
  		R = 1000;
  	else
  		R = N - 1;
  	int ans = -1;
  	for (int i = 1;i <= n;i++) {
  		for (int j = R;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;
}

Compilation message

team.cpp: In function 'int main()':
team.cpp:64:4: warning: 'C' may be used uninitialized in this function [-Wmaybe-uninitialized]
   64 |    if (C < 3000)
      |    ^~

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 110 ms 252924 KB Output is correct
2 Correct 110 ms 253000 KB Output is correct
3 Correct 110 ms 253008 KB Output is correct
4 Correct 110 ms 252780 KB Output is correct
5 Correct 112 ms 253012 KB Output is correct
6 Correct 113 ms 253012 KB Output is correct
7 Correct 112 ms 253000 KB Output is correct
8 Correct 110 ms 252860 KB Output is correct
9 Correct 119 ms 252912 KB Output is correct
10 Correct 116 ms 252772 KB Output is correct
11 Correct 110 ms 253008 KB Output is correct
12 Correct 110 ms 253008 KB Output is correct
13 Correct 110 ms 253008 KB Output is correct
14 Correct 115 ms 253060 KB Output is correct
15 Correct 113 ms 253032 KB Output is correct
16 Correct 118 ms 252992 KB Output is correct
17 Correct 113 ms 253036 KB Output is correct
18 Correct 114 ms 252808 KB Output is correct
19 Correct 113 ms 253012 KB Output is correct
20 Correct 114 ms 252992 KB Output is correct
21 Correct 121 ms 253032 KB Output is correct
22 Correct 120 ms 253056 KB Output is correct
23 Correct 114 ms 253012 KB Output is correct
24 Correct 116 ms 252896 KB Output is correct
25 Correct 112 ms 252872 KB Output is correct

Subtask #2
0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 110 ms 252924 KB Output is correct
2 Correct 110 ms 253000 KB Output is correct
3 Correct 110 ms 253008 KB Output is correct
4 Correct 110 ms 252780 KB Output is correct
5 Correct 112 ms 253012 KB Output is correct
6 Correct 113 ms 253012 KB Output is correct
7 Correct 112 ms 253000 KB Output is correct
8 Correct 110 ms 252860 KB Output is correct
9 Correct 119 ms 252912 KB Output is correct
10 Correct 116 ms 252772 KB Output is correct
11 Correct 110 ms 253008 KB Output is correct
12 Correct 110 ms 253008 KB Output is correct
13 Correct 110 ms 253008 KB Output is correct
14 Correct 115 ms 253060 KB Output is correct
15 Correct 113 ms 253032 KB Output is correct
16 Correct 118 ms 252992 KB Output is correct
17 Correct 113 ms 253036 KB Output is correct
18 Correct 114 ms 252808 KB Output is correct
19 Correct 113 ms 253012 KB Output is correct
20 Correct 114 ms 252992 KB Output is correct
21 Correct 121 ms 253032 KB Output is correct
22 Correct 120 ms 253056 KB Output is correct
23 Correct 114 ms 253012 KB Output is correct
24 Correct 116 ms 252896 KB Output is correct
25 Correct 112 ms 252872 KB Output is correct
26 Runtime error 331 ms 513740 KB Execution killed with signal 11
27 Halted 0 ms 0 KB -

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 113 ms 253008 KB Output is correct
2 Correct 112 ms 252948 KB Output is correct
3 Correct 114 ms 252844 KB Output is correct
4 Correct 115 ms 253000 KB Output is correct
5 Correct 114 ms 253024 KB Output is correct
6 Correct 116 ms 252996 KB Output is correct
7 Correct 111 ms 252868 KB Output is correct
8 Correct 110 ms 252756 KB Output is correct
9 Correct 116 ms 252792 KB Output is correct
10 Correct 111 ms 252956 KB Output is correct
11 Correct 366 ms 255912 KB Output is correct
12 Correct 289 ms 254912 KB Output is correct
13 Correct 324 ms 255404 KB Output is correct
14 Correct 339 ms 255932 KB Output is correct
15 Correct 342 ms 255960 KB Output is correct
16 Correct 323 ms 255928 KB Output is correct

