#include "supertrees.h"
#include <bits/stdc++.h>
using namespace std;
int construct(std::vector<std::vector<int>> p) {
int n = p.size();
vector<vector<int>> adj(n);
bool two = false;
for (int i = 0; i < n; i++) {
for (int j = 0; j < n; j++) if (p[i][j]) {
two |= p[i][j] == 2;
adj[i].push_back(j);
adj[j].push_back(i);
}
}
vector<int> cc;
vector<bool> vis(n);
function<void(int)> dfs = [&](int u) {
vis[u] = true;
cc.push_back(u);
for (int to : adj[u]) if (!vis[to]) {
dfs(to);
}
};
vector<vector<int>> answer(n, vector<int>(n));
for (int i = 0; i < n; i++) {
if (!vis[i]) {
dfs(i);
int m = cc.size();
int edges = 0;
for (int p : cc)
edges += adj[p].size();
edges /= 2;
if (m == 2 && two)
return 0;
// if (edges >= m)
// return 0;
for (int j = 0; j < m - 1; j++)
answer[cc[j]][cc[j + 1]] = answer[cc[j + 1]][cc[j]] = 1;
if (m > 2 && two)
answer[cc[0]][cc[m - 1]] = answer[cc[m - 1]][cc[0]] = 1;
for (int j = 0; j < m; j++) {
for (int k = 0; k < m; k++) {
if (p[cc[j]][cc[k]] == 0)
return 0;
}
}
cc.clear();
}
}
build(answer);
return 1;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
256 KB |
Output is correct |
2 |
Correct |
1 ms |
256 KB |
Output is correct |
3 |
Correct |
1 ms |
256 KB |
Output is correct |
4 |
Correct |
1 ms |
288 KB |
Output is correct |
5 |
Correct |
1 ms |
288 KB |
Output is correct |
6 |
Correct |
11 ms |
1792 KB |
Output is correct |
7 |
Correct |
271 ms |
30200 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
256 KB |
Output is correct |
2 |
Correct |
1 ms |
256 KB |
Output is correct |
3 |
Correct |
1 ms |
256 KB |
Output is correct |
4 |
Correct |
1 ms |
288 KB |
Output is correct |
5 |
Correct |
1 ms |
288 KB |
Output is correct |
6 |
Correct |
11 ms |
1792 KB |
Output is correct |
7 |
Correct |
271 ms |
30200 KB |
Output is correct |
8 |
Correct |
1 ms |
256 KB |
Output is correct |
9 |
Correct |
1 ms |
256 KB |
Output is correct |
10 |
Correct |
1 ms |
256 KB |
Output is correct |
11 |
Correct |
1 ms |
256 KB |
Output is correct |
12 |
Correct |
11 ms |
1280 KB |
Output is correct |
13 |
Correct |
240 ms |
22136 KB |
Output is correct |
14 |
Correct |
1 ms |
256 KB |
Output is correct |
15 |
Correct |
1 ms |
256 KB |
Output is correct |
16 |
Correct |
6 ms |
1024 KB |
Output is correct |
17 |
Correct |
126 ms |
17528 KB |
Output is correct |
18 |
Correct |
1 ms |
256 KB |
Output is correct |
19 |
Correct |
1 ms |
384 KB |
Output is correct |
20 |
Correct |
60 ms |
6008 KB |
Output is correct |
21 |
Correct |
238 ms |
23288 KB |
Output is correct |
22 |
Correct |
234 ms |
22136 KB |
Output is correct |
23 |
Correct |
260 ms |
26236 KB |
Output is correct |
24 |
Correct |
244 ms |
22136 KB |
Output is correct |
25 |
Correct |
104 ms |
13304 KB |
Output is correct |
26 |
Correct |
98 ms |
12152 KB |
Output is correct |
27 |
Correct |
271 ms |
28408 KB |
Output is correct |
28 |
Correct |
244 ms |
22264 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
384 KB |
Output is correct |
2 |
Correct |
1 ms |
256 KB |
Output is correct |
3 |
Correct |
1 ms |
256 KB |
Output is correct |
4 |
Correct |
1 ms |
256 KB |
Output is correct |
5 |
