#include <bits/stdc++.h>
#include "supertrees.h"
using namespace std;
int construct(vector<vector<int>> p) {
int n = p.size();
for (int i = 0; i < n; i++) {
for (int j = 0; j < n; j++) {
if (p[i][j] == 3) return 0;
}
}
vector<vector<int>> answer;
for (int i = 0; i < n; i++) {
vector<int> row;
row.resize(n);
answer.push_back(row);
}
vector<bool> visited(n);
vector<int> componentIndex(n);
vector<int> lineIndex(n);
for (int aa = 0; aa < n; aa++) {
if (visited[aa]) continue;
queue<int> qcomponent;
qcomponent.push(aa);
vector<int> cycle;
while (!qcomponent.empty()) {
int x = qcomponent.front();
qcomponent.pop();
if (visited[x]) continue;
vector<int> curline;
queue<int> qline;
qline.push(x);
cycle.push_back(x);
while (!qline.empty()) {
int y = qline.front();
qline.pop();
if (visited[y]) continue;
curline.push_back(y);
visited[y] = true;
componentIndex[y] = aa;
lineIndex[y] = x;
for (int i = 0; i < n; i++) {
if (p[y][i] == 2)
qcomponent.push(i);
else if (p[y][i] == 1)
qline.push(i);
}
}
// for (int i : curline) printf("%d ", i); printf("\n");
if (curline.size() > 1) {
for (int i = 0; i < (int)curline.size() - 1; i++) {
int a = curline[i];
int b = curline[i + 1];
answer[a][b] = answer[b][a] = 1;
}
}
}
if (cycle.size() == 2) return 0;
if (cycle.size() == 1) continue;
for (int i = 0; i < (int)cycle.size(); i++) {
int a = cycle[i];
int b = cycle[(i + 1) % cycle.size()];
answer[a][b] = answer[b][a] = 1;
}
}
for (int i = 0; i < n; i++) {
for (int j = i + 1; j < n; j++) {
if (lineIndex[i] == lineIndex[j]) {
if (p[i][j] != 1) return 0;
} else if (componentIndex[i] == componentIndex[j]) {
if (p[i][j] != 2) return 0;
} else {
if (p[i][j] != 0) return 0;
}
}
}
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 |
384 KB |
Output is correct |
4 |
Correct |
0 ms |
256 KB |
Output is correct |
5 |
Correct |
1 ms |
256 KB |
Output is correct |
6 |
Correct |
11 ms |
1244 KB |
Output is correct |
7 |
Correct |
262 ms |
22116 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 |
384 KB |
Output is correct |
4 |
Correct |
0 ms |
256 KB |
Output is correct |
5 |
Correct |
1 ms |
256 KB |
Output is correct |
6 |
Correct |
11 ms |
1244 KB |
Output is correct |
7 |
Correct |
262 ms |
22116 KB |
Output is correct |
8 |
Correct |
1 ms |
384 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 |
10 ms |
1152 KB |
Output is correct |
13 |
Correct |
248 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 |
896 KB |
Output is correct |
17 |
Correct |
122 ms |
14200 KB |
Output is correct |
18 |
Correct |
1 ms |
256 KB |
Output is correct |
19 |
Correct |
1 ms |
256 KB |
Output is correct |
20 |
Correct |
61 ms |
5752 KB |
Output is correct |
21 |
Correct |
244 ms |
22136 KB |
Output is correct |
22 |
Correct |
239 ms |
22136 KB |
Output is correct |
23 |
Correct |
257 ms |
22256 KB |
Output is correct |
24 |
Correct |
238 ms |
22136 KB |
Output is correct |
25 |
Correct |
105 ms |
12280 KB |
Output is correct |
26 |
Correct |
103 ms |
12152 KB |
Output is correct |
27 |
Correct |
255 ms |
22256 KB |
Output is correct |
28 |
Correct |
240 ms |
22380 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 |
0 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 |
384 KB |
Output is correct |