Subtask #4
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 113 ms 253008 KB Output is correct
2 Correct 112 ms 252948 KB Output is correct
3 Correct 114 ms 252844 KB Output is correct
4 Correct 115 ms 253000 KB Output is correct
5 Correct 114 ms 253024 KB Output is correct
6 Correct 116 ms 252996 KB Output is correct
7 Correct 111 ms 252868 KB Output is correct
8 Correct 110 ms 252756 KB Output is correct
9 Correct 116 ms 252792 KB Output is correct
10 Correct 111 ms 252956 KB Output is correct
11 Correct 366 ms 255912 KB Output is correct
12 Correct 289 ms 254912 KB Output is correct
13 Correct 324 ms 255404 KB Output is correct
14 Correct 339 ms 255932 KB Output is correct
15 Correct 342 ms 255960 KB Output is correct
16 Correct 323 ms 255928 KB Output is correct
17 Correct 109 ms 252756 KB Output is correct
18 Correct 109 ms 252756 KB Output is correct
19 Correct 113 ms 253008 KB Output is correct
20 Correct 116 ms 253024 KB Output is correct
21 Correct 115 ms 253012 KB Output is correct
22 Correct 382 ms 255876 KB Output is correct
23 Correct 377 ms 255928 KB Output is correct
24 Correct 296 ms 255064 KB Output is correct
25 Correct 367 ms 255828 KB Output is correct
26 Correct 384 ms 255928 KB Output is correct

Subtask #5
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 113 ms 253008 KB Output is correct
2 Correct 112 ms 252948 KB Output is correct
3 Correct 114 ms 252844 KB Output is correct
4 Correct 115 ms 253000 KB Output is correct
5 Correct 114 ms 253024 KB Output is correct
6 Correct 116 ms 252996 KB Output is correct
7 Correct 111 ms 252868 KB Output is correct
8 Correct 110 ms 252756 KB Output is correct
9 Correct 116 ms 252792 KB Output is correct
10 Correct 111 ms 252956 KB Output is correct
11 Correct 366 ms 255912 KB Output is correct
12 Correct 289 ms 254912 KB Output is correct
13 Correct 324 ms 255404 KB Output is correct
14 Correct 339 ms 255932 KB Output is correct
15 Correct 342 ms 255960 KB Output is correct
16 Correct 323 ms 255928 KB Output is correct
17 Correct 109 ms 252756 KB Output is correct
18 Correct 109 ms 252756 KB Output is correct
19 Correct 113 ms 253008 KB Output is correct
20 Correct 116 ms 253024 KB Output is correct
21 Correct 115 ms 253012 KB Output is correct
22 Correct 382 ms 255876 KB Output is correct
23 Correct 377 ms 255928 KB Output is correct
24 Correct 296 ms 255064 KB Output is correct
25 Correct 367 ms 255828 KB Output is correct
26 Correct 384 ms 255928 KB Output is correct
27 Correct 151 ms 253012 KB Output is correct
28 Correct 111 ms 253028 KB Output is correct
29 Correct 112 ms 253036 KB Output is correct
30 Correct 112 ms 253012 KB Output is correct
31 Correct 119 ms 253080 KB Output is correct
32 Correct 113 ms 253264 KB Output is correct
33 Correct 112 ms 252840 KB Output is correct
34 Correct 367 ms 255672 KB Output is correct
35 Correct 381 ms 255724 KB Output is correct
36 Correct 474 ms 255920 KB Output is correct
37 Correct 385 ms 255952 KB Output is correct
38 Correct 313 ms 255924 KB Output is correct
39 Correct 256 ms 254860 KB Output is correct

