#include <bits/stdc++.h>
using namespace std;
#ifdef tabr
#include "library/debug.cpp"
#else
#define debug(...)
#endif
void build(vector<vector<int>>);
int construct(vector<vector<int>> p) {
int n = (int) p.size();
vector<int> a(n);
iota(a.begin(), a.end(), 0);
for (int i = 0; i < n; i++) {
for (int j = i + 1; j < n; j++) {
if (p[i][j] == 1) {
a[j] = min(a[j], i);
}
}
}
vector<vector<int>> res(n, vector<int>(n));
vector<vector<int>> c(n);
for (int i = 0; i < n; i++) {
if (a[i] < i) {
res[a[i]][i] = res[i][a[i]] = 1;
}
c[a[i]].emplace_back(i);
}
for (int i = 0; i < n; i++) {
for (int j = 0; j < n; j++) {
if (p[i][j] != p[a[i]][a[j]]) {
return 0;
}
}
}
vector<int> b(n);
iota(b.begin(), b.end(), 0);
for (int i = 0; i < n; i++) {
for (int j = i + 1; j < n; j++) {
if (a[i] == i && a[j] == j && p[i][j] == 2) {
b[j] = min(b[j], i);
}
}
}
c = vector<vector<int>>(n);
for (int i = 0; i < n; i++) {
if (a[i] == i) {
c[b[i]].emplace_back(i);
}
}
for (int i = 0; i < n; i++) {
int sz = (int) c[i].size();
if (sz == 0 || sz == 1) {
continue;
}
if (sz == 2) {
return 0;
}
for (int j = 0; j < sz; j++) {
res[c[i][j]][c[i][(j + 1) % sz]] = res[c[i][(j + 1) % sz]][c[i][j]] = 1;
}
for (int x = 0; x < sz; x++) {
for (int y = x + 1; y < sz; y++) {
if (p[c[i][x]][c[i][y]] != 2) {
return 0;
}
}
}
}
build(res);
return 1;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
204 KB |
Output is correct |
4 |
Correct |
1 ms |
204 KB |
Output is correct |
5 |
Correct |
1 ms |
204 KB |
Output is correct |
6 |
Correct |
7 ms |
1100 KB |
Output is correct |
7 |
Correct |
218 ms |
22008 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
204 KB |
Output is correct |
4 |
Correct |
1 ms |
204 KB |
Output is correct |
5 |
Correct |
1 ms |
204 KB |
Output is correct |
6 |
Correct |
7 ms |
1100 KB |
Output is correct |
7 |
Correct |
218 ms |
22008 KB |
Output is correct |
8 |
Correct |
1 ms |
204 KB |
Output is correct |
9 |
Correct |
0 ms |
204 KB |
Output is correct |
10 |
Correct |
0 ms |
204 KB |
Output is correct |
11 |
Correct |
0 ms |
204 KB |
Output is correct |
12 |
Correct |
13 ms |
1144 KB |
Output is correct |
13 |
Correct |
171 ms |
22084 KB |
Output is correct |
14 |
Correct |
0 ms |
204 KB |
Output is correct |
15 |
Correct |
0 ms |
204 KB |
Output is correct |
16 |
Correct |
3 ms |
716 KB |
Output is correct |
17 |
Correct |
87 ms |
12156 KB |
Output is correct |
18 |
Correct |
1 ms |
204 KB |
Output is correct |
19 |
Correct |
0 ms |
204 KB |
Output is correct |
20 |
Correct |
46 ms |
5696 KB |
Output is correct |
21 |
Correct |
184 ms |
22028 KB |
Output is correct |
22 |
Correct |
196 ms |
22008 KB |
Output is correct |
23 |
Correct |
235 ms |
22016 KB |
Output is correct |
24 |
Correct |
175 ms |
22080 KB |
Output is correct |
25 |
Correct |
68 ms |
12164 KB |
Output is correct |
26 |
Correct |
79 ms |
12144 KB |
Output is correct |
27 |
Correct |
192 ms |
22100 KB |
Output is correct |
28 |
Correct |
240 ms |
22092 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