7 |
Correct |
1 ms |
256 KB |
Output is correct |
8 |
Correct |
10 ms |
1152 KB |
Output is correct |
9 |
Correct |
244 ms |
22264 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 |
1244 KB |
Output is correct |
13 |
Correct |
264 ms |
22248 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 |
896 KB |
Output is correct |
17 |
Correct |
123 ms |
14200 KB |
Output is correct |
18 |
Correct |
1 ms |
256 KB |
Output is correct |
19 |
Correct |
1 ms |
288 KB |
Output is correct |
20 |
Correct |
1 ms |
256 KB |
Output is correct |
21 |
Correct |
65 ms |
5880 KB |
Output is correct |
22 |
Correct |
242 ms |
22136 KB |
Output is correct |
23 |
Correct |
241 ms |
22136 KB |
Output is correct |
24 |
Correct |
256 ms |
22188 KB |
Output is correct |
25 |
Correct |
102 ms |
12280 KB |
Output is correct |
26 |
Correct |
104 ms |
12152 KB |
Output is correct |
27 |
Correct |
244 ms |
22136 KB |
Output is correct |
28 |
Correct |
257 ms |
22256 KB |
Output is correct |
29 |
Correct |
101 ms |
12152 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 |
61 ms |
5752 KB |
Output is correct |
5 |
Correct |
246 ms |
22264 KB |
Output is correct |
6 |
Correct |
237 ms |
22136 KB |
Output is correct |
7 |
Correct |
256 ms |
22128 KB |
Output is correct |
8 |
Correct |
1 ms |
256 KB |
Output is correct |
9 |
Correct |
61 ms |
5884 KB |
Output is correct |
10 |
Correct |
252 ms |
22232 KB |
Output is correct |
11 |
Correct |
247 ms |
22136 KB |
Output is correct |
12 |
Correct |
256 ms |
22124 KB |
Output is correct |
13 |
Correct |
1 ms |
256 KB |
Output is correct |
14 |
Correct |
1 ms |
256 KB |
Output is correct |
15 |
Correct |
1 ms |
256 KB |
Output is correct |
16 |
Correct |
61 ms |
5752 KB |
Output is correct |
17 |
Correct |
242 ms |
22136 KB |
Output is correct |
18 |
Correct |
242 ms |
22136 KB |
Output is correct |
19 |
Correct |
248 ms |
22264 KB |
Output is correct |
20 |
Correct |
242 ms |
22204 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 |
384 KB |
Output is correct |
4 |
Correct |
0 ms |
256 KB |
Output is correct |
5 |
Correct |
1 ms |
256 KB |
Output is correct |
6 |
Correct |
11 ms |
1244 KB |
Output is correct |
7 |
Correct |
262 ms |
22116 KB |
Output is correct |
8 |
Correct |
1 ms |
384 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 |
10 ms |
1152 KB |
Output is correct |
13 |
Correct |
248 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 |
896 KB |
Output is correct |
17 |
Correct |
122 ms |
14200 KB |
Output is correct |
18 |
Correct |
1 ms |
256 KB |
Output is correct |
19 |
Correct |
1 ms |
256 KB |
Output is correct |
20 |
Correct |
61 ms |
5752 KB |
Output is correct |
21 |
Correct |
244 ms |
22136 KB |
Output is correct |
22 |
Correct |
239 ms |
22136 KB |
Output is correct |
23 |
Correct |
257 ms |
22256 KB |
Output is correct |
24 |
Correct |
238 ms |
22136 KB |
Output is correct |
25 |
Correct |
105 ms |
12280 KB |
Output is correct |
26 |
Correct |
103 ms |
12152 KB |
Output is correct |
27 |
Correct |
255 ms |
22256 KB |
Output is correct |
28 |
Correct |
240 ms |
22380 KB |
Output is correct |
29 |
Correct |
1 ms |
256 KB |
Output is correct |
30 |
Correct |
1 ms |
256 KB |
Output is correct |
31 |
Correct |