Correct |
1 ms |
256 KB |
Output is correct |
6 |
Correct |
1 ms |
256 KB |
Output is correct |
7 |
Correct |
1 ms |
384 KB |
Output is correct |
8 |
Correct |
10 ms |
1152 KB |
Output is correct |
9 |
Correct |
233 ms |
22136 KB |
Output is correct |
10 |
Correct |
1 ms |
256 KB |
Output is correct |
11 |
Correct |
1 ms |
384 KB |
Output is correct |
12 |
Correct |
12 ms |
1664 KB |
Output is correct |
13 |
Correct |
262 ms |
30200 KB |
Output is correct |
14 |
Correct |
1 ms |
256 KB |
Output is correct |
15 |
Correct |
1 ms |
256 KB |
Output is correct |
16 |
Correct |
6 ms |
1024 KB |
Output is correct |
17 |
Correct |
127 ms |
17528 KB |
Output is correct |
18 |
Correct |
1 ms |
256 KB |
Output is correct |
19 |
Correct |
1 ms |
256 KB |
Output is correct |
20 |
Correct |
1 ms |
256 KB |
Output is correct |
21 |
Correct |
59 ms |
5880 KB |
Output is correct |
22 |
Correct |
243 ms |
23160 KB |
Output is correct |
23 |
Correct |
251 ms |
22140 KB |
Output is correct |
24 |
Correct |
268 ms |
28280 KB |
Output is correct |
25 |
Correct |
97 ms |
12280 KB |
Output is correct |
26 |
Correct |
103 ms |
13304 KB |
Output is correct |
27 |
Correct |
243 ms |
22264 KB |
Output is correct |
28 |
Correct |
259 ms |
26328 KB |
Output is correct |
29 |
Correct |
95 ms |
12280 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
256 KB |
Output is correct |
2 |
Correct |
1 ms |
256 KB |
Output is correct |
3 |
Correct |
1 ms |
256 KB |
Output is correct |
4 |
Correct |
59 ms |
5880 KB |
Output is correct |
5 |
Correct |
251 ms |
23160 KB |
Output is correct |
6 |
Correct |
234 ms |
22360 KB |
Output is correct |
7 |
Correct |
264 ms |
26328 KB |
Output is correct |
8 |
Correct |
1 ms |
256 KB |
Output is correct |
9 |
Correct |
61 ms |
5880 KB |
Output is correct |
10 |
Correct |
253 ms |
23288 KB |
Output is correct |
11 |
Correct |
243 ms |
22392 KB |
Output is correct |
12 |
Correct |
273 ms |
28284 KB |
Output is correct |
13 |
Correct |
1 ms |
256 KB |
Output is correct |
14 |
Incorrect |
1 ms |
256 KB |
Too many ways to get from 4 to 8, should be 1 found no less than 2 |
15 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
256 KB |
Output is correct |
2 |
Correct |
1 ms |
256 KB |
Output is correct |
3 |
Correct |
1 ms |
256 KB |
Output is correct |
4 |
Correct |
1 ms |
288 KB |
Output is correct |
5 |
Correct |
1 ms |
288 KB |
Output is correct |
6 |
Correct |
11 ms |
1792 KB |
Output is correct |
7 |
Correct |
271 ms |
30200 KB |
Output is correct |
8 |
Correct |
1 ms |
256 KB |
Output is correct |
9 |
Correct |
1 ms |
256 KB |
Output is correct |
10 |
Correct |
1 ms |
256 KB |
Output is correct |
11 |
Correct |
1 ms |
256 KB |
Output is correct |
12 |
Correct |
11 ms |
1280 KB |
Output is correct |
13 |
Correct |
240 ms |
22136 KB |
Output is correct |
14 |
Correct |
1 ms |
256 KB |
Output is correct |
15 |
Correct |
1 ms |
256 KB |
Output is correct |
16 |
Correct |
6 ms |
1024 KB |
Output is correct |
17 |
Correct |
126 ms |
17528 KB |
Output is correct |
18 |
Correct |
1 ms |
256 KB |
Output is correct |
19 |
Correct |
1 ms |
384 KB |
Output is correct |
20 |