256 KB |
Output is correct |
4 |
Correct |
1 ms |
204 KB |
Output is correct |
5 |
Correct |
1 ms |
204 KB |
Output is correct |
6 |
Correct |
1 ms |
204 KB |
Output is correct |
7 |
Correct |
0 ms |
204 KB |
Output is correct |
8 |
Correct |
8 ms |
1088 KB |
Output is correct |
9 |
Correct |
187 ms |
22092 KB |
Output is correct |
10 |
Correct |
0 ms |
204 KB |
Output is correct |
11 |
Correct |
1 ms |
204 KB |
Output is correct |
12 |
Correct |
10 ms |
1100 KB |
Output is correct |
13 |
Correct |
200 ms |
22012 KB |
Output is correct |
14 |
Incorrect |
0 ms |
204 KB |
Answer gives possible 1 while actual possible 0 |
15 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
204 KB |
Output is correct |
4 |
Correct |
54 ms |
5708 KB |
Output is correct |
5 |
Correct |
195 ms |
22008 KB |
Output is correct |
6 |
Correct |
175 ms |
22056 KB |
Output is correct |
7 |
Correct |
241 ms |
22068 KB |
Output is correct |
8 |
Correct |
0 ms |
204 KB |
Output is correct |
9 |
Correct |
47 ms |
5780 KB |
Output is correct |
10 |
Correct |
193 ms |
22016 KB |
Output is correct |
11 |
Correct |
208 ms |
22012 KB |
Output is correct |
12 |
Correct |
196 ms |
21980 KB |
Output is correct |
13 |
Correct |
0 ms |
204 KB |
Output is correct |
14 |
Correct |
0 ms |
204 KB |
Output is correct |
15 |
Correct |
0 ms |
204 KB |
Output is correct |
16 |
Correct |
41 ms |
5716 KB |
Output is correct |
17 |
Correct |
188 ms |
22020 KB |
Output is correct |
18 |
Correct |
193 ms |
22072 KB |
Output is correct |
19 |
Correct |
213 ms |
22100 KB |
Output is correct |
20 |
Correct |
216 ms |
22104 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
204 KB |
Output is correct |
4 |
Correct |
1 ms |
204 KB |
Output is correct |
5 |
Correct |
1 ms |
204 KB |
Output is correct |
6 |
Correct |
7 ms |
1100 KB |
Output is correct |
7 |
Correct |
218 ms |
22008 KB |
Output is correct |
8 |
Correct |
1 ms |
204 KB |
Output is correct |
9 |
Correct |
0 ms |
204 KB |
Output is correct |
10 |
Correct |
0 ms |
204 KB |
Output is correct |
11 |
Correct |
0 ms |
204 KB |
Output is correct |
12 |
Correct |
13 ms |
1144 KB |
Output is correct |
13 |
Correct |
171 ms |
22084 KB |
Output is correct |
14 |
Correct |
0 ms |
204 KB |
Output is correct |
15 |
Correct |
0 ms |
204 KB |
Output is correct |
16 |
Correct |
3 ms |
716 KB |
Output is correct |
17 |
Correct |
87 ms |
12156 KB |
Output is correct |
18 |
Correct |
1 ms |
204 KB |
Output is correct |
19 |
Correct |
0 ms |
204 KB |
Output is correct |
20 |
Correct |
46 ms |
5696 KB |
Output is correct |
21 |
Correct |
184 ms |
22028 KB |
Output is correct |
22 |
Correct |
196 ms |
22008 KB |
Output is correct |
23 |
Correct |
235 ms |
22016 KB |
Output is correct |
24 |
Correct |
175 ms |
22080 KB |
Output is correct |
25 |
Correct |
68 ms |
12164 KB |
Output is correct |
26 |
Correct |
79 ms |
12144 KB |
Output is correct |
27 |
Correct |
192 ms |
22100 KB |
Output is correct |
28 |
Correct |
240 ms |
