#include <bits/stdc++.h>
#include "supertrees.h"
using namespace std;
#define pb push_back
const int N=1050;
vector<int> E[N];
void AddEdge(int u,int v){E[u].pb(v),E[v].pb(u);}
bool was[N];
vector<int> comp;
void DFS(int u){
was[u]=true,comp.push_back(u);
for(int v:E[u])if(!was[v])DFS(v);
}
int construct(vector<vector<int>> p){
int n=(int)p.size();
for(int i=0;i<n;i++)for(int j=0;j<n;j++)if(p[i][j]==3)return 0;
for(int i=0;i<n;i++)for(int j=i;j<n;j++)if(p[i][j]>0)AddEdge(i,j);
vector<vector<int>> ans(n,vector<int>(n,0));
bool two=false;
for(int i=0;i<n;i++)for(int j=0;j<n;j++)if(p[i][j]==2)two=true;
for(int i=0;i<n;i++){
if(!was[i]){
DFS(i);
if((int)comp.size()==1){
comp.clear();
continue;
}
int x=comp[0],y=comp[1];
if(p[x][y]==2)two=true;
else two=false;
if(two&&(int)comp.size()==2)return 0;
for(int x:comp)for(int y:comp)if(x!=y&&p[x][y]==0)return 0;
for(int i=1;i<(int)comp.size();i++){
int x=comp[i],y=comp[i-1];
ans[x][y]=ans[y][x]=1;
}
if(two&&(int)comp.size()>=3){
int x=comp[0],y=comp.back();
ans[x][y]=ans[y][x]=1;
}
comp.clear();
}
}
build(ans);
return 1;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
364 KB |
Output is correct |
2 |
Correct |
0 ms |
364 KB |
Output is correct |
3 |
Correct |
1 ms |
364 KB |
Output is correct |
4 |
Correct |
1 ms |
364 KB |
Output is correct |
5 |
Correct |
1 ms |
364 KB |
Output is correct |
6 |
Correct |
11 ms |
1516 KB |
Output is correct |
7 |
Correct |
252 ms |
26220 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
364 KB |
Output is correct |
2 |
Correct |
0 ms |
364 KB |
Output is correct |
3 |
Correct |
1 ms |
364 KB |
Output is correct |
4 |
Correct |
1 ms |
364 KB |
Output is correct |
5 |
Correct |
1 ms |
364 KB |
Output is correct |
6 |
Correct |
11 ms |
1516 KB |
Output is correct |
7 |
Correct |
252 ms |
26220 KB |
Output is correct |
8 |
Correct |
1 ms |
364 KB |
Output is correct |
9 |
Correct |
1 ms |
364 KB |
Output is correct |
10 |
Correct |
1 ms |
364 KB |
Output is correct |
11 |
Correct |
1 ms |
364 KB |
Output is correct |
12 |
Correct |
11 ms |
1260 KB |
Output is correct |
13 |
Correct |
269 ms |
22124 KB |
Output is correct |
14 |
Correct |
1 ms |
492 KB |
Output is correct |
15 |
Correct |
1 ms |
364 KB |
Output is correct |
16 |
Correct |
7 ms |
1004 KB |
Output is correct |
17 |
Correct |
122 ms |
15084 KB |
Output is correct |
18 |
Correct |
1 ms |
364 KB |
Output is correct |
19 |
Correct |
1 ms |
364 KB |
Output is correct |
20 |
Correct |
69 ms |
6028 KB |
Output is correct |
21 |
Correct |
262 ms |
22636 KB |
Output is correct |
22 |
Correct |
249 ms |
22252 KB |
Output is correct |
23 |
Correct |
261 ms |
24300 KB |
Output is correct |
24 |
Correct |
249 ms |
22124 KB |
Output is correct |
25 |
Correct |
107 ms |
12780 KB |
Output is correct |
26 |
Correct |
105 ms |
12396 KB |
Output is correct |
27 |
Correct |
260 ms |
25324 KB |
Output is correct |
28 |
Correct |
250 ms |
22252 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
364 KB |
Output is correct |
2 |
Correct |
1 ms |
364 KB |
Output is correct |
3 |
Correct |
0 ms |
364 KB |
Output is correct |
4 |
Correct |
1 ms |
364 KB |
Output is correct |
5 |
Correct |
0 ms |
364 KB |
Output is correct |
6 |
