oj.uz

Submission #927924

# Submission time Handle Problem Language Result Execution time Memory
927924 2024-02-15T14:06:40 Z OAleksa Team Contest (JOI22_team) C++14
35 / 100
 484 ms 256160 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 <= 4000)
  		R = 1000;
  	else
  		R = n;
  	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 <= 4000)
      |    ^~

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 151 ms 252756 KB Output is correct
2 Correct 111 ms 253012 KB Output is correct
3 Correct 109 ms 253008 KB Output is correct
4 Correct 110 ms 253004 KB Output is correct
5 Correct 111 ms 252780 KB Output is correct
6 Correct 111 ms 253004 KB Output is correct
7 Correct 110 ms 253008 KB Output is correct
8 Correct 109 ms 253008 KB Output is correct
9 Correct 110 ms 253008 KB Output is correct
10 Correct 110 ms 252756 KB Output is correct
11 Correct 111 ms 253012 KB Output is correct
12 Correct 110 ms 252760 KB Output is correct
13 Correct 111 ms 252752 KB Output is correct
14 Correct 111 ms 253012 KB Output is correct
15 Correct 113 ms 253012 KB Output is correct
16 Correct 111 ms 252928 KB Output is correct
17 Correct 112 ms 252816 KB Output is correct
18 Correct 114 ms 253220 KB Output is correct
19 Correct 112 ms 253012 KB Output is correct
20 Correct 113 ms 252996 KB Output is correct
21 Correct 110 ms 253008 KB Output is correct
22 Correct 112 ms 253012 KB Output is correct
23 Correct 112 ms 253020 KB Output is correct
24 Correct 112 ms 253040 KB Output is correct
25 Correct 111 ms 253032 KB Output is correct

Subtask #2
0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 151 ms 252756 KB Output is correct
2 Correct 111 ms 253012 KB Output is correct
3 Correct 109 ms 253008 KB Output is correct
4 Correct 110 ms 253004 KB Output is correct
5 Correct 111 ms 252780 KB Output is correct
6 Correct 111 ms 253004 KB Output is correct
7 Correct 110 ms 253008 KB Output is correct
8 Correct 109 ms 253008 KB Output is correct
9 Correct 110 ms 253008 KB Output is correct
10 Correct 110 ms 252756 KB Output is correct
11 Correct 111 ms 253012 KB Output is correct
12 Correct 110 ms 252760 KB Output is correct
13 Correct 111 ms 252752 KB Output is correct
14 Correct 111 ms 253012 KB Output is correct
15 Correct 113 ms 253012 KB Output is correct
16 Correct 111 ms 252928 KB Output is correct
17 Correct 112 ms 252816 KB Output is correct
18 Correct 114 ms 253220 KB Output is correct
19 Correct 112 ms 253012 KB Output is correct
20 Correct 113 ms 252996 KB Output is correct
21 Correct 110 ms 253008 KB Output is correct
22 Correct 112 ms 253012 KB Output is correct
23 Correct 112 ms 253020 KB Output is correct
24 Correct 112 ms 253040 KB Output is correct
25 Correct 111 ms 253032 KB Output is correct
26 Incorrect 116 ms 253520 KB Output isn't correct
27 Halted 0 ms 0 KB -

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 112 ms 253008 KB Output is correct
2 Correct 110 ms 253008 KB Output is correct
3 Correct 110 ms 253004 KB Output is correct
4 Correct 109 ms 253004 KB Output is correct
5 Correct 111 ms 253004 KB Output is correct
6 Correct 111 ms 252960 KB Output is correct
7 Correct 111 ms 253000 KB Output is correct
8 Correct 112 ms 252996 KB Output is correct
9 Correct 110 ms 253004 KB Output is correct
10 Correct 114 ms 252996 KB Output is correct
11 Correct 341 ms 255896 KB Output is correct
12 Correct 265 ms 254956 KB Output is correct
13 Correct 293 ms 255404 KB Output is correct
14 Correct 333 ms 256040 KB Output is correct
15 Correct 334 ms 255932 KB Output is correct
16 Correct 360 ms 255904 KB Output is correct