0 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 |
384 KB |
Output is correct |
35 |
Correct |
1 ms |
256 KB |
Output is correct |
36 |
Correct |
10 ms |
1152 KB |
Output is correct |
37 |
Correct |
244 ms |
22264 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 |
1244 KB |
Output is correct |
41 |
Correct |
264 ms |
22248 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 |
896 KB |
Output is correct |
45 |
Correct |
123 ms |
14200 KB |
Output is correct |
46 |
Correct |
1 ms |
256 KB |
Output is correct |
47 |
Correct |
1 ms |
288 KB |
Output is correct |
48 |
Correct |
1 ms |
256 KB |
Output is correct |
49 |
Correct |
65 ms |
5880 KB |
Output is correct |
50 |
Correct |
242 ms |
22136 KB |
Output is correct |
51 |
Correct |
241 ms |
22136 KB |
Output is correct |
52 |
Correct |
256 ms |
22188 KB |
Output is correct |
53 |
Correct |
102 ms |
12280 KB |
Output is correct |
54 |
Correct |
104 ms |
12152 KB |
Output is correct |
55 |
Correct |
244 ms |
22136 KB |
Output is correct |
56 |
Correct |
257 ms |
22256 KB |
Output is correct |
57 |
Correct |
101 ms |
12152 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 |
1024 KB |
Output is correct |
61 |
Correct |
130 ms |
14968 KB |
Output is correct |
62 |
Correct |
1 ms |
256 KB |
Output is correct |
63 |
Correct |
1 ms |
256 KB |
Output is correct |
64 |
Correct |
1 ms |
384 KB |
Output is correct |
65 |
Correct |
61 ms |
5752 KB |
Output is correct |
66 |
Correct |
114 ms |
12336 KB |
Output is correct |
67 |
Correct |
111 ms |
12280 KB |
Output is correct |
68 |
Correct |
106 ms |
12152 KB |
Output is correct |
69 |
Correct |
103 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 |
384 KB |
Output is correct |
4 |
Correct |
0 ms |
256 KB |
Output is correct |
5 |
Correct |
1 ms |
256 KB |
Output is correct |
6 |
Correct |
11 ms |
1244 KB |
Output is correct |
7 |
Correct |
262 ms |
22116 KB |
Output is correct |
8 |
Correct |
1 ms |
384 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 |
10 ms |
1152 KB |
Output is correct |
13 |
Correct |
248 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 |
896 KB |
Output is correct |
17 |
Correct |
122 ms |
14200 KB |
Output is correct |
18 |
Correct |
1 ms |
256 KB |
Output is correct |
19 |
Correct |
1 ms |
256 KB |
Output is correct |
20 |
Correct |
61 ms |
5752 KB |
Output is correct |
21 |
Correct |
244 ms |
22136 KB |
Output is correct |
22 |
Correct |
239 ms |
22136 KB |
Output is correct |
23 |
Correct |
257 ms |
22256 KB |
Output is correct |
24 |
Correct |
238 ms |
22136 KB |
Output is correct |
25 |
Correct |
105 ms |
12280 KB |
Output is correct |
26 |
Correct |
103 ms |
12152 KB |
Output is correct |
27 |
Correct |
255 ms |
22256 KB |
Output is correct |
28 |
Correct |
240 ms |
22380 KB |
Output is correct |
29 |
Correct |
1 ms |
256 KB |
Output is correct |
30 |
Correct |
1 ms |
256 KB |
Output is correct |
31 |
Correct |
0 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 |
384 KB |
Output is correct |
35 |
Correct |
1 ms |
256 KB |
Output is correct |
36 |
Correct |
10 ms |
1152 KB |
Output is correct |
37 |
Correct |
244 ms |
22264 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 |
1244 KB |
Output is correct |
41 |