Correct |
1 ms |
364 KB |
Output is correct |
7 |
Correct |
1 ms |
364 KB |
Output is correct |
8 |
Correct |
11 ms |
1260 KB |
Output is correct |
9 |
Correct |
253 ms |
22140 KB |
Output is correct |
10 |
Correct |
1 ms |
364 KB |
Output is correct |
11 |
Correct |
1 ms |
364 KB |
Output is correct |
12 |
Correct |
11 ms |
1516 KB |
Output is correct |
13 |
Correct |
268 ms |
26348 KB |
Output is correct |
14 |
Correct |
0 ms |
364 KB |
Output is correct |
15 |
Correct |
0 ms |
364 KB |
Output is correct |
16 |
Correct |
5 ms |
1004 KB |
Output is correct |
17 |
Correct |
115 ms |
15084 KB |
Output is correct |
18 |
Correct |
1 ms |
364 KB |
Output is correct |
19 |
Correct |
0 ms |
364 KB |
Output is correct |
20 |
Correct |
1 ms |
364 KB |
Output is correct |
21 |
Correct |
64 ms |
5868 KB |
Output is correct |
22 |
Correct |
272 ms |
22676 KB |
Output is correct |
23 |
Correct |
249 ms |
22124 KB |
Output is correct |
24 |
Correct |
260 ms |
25324 KB |
Output is correct |
25 |
Correct |
106 ms |
12268 KB |
Output is correct |
26 |
Correct |
107 ms |
12796 KB |
Output is correct |
27 |
Correct |
252 ms |
22124 KB |
Output is correct |
28 |
Correct |
261 ms |
24172 KB |
Output is correct |
29 |
Correct |
105 ms |
12268 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
364 KB |
Output is correct |
2 |
Correct |
0 ms |
364 KB |
Output is correct |
3 |
Correct |
1 ms |
364 KB |
Output is correct |
4 |
Correct |
63 ms |
5868 KB |
Output is correct |
5 |
Correct |
257 ms |
22892 KB |
Output is correct |
6 |
Correct |
250 ms |
22176 KB |
Output is correct |
7 |
Correct |
270 ms |
24364 KB |
Output is correct |
8 |
Correct |
1 ms |
364 KB |
Output is correct |
9 |
Correct |
66 ms |
5868 KB |
Output is correct |
10 |
Correct |
254 ms |
22636 KB |
Output is correct |
11 |
Correct |
257 ms |
22124 KB |
Output is correct |
12 |
Correct |
260 ms |
25324 KB |
Output is correct |
13 |
Correct |
1 ms |
364 KB |
Output is correct |
14 |
Correct |
1 ms |
364 KB |
Output is correct |
15 |
Incorrect |
1 ms |
364 KB |
Too many ways to get from 0 to 4, should be 1 found no less than 2 |
16 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
364 KB |
Output is correct |
2 |
Correct |
0 ms |
364 KB |
Output is correct |
3 |
Correct |
1 ms |
364 KB |
Output is correct |
4 |
Correct |
1 ms |
364 KB |
Output is correct |
5 |
Correct |
1 ms |
364 KB |
Output is correct |
6 |
Correct |
11 ms |
1516 KB |
Output is correct |
7 |
Correct |
252 ms |
26220 KB |
Output is correct |
8 |
Correct |
1 ms |
364 KB |
Output is correct |
9 |
Correct |
1 ms |
364 KB |
Output is correct |
10 |
Correct |
1 ms |
364 KB |
Output is correct |
11 |
Correct |
1 ms |
364 KB |
Output is correct |
12 |
Correct |
11 ms |
1260 KB |
Output is correct |
13 |
Correct |
269 ms |
22124 KB |
Output is correct |
14 |
Correct |
1 ms |
492 KB |
Output is correct |
15 |
Correct |
1 ms |
364 KB |
Output is correct |
16 |
Correct |
7 ms |
1004 KB |
Output is correct |
17 |
Correct |
122 ms |
15084 KB |
Output is correct |
18 |
Correct |
1 ms |
364 KB |
Output is correct |
19 |
Correct |
1 ms |
364 KB |
Output is correct |
20 |
Correct |
69 ms |
6028 KB |
Output is correct |
21 |
Correct |
262 ms |
22636 KB |