Correct |
60 ms |
6008 KB |
Output is correct |
21 |
Correct |
238 ms |
23288 KB |
Output is correct |
22 |
Correct |
234 ms |
22136 KB |
Output is correct |
23 |
Correct |
260 ms |
26236 KB |
Output is correct |
24 |
Correct |
244 ms |
22136 KB |
Output is correct |
25 |
Correct |
104 ms |
13304 KB |
Output is correct |
26 |
Correct |
98 ms |
12152 KB |
Output is correct |
27 |
Correct |
271 ms |
28408 KB |
Output is correct |
28 |
Correct |
244 ms |
22264 KB |
Output is correct |
29 |
Correct |
1 ms |
384 KB |
Output is correct |
30 |
Correct |
1 ms |
256 KB |
Output is correct |
31 |
Correct |
1 ms |
256 KB |
Output is correct |
32 |
Correct |
1 ms |
256 KB |
Output is correct |
33 |
Correct |
1 ms |
256 KB |
Output is correct |
34 |
Correct |
1 ms |
256 KB |
Output is correct |
35 |
Correct |
1 ms |
384 KB |
Output is correct |
36 |
Correct |
10 ms |
1152 KB |
Output is correct |
37 |
Correct |
233 ms |
22136 KB |
Output is correct |
38 |
Correct |
1 ms |
256 KB |
Output is correct |
39 |
Correct |
1 ms |
384 KB |
Output is correct |
40 |
Correct |
12 ms |
1664 KB |
Output is correct |
41 |
Correct |
262 ms |
30200 KB |
Output is correct |
42 |
Correct |
1 ms |
256 KB |
Output is correct |
43 |
Correct |
1 ms |
256 KB |
Output is correct |
44 |
Correct |
6 ms |
1024 KB |
Output is correct |
45 |
Correct |
127 ms |
17528 KB |
Output is correct |
46 |
Correct |
1 ms |
256 KB |
Output is correct |
47 |
Correct |
1 ms |
256 KB |
Output is correct |
48 |
Correct |
1 ms |
256 KB |
Output is correct |
49 |
Correct |
59 ms |
5880 KB |
Output is correct |
50 |
Correct |
243 ms |
23160 KB |
Output is correct |
51 |
Correct |
251 ms |
22140 KB |
Output is correct |
52 |
Correct |
268 ms |
28280 KB |
Output is correct |
53 |
Correct |
97 ms |
12280 KB |
Output is correct |
54 |
Correct |
103 ms |
13304 KB |
Output is correct |
55 |
Correct |
243 ms |
22264 KB |
Output is correct |
56 |
Correct |
259 ms |
26328 KB |
Output is correct |
57 |
Correct |
95 ms |
12280 KB |
Output is correct |
58 |
Correct |
1 ms |
256 KB |
Output is correct |
59 |
Correct |
1 ms |
256 KB |
Output is correct |
60 |
Correct |
6 ms |
1152 KB |
Output is correct |
61 |
Correct |
130 ms |
20600 KB |
Output is correct |
62 |
Correct |
1 ms |
256 KB |
Output is correct |
63 |
Incorrect |
1 ms |
256 KB |
Too many ways to get from 0 to 9, should be 1 found no less than 2 |
64 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
256 KB |
Output is correct |
2 |
Correct |
1 ms |
256 KB |
Output is correct |
3 |
Correct |
1 ms |
256 KB |
Output is correct |
4 |
Correct |
1 ms |
288 KB |
Output is correct |
5 |
Correct |
1 ms |
288 KB |
Output is correct |
6 |
Correct |
11 ms |
1792 KB |
Output is correct |
7 |
Correct |
271 ms |
30200 KB |
Output is correct |
8 |
Correct |
1 ms |
256 KB |
Output is correct |
9 |
Correct |
1 ms |
256 KB |
Output is correct |
10 |
Correct |
1 ms |
256 KB |
Output is correct |
11 |
Correct |
1 ms |
256 KB |
Output is correct |
12 |
Correct |
11 ms |
1280 KB |
Output is correct |
13 |
Correct |
240 ms |
22136 KB |
Output is correct |
14 |
Correct |
1 ms |
256 KB |