22092 KB |
Output is correct |
29 |
Correct |
0 ms |
204 KB |
Output is correct |
30 |
Correct |
0 ms |
204 KB |
Output is correct |
31 |
Correct |
1 ms |
256 KB |
Output is correct |
32 |
Correct |
1 ms |
204 KB |
Output is correct |
33 |
Correct |
1 ms |
204 KB |
Output is correct |
34 |
Correct |
1 ms |
204 KB |
Output is correct |
35 |
Correct |
0 ms |
204 KB |
Output is correct |
36 |
Correct |
8 ms |
1088 KB |
Output is correct |
37 |
Correct |
187 ms |
22092 KB |
Output is correct |
38 |
Correct |
0 ms |
204 KB |
Output is correct |
39 |
Correct |
1 ms |
204 KB |
Output is correct |
40 |
Correct |
10 ms |
1100 KB |
Output is correct |
41 |
Correct |
200 ms |
22012 KB |
Output is correct |
42 |
Incorrect |
0 ms |
204 KB |
Answer gives possible 1 while actual possible 0 |
43 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
204 KB |
Output is correct |
4 |
Correct |
1 ms |
204 KB |
Output is correct |
5 |
Correct |
1 ms |
204 KB |
Output is correct |
6 |
Correct |
7 ms |
1100 KB |
Output is correct |
7 |
Correct |
218 ms |
22008 KB |
Output is correct |
8 |
Correct |
1 ms |
204 KB |
Output is correct |
9 |
Correct |
0 ms |
204 KB |
Output is correct |
10 |
Correct |
0 ms |
204 KB |
Output is correct |
11 |
Correct |
0 ms |
204 KB |
Output is correct |
12 |
Correct |
13 ms |
1144 KB |
Output is correct |
13 |
Correct |
171 ms |
22084 KB |
Output is correct |
14 |
Correct |
0 ms |
204 KB |
Output is correct |
15 |
Correct |
0 ms |
204 KB |
Output is correct |
16 |
Correct |
3 ms |
716 KB |
Output is correct |
17 |
Correct |
87 ms |
12156 KB |
Output is correct |
18 |
Correct |
1 ms |
204 KB |
Output is correct |
19 |
Correct |
0 ms |
204 KB |
Output is correct |
20 |
Correct |
46 ms |
5696 KB |
Output is correct |
21 |
Correct |
184 ms |
22028 KB |
Output is correct |
22 |
Correct |
196 ms |
22008 KB |
Output is correct |
23 |
Correct |
235 ms |
22016 KB |
Output is correct |
24 |
Correct |
175 ms |
22080 KB |
Output is correct |
25 |
Correct |
68 ms |
12164 KB |
Output is correct |
26 |
Correct |
79 ms |
12144 KB |
Output is correct |
27 |
Correct |
192 ms |
22100 KB |
Output is correct |
28 |
Correct |
240 ms |
22092 KB |
Output is correct |
29 |
Correct |
0 ms |
204 KB |
Output is correct |
30 |
Correct |
0 ms |
204 KB |
Output is correct |
31 |
Correct |
1 ms |
256 KB |
Output is correct |
32 |
Correct |
1 ms |
204 KB |
Output is correct |
33 |
Correct |
1 ms |
204 KB |
Output is correct |
34 |
Correct |
1 ms |
204 KB |
Output is correct |
35 |
Correct |
0 ms |
204 KB |
Output is correct |
36 |
Correct |
8 ms |
1088 KB |
Output is correct |
37 |
Correct |
187 ms |
22092 KB |
Output is correct |
38 |
Correct |
0 ms |
204 KB |
Output is correct |
39 |
Correct |
1 ms |
204 KB |
Output is correct |
40 |
Correct |
10 ms |
1100 KB |
Output is correct |
41 |
Correct |
200 ms |
22012 KB |
Output is correct |
42 |
Incorrect |
0 ms |
204 KB |
Answer gives possible 1 while actual possible 0 |
43 |
Halted |
0 ms |
0 KB |
- |