Subtask #4
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 112 ms 253008 KB Output is correct
2 Correct 110 ms 253008 KB Output is correct
3 Correct 110 ms 253004 KB Output is correct
4 Correct 109 ms 253004 KB Output is correct
5 Correct 111 ms 253004 KB Output is correct
6 Correct 111 ms 252960 KB Output is correct
7 Correct 111 ms 253000 KB Output is correct
8 Correct 112 ms 252996 KB Output is correct
9 Correct 110 ms 253004 KB Output is correct
10 Correct 114 ms 252996 KB Output is correct
11 Correct 341 ms 255896 KB Output is correct
12 Correct 265 ms 254956 KB Output is correct
13 Correct 293 ms 255404 KB Output is correct
14 Correct 333 ms 256040 KB Output is correct
15 Correct 334 ms 255932 KB Output is correct
16 Correct 360 ms 255904 KB Output is correct
17 Correct 110 ms 253000 KB Output is correct
18 Correct 111 ms 252892 KB Output is correct
19 Correct 109 ms 252856 KB Output is correct
20 Correct 112 ms 253012 KB Output is correct
21 Correct 114 ms 253048 KB Output is correct
22 Correct 439 ms 255920 KB Output is correct
23 Correct 484 ms 255920 KB Output is correct
24 Correct 283 ms 255168 KB Output is correct
25 Correct 351 ms 255964 KB Output is correct
26 Correct 391 ms 255940 KB Output is correct

Subtask #5
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 112 ms 253008 KB Output is correct
2 Correct 110 ms 253008 KB Output is correct
3 Correct 110 ms 253004 KB Output is correct
4 Correct 109 ms 253004 KB Output is correct
5 Correct 111 ms 253004 KB Output is correct
6 Correct 111 ms 252960 KB Output is correct
7 Correct 111 ms 253000 KB Output is correct
8 Correct 112 ms 252996 KB Output is correct
9 Correct 110 ms 253004 KB Output is correct
10 Correct 114 ms 252996 KB Output is correct
11 Correct 341 ms 255896 KB Output is correct
12 Correct 265 ms 254956 KB Output is correct
13 Correct 293 ms 255404 KB Output is correct
14 Correct 333 ms 256040 KB Output is correct
15 Correct 334 ms 255932 KB Output is correct
16 Correct 360 ms 255904 KB Output is correct
17 Correct 110 ms 253000 KB Output is correct
18 Correct 111 ms 252892 KB Output is correct
19 Correct 109 ms 252856 KB Output is correct
20 Correct 112 ms 253012 KB Output is correct
21 Correct 114 ms 253048 KB Output is correct
22 Correct 439 ms 255920 KB Output is correct
23 Correct 484 ms 255920 KB Output is correct
24 Correct 283 ms 255168 KB Output is correct
25 Correct 351 ms 255964 KB Output is correct
26 Correct 391 ms 255940 KB Output is correct
27 Correct 115 ms 253040 KB Output is correct
28 Correct 113 ms 253032 KB Output is correct
29 Correct 112 ms 253032 KB Output is correct
30 Correct 113 ms 253004 KB Output is correct
31 Correct 121 ms 253116 KB Output is correct
32 Correct 112 ms 253008 KB Output is correct
33 Correct 112 ms 253008 KB Output is correct
34 Correct 368 ms 256040 KB Output is correct
35 Correct 384 ms 255636 KB Output is correct
36 Correct 412 ms 256160 KB Output is correct
37 Correct 383 ms 255884 KB Output is correct
38 Correct 321 ms 255904 KB Output is correct
39 Correct 267 ms 254660 KB Output is correct