Output is correct |
15 |
Correct |
1 ms |
256 KB |
Output is correct |
16 |
Correct |
6 ms |
1024 KB |
Output is correct |
17 |
Correct |
126 ms |
17528 KB |
Output is correct |
18 |
Correct |
1 ms |
256 KB |
Output is correct |
19 |
Correct |
1 ms |
384 KB |
Output is correct |
20 |
Correct |
60 ms |
6008 KB |
Output is correct |
21 |
Correct |
238 ms |
23288 KB |
Output is correct |
22 |
Correct |
234 ms |
22136 KB |
Output is correct |
23 |
Correct |
260 ms |
26236 KB |
Output is correct |
24 |
Correct |
244 ms |
22136 KB |
Output is correct |
25 |
Correct |
104 ms |
13304 KB |
Output is correct |
26 |
Correct |
98 ms |
12152 KB |
Output is correct |
27 |
Correct |
271 ms |
28408 KB |
Output is correct |
28 |
Correct |
244 ms |
22264 KB |
Output is correct |
29 |
Correct |
1 ms |
384 KB |
Output is correct |
30 |
Correct |
1 ms |
256 KB |
Output is correct |
31 |
Correct |
1 ms |
256 KB |
Output is correct |
32 |
Correct |
1 ms |
256 KB |
Output is correct |
33 |
Correct |
1 ms |
256 KB |
Output is correct |
34 |
Correct |
1 ms |
256 KB |
Output is correct |
35 |
Correct |
1 ms |
384 KB |
Output is correct |
36 |
Correct |
10 ms |
1152 KB |
Output is correct |
37 |
Correct |
233 ms |
22136 KB |
Output is correct |
38 |
Correct |
1 ms |
256 KB |
Output is correct |
39 |
Correct |
1 ms |
384 KB |
Output is correct |
40 |
Correct |
12 ms |
1664 KB |
Output is correct |
41 |
Correct |
262 ms |
30200 KB |
Output is correct |
42 |
Correct |
1 ms |
256 KB |
Output is correct |
43 |
Correct |
1 ms |
256 KB |
Output is correct |
44 |
Correct |
6 ms |
1024 KB |
Output is correct |
45 |
Correct |
127 ms |
17528 KB |
Output is correct |
46 |
Correct |
1 ms |
256 KB |
Output is correct |
47 |
Correct |
1 ms |
256 KB |
Output is correct |
48 |
Correct |
1 ms |
256 KB |
Output is correct |
49 |
Correct |
59 ms |
5880 KB |
Output is correct |
50 |
Correct |
243 ms |
23160 KB |
Output is correct |
51 |
Correct |
251 ms |
22140 KB |
Output is correct |
52 |
Correct |
268 ms |
28280 KB |
Output is correct |
53 |
Correct |
97 ms |
12280 KB |
Output is correct |
54 |
Correct |
103 ms |
13304 KB |
Output is correct |
55 |
Correct |
243 ms |
22264 KB |
Output is correct |
56 |
Correct |
259 ms |
26328 KB |
Output is correct |
57 |
Correct |
95 ms |
12280 KB |
Output is correct |
58 |
Correct |
1 ms |
256 KB |
Output is correct |
59 |
Correct |
1 ms |
256 KB |
Output is correct |
60 |
Correct |
1 ms |
256 KB |
Output is correct |
61 |
Correct |
59 ms |
5880 KB |
Output is correct |
62 |
Correct |
251 ms |
23160 KB |
Output is correct |
63 |
Correct |
234 ms |
22360 KB |
Output is correct |
64 |
Correct |
264 ms |
26328 KB |
Output is correct |
65 |
Correct |
1 ms |
256 KB |
Output is correct |
66 |
Correct |
61 ms |
5880 KB |
Output is correct |
67 |
Correct |
253 ms |
23288 KB |
Output is correct |
68 |
Correct |
243 ms |
22392 KB |
Output is correct |
69 |
Correct |
273 ms |
28284 KB |
Output is correct |
70 |
Correct |
1 ms |
256 KB |
Output is correct |
71 |
Incorrect |
1 ms |
256 KB |
Too many ways to get from 4 to 8, should be 1 found no less than 2 |
72 |
Halted |
0 ms |
0 KB |
- |