Subtask #6
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 113 ms 253008 KB Output is correct
2 Correct 112 ms 252948 KB Output is correct
3 Correct 114 ms 252844 KB Output is correct
4 Correct 115 ms 253000 KB Output is correct
5 Correct 114 ms 253024 KB Output is correct
6 Correct 116 ms 252996 KB Output is correct
7 Correct 111 ms 252868 KB Output is correct
8 Correct 110 ms 252756 KB Output is correct
9 Correct 116 ms 252792 KB Output is correct
10 Correct 111 ms 252956 KB Output is correct
11 Correct 366 ms 255912 KB Output is correct
12 Correct 289 ms 254912 KB Output is correct
13 Correct 324 ms 255404 KB Output is correct
14 Correct 339 ms 255932 KB Output is correct
15 Correct 342 ms 255960 KB Output is correct
16 Correct 323 ms 255928 KB Output is correct
17 Correct 109 ms 252756 KB Output is correct
18 Correct 109 ms 252756 KB Output is correct
19 Correct 113 ms 253008 KB Output is correct
20 Correct 116 ms 253024 KB Output is correct
21 Correct 115 ms 253012 KB Output is correct
22 Correct 382 ms 255876 KB Output is correct
23 Correct 377 ms 255928 KB Output is correct
24 Correct 296 ms 255064 KB Output is correct
25 Correct 367 ms 255828 KB Output is correct
26 Correct 384 ms 255928 KB Output is correct
27 Correct 151 ms 253012 KB Output is correct
28 Correct 111 ms 253028 KB Output is correct
29 Correct 112 ms 253036 KB Output is correct
30 Correct 112 ms 253012 KB Output is correct
31 Correct 119 ms 253080 KB Output is correct
32 Correct 113 ms 253264 KB Output is correct
33 Correct 112 ms 252840 KB Output is correct
34 Correct 367 ms 255672 KB Output is correct
35 Correct 381 ms 255724 KB Output is correct
36 Correct 474 ms 255920 KB Output is correct
37 Correct 385 ms 255952 KB Output is correct
38 Correct 313 ms 255924 KB Output is correct
39 Correct 256 ms 254860 KB Output is correct
40 Correct 125 ms 253288 KB Output is correct
41 Correct 122 ms 253012 KB Output is correct
42 Incorrect 116 ms 253100 KB Output isn't correct
43 Halted 0 ms 0 KB -

Subtask #7
0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 110 ms 252924 KB Output is correct
2 Correct 110 ms 253000 KB Output is correct
3 Correct 110 ms 253008 KB Output is correct
4 Correct 110 ms 252780 KB Output is correct
5 Correct 112 ms 253012 KB Output is correct
6 Correct 113 ms 253012 KB Output is correct
7 Correct 112 ms 253000 KB Output is correct
8 Correct 110 ms 252860 KB Output is correct
9 Correct 119 ms 252912 KB Output is correct
10 Correct 116 ms 252772 KB Output is correct
11 Correct 110 ms 253008 KB Output is correct
12 Correct 110 ms 253008 KB Output is correct
13 Correct 110 ms 253008 KB Output is correct
14 Correct 115 ms 253060 KB Output is correct
15 Correct 113 ms 253032 KB Output is correct
16 Correct 118 ms 252992 KB Output is correct
17 Correct 113 ms 253036 KB Output is correct
18 Correct 114 ms 252808 KB Output is correct
19 Correct 113 ms 253012 KB Output is correct
20 Correct 114 ms 252992 KB Output is correct
21 Correct 121 ms 253032 KB Output is correct
22 Correct 120 ms 253056 KB Output is correct
23 Correct 114 ms 253012 KB Output is correct
24 Correct 116 ms 252896 KB Output is correct
25 Correct 112 ms 252872 KB Output is correct
26 Runtime error 331 ms 513740 KB Execution killed with signal 11
27 Halted 0 ms 0 KB -