#include <bits/stdc++.h>
#include "supertrees.h"
using namespace std;
int construct(vector<vector<int>> p) {
vector<vector<int>> b(p.size(), vector<int>(p.size(), 0));
int n = (int) p.size();
vector<int> par(n, -1);
vector<bool> vis(n, false);
bool subtask3 = false;
for (int i = 0; i < n; i++) {
if (*max_element(p[i].begin(), p[i].end()) == 2) {
subtask3 = true;
break;
}
}
if (!subtask3) {
for (int i = 0; i < n; i++) {
if (vis[i]) continue;
par[i] = i;
for (int j = 0; j < n; j++) {
if (i == j) continue;
if (p[i][j]) {
if (vis[j]) return 0;
vis[j] = true;
b[i][j] = b[j][i] = 1;
par[j] = i;
}
}
}
for (int i = 0; i < n; i++) {
for (int j = 0; j < n; j++) {
if (i == j) continue;
if (par[i] == par[j] && p[i][j] == 0) return 0;
if (par[i] != par[j] && p[i][j] == 1) return 0;
}
}
build(b);
return 1;
}
else {
for (int i = 0; i < n; i++) {
if (vis[i]) continue;
par[i] = i;
int cur = i;
for (int j = 0; j < n; j++) {
if (i == j) continue;
if (p[i][j]) {
if (vis[j]) return 0;
vis[j] = true;
b[cur][j] = b[j][cur] = 1;
par[j] = i;
cur = j;
}
}
if (b[i][cur]) return 0;
b[i][cur] = b[cur][i] = 1;
}
for (int i = 0; i < n; i++) {
for (int j = 0; j < n; j++) {
if (i == j) continue;
if (par[i] == par[j] && p[i][j] == 0) return 0;
if (par[i] != par[j] && p[i][j] == 2) return 0;
}
}
build(b);
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 |
256 KB |
Output is correct |
5 |
Correct |
1 ms |
256 KB |
Output is correct |
6 |
Correct |
13 ms |
1152 KB |
Output is correct |
7 |
Correct |
235 ms |
22136 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 |
256 KB |
Output is correct |
5 |
Correct |
1 ms |
256 KB |
Output is correct |
6 |
Correct |
13 ms |
1152 KB |
Output is correct |
7 |
Correct |
235 ms |
22136 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 |
1152 KB |
Output is correct |
13 |
Correct |
241 ms |
22136 KB |
Output is correct |
14 |
Correct |
1 ms |
256 KB |
Output is correct |
15 |
Correct |
1 ms |
384 KB |
Output is correct |
16 |
Correct |
5 ms |
768 KB |
Output is correct |
17 |
Correct |
106 ms |
12152 KB |
Output is correct |
18 |
Correct |
1 ms |
256 KB |
Output is correct |
19 |
Correct |
1 ms |
256 KB |
Output is correct |
20 |
Correct |
59 ms |
5752 KB |
Output is correct |
21 |
Correct |
241 ms |
22136 KB |
Output is correct |
22 |
Correct |
240 ms |
22136 KB |
Output is correct |
23 |
Correct |
243 ms |
22136 KB |
Output is correct |
24 |
Correct |
240 ms |
22076 KB |
Output is correct |
25 |
Correct |
100 ms |
12152 KB |
Output is correct |
26 |
Correct |
101 ms |
12152 KB |
Output is correct |
27 |
Correct |
255 ms |
22104 KB |
Output is correct |
28 |
Correct |
240 ms |
22056 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
416 KB |
Output is correct |
2 |
Correct |
0 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 |
384 KB |
Output is correct |
6 |
Correct |
1 ms |
256 KB |
Output is correct |
7 |
Correct |
1 ms |
256 KB |
Output is correct |
8 |
Correct |
10 ms |
1152 KB |
Output is correct |
9 |
Correct |
238 ms |
22136 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 |
1152 KB |
Output is correct |
13 |
Correct |
235 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 |
5 ms |
768 KB |
Output is correct |
17 |
Correct |
109 ms |
12152 KB |
Output is correct |
18 |
Correct |
1 ms |
256 KB |
Output is correct |
19 |
Correct |
1 ms |
256 KB |
Output is correct |
20 |
Incorrect |
0 ms |
256 KB |
b[4][4] is not 0 |
21 |
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 |
59 ms |
5752 KB |
Output is correct |
5 |
Correct |
253 ms |
22136 KB |
Output is correct |
6 |
Correct |
233 ms |
22264 KB |
Output is correct |
7 |
Correct |
246 ms |
22136 KB |
Output is correct |
8 |
Incorrect |
1 ms |
384 KB |
b[4][4] is not 0 |
9 |
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 |
256 KB |
Output is correct |
5 |
Correct |
1 ms |
256 KB |
Output is correct |
6 |
Correct |
13 ms |
1152 KB |
Output is correct |
7 |
Correct |
235 ms |
22136 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 |