Subtask #6
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 112 ms 253008 KB Output is correct
2 Correct 110 ms 253008 KB Output is correct
3 Correct 110 ms 253004 KB Output is correct
4 Correct 109 ms 253004 KB Output is correct
5 Correct 111 ms 253004 KB Output is correct
6 Correct 111 ms 252960 KB Output is correct
7 Correct 111 ms 253000 KB Output is correct
8 Correct 112 ms 252996 KB Output is correct
9 Correct 110 ms 253004 KB Output is correct
10 Correct 114 ms 252996 KB Output is correct
11 Correct 341 ms 255896 KB Output is correct
12 Correct 265 ms 254956 KB Output is correct
13 Correct 293 ms 255404 KB Output is correct
14 Correct 333 ms 256040 KB Output is correct
15 Correct 334 ms 255932 KB Output is correct
16 Correct 360 ms 255904 KB Output is correct
17 Correct 110 ms 253000 KB Output is correct
18 Correct 111 ms 252892 KB Output is correct
19 Correct 109 ms 252856 KB Output is correct
20 Correct 112 ms 253012 KB Output is correct
21 Correct 114 ms 253048 KB Output is correct
22 Correct 439 ms 255920 KB Output is correct
23 Correct 484 ms 255920 KB Output is correct
24 Correct 283 ms 255168 KB Output is correct
25 Correct 351 ms 255964 KB Output is correct
26 Correct 391 ms 255940 KB Output is correct
27 Correct 115 ms 253040 KB Output is correct
28 Correct 113 ms 253032 KB Output is correct
29 Correct 112 ms 253032 KB Output is correct
30 Correct 113 ms 253004 KB Output is correct
31 Correct 121 ms 253116 KB Output is correct
32 Correct 112 ms 253008 KB Output is correct
33 Correct 112 ms 253008 KB Output is correct
34 Correct 368 ms 256040 KB Output is correct
35 Correct 384 ms 255636 KB Output is correct
36 Correct 412 ms 256160 KB Output is correct
37 Correct 383 ms 255884 KB Output is correct
38 Correct 321 ms 255904 KB Output is correct
39 Correct 267 ms 254660 KB Output is correct
40 Correct 116 ms 253292 KB Output is correct
41 Correct 116 ms 253224 KB Output is correct
42 Incorrect 116 ms 253264 KB Output isn't correct
43 Halted 0 ms 0 KB -

Subtask #7
0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 151 ms 252756 KB Output is correct
2 Correct 111 ms 253012 KB Output is correct
3 Correct 109 ms 253008 KB Output is correct
4 Correct 110 ms 253004 KB Output is correct
5 Correct 111 ms 252780 KB Output is correct
6 Correct 111 ms 253004 KB Output is correct
7 Correct 110 ms 253008 KB Output is correct
8 Correct 109 ms 253008 KB Output is correct
9 Correct 110 ms 253008 KB Output is correct
10 Correct 110 ms 252756 KB Output is correct
11 Correct 111 ms 253012 KB Output is correct
12 Correct 110 ms 252760 KB Output is correct
13 Correct 111 ms 252752 KB Output is correct
14 Correct 111 ms 253012 KB Output is correct
15 Correct 113 ms 253012 KB Output is correct
16 Correct 111 ms 252928 KB Output is correct
17 Correct 112 ms 252816 KB Output is correct
18 Correct 114 ms 253220 KB Output is correct
19 Correct 112 ms 253012 KB Output is correct
20 Correct 113 ms 252996 KB Output is correct
21 Correct 110 ms 253008 KB Output is correct
22 Correct 112 ms 253012 KB Output is correct
23 Correct 112 ms 253020 KB Output is correct
24 Correct 112 ms 253040 KB Output is correct
25 Correct 111 ms 253032 KB Output is correct
26 Incorrect 116 ms 253520 KB Output isn't correct
27 Halted 0 ms 0 KB -