Correct |
264 ms |
22248 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 |
896 KB |
Output is correct |
45 |
Correct |
123 ms |
14200 KB |
Output is correct |
46 |
Correct |
1 ms |
256 KB |
Output is correct |
47 |
Correct |
1 ms |
288 KB |
Output is correct |
48 |
Correct |
1 ms |
256 KB |
Output is correct |
49 |
Correct |
65 ms |
5880 KB |
Output is correct |
50 |
Correct |
242 ms |
22136 KB |
Output is correct |
51 |
Correct |
241 ms |
22136 KB |
Output is correct |
52 |
Correct |
256 ms |
22188 KB |
Output is correct |
53 |
Correct |
102 ms |
12280 KB |
Output is correct |
54 |
Correct |
104 ms |
12152 KB |
Output is correct |
55 |
Correct |
244 ms |
22136 KB |
Output is correct |
56 |
Correct |
257 ms |
22256 KB |
Output is correct |
57 |
Correct |
101 ms |
12152 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 |
61 ms |
5752 KB |
Output is correct |
62 |
Correct |
246 ms |
22264 KB |
Output is correct |
63 |
Correct |
237 ms |
22136 KB |
Output is correct |
64 |
Correct |
256 ms |
22128 KB |
Output is correct |
65 |
Correct |
1 ms |
256 KB |
Output is correct |
66 |
Correct |
61 ms |
5884 KB |
Output is correct |
67 |
Correct |
252 ms |
22232 KB |
Output is correct |
68 |
Correct |
247 ms |
22136 KB |
Output is correct |
69 |
Correct |
256 ms |
22124 KB |
Output is correct |
70 |
Correct |
1 ms |
256 KB |
Output is correct |
71 |
Correct |
1 ms |
256 KB |
Output is correct |
72 |
Correct |
1 ms |
256 KB |
Output is correct |
73 |
Correct |
61 ms |
5752 KB |
Output is correct |
74 |
Correct |
242 ms |
22136 KB |
Output is correct |
75 |
Correct |
242 ms |
22136 KB |
Output is correct |
76 |
Correct |
248 ms |
22264 KB |
Output is correct |
77 |
Correct |
242 ms |
22204 KB |
Output is correct |
78 |
Correct |
1 ms |
256 KB |
Output is correct |
79 |
Correct |
1 ms |
256 KB |
Output is correct |
80 |
Correct |
6 ms |
1024 KB |
Output is correct |
81 |
Correct |
130 ms |
14968 KB |
Output is correct |
82 |
Correct |
1 ms |
256 KB |
Output is correct |
83 |
Correct |
1 ms |
256 KB |
Output is correct |
84 |
Correct |
1 ms |
384 KB |
Output is correct |
85 |
Correct |
61 ms |
5752 KB |
Output is correct |
86 |
Correct |
114 ms |
12336 KB |
Output is correct |
87 |
Correct |
111 ms |
12280 KB |
Output is correct |
88 |
Correct |
106 ms |
12152 KB |
Output is correct |
89 |
Correct |
103 ms |
12280 KB |
Output is correct |
90 |
Correct |
1 ms |
256 KB |
Output is correct |
91 |
Correct |
1 ms |
256 KB |
Output is correct |
92 |
Correct |
5 ms |
640 KB |
Output is correct |
93 |
Correct |
111 ms |
8184 KB |
Output is correct |
94 |
Correct |
1 ms |
256 KB |
Output is correct |
95 |
Correct |
1 ms |
256 KB |
Output is correct |
96 |
Correct |
1 ms |
256 KB |
Output is correct |
97 |
Correct |
25 ms |
2304 KB |
Output is correct |
98 |
Correct |
97 ms |
8184 KB |
Output is correct |
99 |
Correct |
98 ms |
8184 KB |
Output is correct |
100 |
Correct |
99 ms |
8184 KB |
Output is correct |
101 |
Correct |
95 ms |
8312 KB |
Output is correct |
102 |
Correct |
114 ms |
8184 KB |
Output is correct |
103 |
Correct |
109 ms |
8184 KB |
Output is correct |
104 |
Correct |
112 ms |
8188 KB |
Output is correct |
105 |
Correct |
108 ms |
8184 KB |
Output is correct |