1152 KB |
Output is correct |
13 |
Correct |
241 ms |
22136 KB |
Output is correct |
14 |
Correct |
1 ms |
256 KB |
Output is correct |
15 |
Correct |
1 ms |
384 KB |
Output is correct |
16 |
Correct |
5 ms |
768 KB |
Output is correct |
17 |
Correct |
106 ms |
12152 KB |
Output is correct |
18 |
Correct |
1 ms |
256 KB |
Output is correct |
19 |
Correct |
1 ms |
256 KB |
Output is correct |
20 |
Correct |
59 ms |
5752 KB |
Output is correct |
21 |
Correct |
241 ms |
22136 KB |
Output is correct |
22 |
Correct |
240 ms |
22136 KB |
Output is correct |
23 |
Correct |
243 ms |
22136 KB |
Output is correct |
24 |
Correct |
240 ms |
22076 KB |
Output is correct |
25 |
Correct |
100 ms |
12152 KB |
Output is correct |
26 |
Correct |
101 ms |
12152 KB |
Output is correct |
27 |
Correct |
255 ms |
22104 KB |
Output is correct |
28 |
Correct |
240 ms |
22056 KB |
Output is correct |
29 |
Correct |
1 ms |
416 KB |
Output is correct |
30 |
Correct |
0 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 |
384 KB |
Output is correct |
34 |
Correct |
1 ms |
256 KB |
Output is correct |
35 |
Correct |
1 ms |
256 KB |
Output is correct |
36 |
Correct |
10 ms |
1152 KB |
Output is correct |
37 |
Correct |
238 ms |
22136 KB |
Output is correct |
38 |
Correct |
1 ms |
256 KB |
Output is correct |
39 |
Correct |
1 ms |
256 KB |
Output is correct |
40 |
Correct |
11 ms |
1152 KB |
Output is correct |
41 |
Correct |
235 ms |
22136 KB |
Output is correct |
42 |
Correct |
1 ms |
256 KB |
Output is correct |
43 |
Correct |
1 ms |
256 KB |
Output is correct |
44 |
Correct |
5 ms |
768 KB |
Output is correct |
45 |
Correct |
109 ms |
12152 KB |
Output is correct |
46 |
Correct |
1 ms |
256 KB |
Output is correct |
47 |
Correct |
1 ms |
256 KB |
Output is correct |
48 |
Incorrect |
0 ms |
256 KB |
b[4][4] is not 0 |
49 |
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 |
256 KB |
Output is correct |
5 |
Correct |
1 ms |
256 KB |
Output is correct |
6 |
Correct |
13 ms |
1152 KB |
Output is correct |
7 |
Correct |
235 ms |
22136 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 |
1152 KB |
Output is correct |
13 |
Correct |
241 ms |
22136 KB |
Output is correct |
14 |
Correct |
1 ms |
256 KB |
Output is correct |
15 |
Correct |
1 ms |
384 KB |
Output is correct |
16 |
Correct |
5 ms |
768 KB |
Output is correct |
17 |
Correct |
106 ms |
12152 KB |
Output is correct |
18 |
Correct |
1 ms |
256 KB |
Output is correct |
19 |
Correct |
1 ms |
256 KB |
Output is correct |
20 |
Correct |
59 ms |
5752 KB |
Output is correct |
21 |
Correct |
241 ms |
22136 KB |
Output is correct |
22 |
Correct |
240 ms |
22136 KB |
Output is correct |
23 |
Correct |
243 ms |
22136 KB |
Output is correct |
24 |
Correct |
240 ms |
22076 KB |
Output is correct |
25 |
Correct |
100 ms |
12152 KB |
Output is correct |
26 |
Correct |
101 ms |
12152 KB |
Output is correct |
27 |
Correct |
255 ms |
22104 KB |
Output is correct |
28 |
Correct |
240 ms |
22056 KB |
Output is correct |
29 |
Correct |
1 ms |
416 KB |
Output is correct |
30 |
Correct |
0 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 |
384 KB |
Output is correct |
34 |
Correct |
1 ms |
256 KB |
Output is correct |
35 |
Correct |
1 ms |
256 KB |
Output is correct |
36 |
Correct |
10 ms |
1152 KB |
Output is correct |
37 |
Correct |
238 ms |
22136 KB |
Output is correct |
38 |
Correct |
1 ms |
256 KB |
Output is correct |
39 |
Correct |
1 ms |
256 KB |
Output is correct |
40 |
Correct |
11 ms |
1152 KB |
Output is correct |
41 |
Correct |
235 ms |
22136 KB |
Output is correct |
42 |
Correct |
1 ms |
256 KB |
Output is correct |
43 |
Correct |
1 ms |
256 KB |
Output is correct |
44 |
Correct |
5 ms |
768 KB |
Output is correct |
45 |
Correct |
109 ms |
12152 KB |
Output is correct |
46 |
Correct |
1 ms |
256 KB |
Output is correct |
47 |
Correct |
1 ms |
256 KB |
Output is correct |
48 |
Incorrect |
0 ms |
256 KB |
b[4][4] is not 0 |
49 |
Halted |
0 ms |
0 KB |
- |