Output is correct |
22 |
Correct |
249 ms |
22252 KB |
Output is correct |
23 |
Correct |
261 ms |
24300 KB |
Output is correct |
24 |
Correct |
249 ms |
22124 KB |
Output is correct |
25 |
Correct |
107 ms |
12780 KB |
Output is correct |
26 |
Correct |
105 ms |
12396 KB |
Output is correct |
27 |
Correct |
260 ms |
25324 KB |
Output is correct |
28 |
Correct |
250 ms |
22252 KB |
Output is correct |
29 |
Correct |
0 ms |
364 KB |
Output is correct |
30 |
Correct |
1 ms |
364 KB |
Output is correct |
31 |
Correct |
0 ms |
364 KB |
Output is correct |
32 |
Correct |
1 ms |
364 KB |
Output is correct |
33 |
Correct |
0 ms |
364 KB |
Output is correct |
34 |
Correct |
1 ms |
364 KB |
Output is correct |
35 |
Correct |
1 ms |
364 KB |
Output is correct |
36 |
Correct |
11 ms |
1260 KB |
Output is correct |
37 |
Correct |
253 ms |
22140 KB |
Output is correct |
38 |
Correct |
1 ms |
364 KB |
Output is correct |
39 |
Correct |
1 ms |
364 KB |
Output is correct |
40 |
Correct |
11 ms |
1516 KB |
Output is correct |
41 |
Correct |
268 ms |
26348 KB |
Output is correct |
42 |
Correct |
0 ms |
364 KB |
Output is correct |
43 |
Correct |
0 ms |
364 KB |
Output is correct |
44 |
Correct |
5 ms |
1004 KB |
Output is correct |
45 |
Correct |
115 ms |
15084 KB |
Output is correct |
46 |
Correct |
1 ms |
364 KB |
Output is correct |
47 |
Correct |
0 ms |
364 KB |
Output is correct |
48 |
Correct |
1 ms |
364 KB |
Output is correct |
49 |
Correct |
64 ms |
5868 KB |
Output is correct |
50 |
Correct |
272 ms |
22676 KB |
Output is correct |
51 |
Correct |
249 ms |
22124 KB |
Output is correct |
52 |
Correct |
260 ms |
25324 KB |
Output is correct |
53 |
Correct |
106 ms |
12268 KB |
Output is correct |
54 |
Correct |
107 ms |
12796 KB |
Output is correct |
55 |
Correct |
252 ms |
22124 KB |
Output is correct |
56 |
Correct |
261 ms |
24172 KB |
Output is correct |
57 |
Correct |
105 ms |
12268 KB |
Output is correct |
58 |
Correct |
0 ms |
364 KB |
Output is correct |
59 |
Correct |
1 ms |
364 KB |
Output is correct |
60 |
Correct |
5 ms |
1004 KB |
Output is correct |
61 |
Correct |
116 ms |
16748 KB |
Output is correct |
62 |
Correct |
1 ms |
364 KB |
Output is correct |
63 |
Correct |
1 ms |
364 KB |
Output is correct |
64 |
Correct |
1 ms |
364 KB |
Output is correct |
65 |
Incorrect |
70 ms |
6508 KB |
Too many ways to get from 1 to 269, should be 1 found no less than 2 |
66 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
364 KB |
Output is correct |
2 |
Correct |
0 ms |
364 KB |
Output is correct |
3 |
Correct |
1 ms |
364 KB |
Output is correct |
4 |
Correct |
1 ms |
364 KB |
Output is correct |
5 |
Correct |
1 ms |
364 KB |
Output is correct |
6 |
Correct |
11 ms |
1516 KB |
Output is correct |
7 |
Correct |
252 ms |
26220 KB |
Output is correct |
8 |
Correct |
1 ms |
364 KB |
Output is correct |
9 |
Correct |
1 ms |
364 KB |
Output is correct |
10 |
Correct |
1 ms |
364 KB |
Output is correct |
11 |
Correct |
1 ms |
364 KB |
Output is correct |
12 |
Correct |
11 ms |
1260 KB |
Output is correct |
13 |
Correct |
269 ms |
22124 KB |
Output is correct |
14 |
Correct |
1 ms |
492 KB |
Output is correct |
15 |
Correct |
1 ms |
364 KB |
Output is correct |
16 |
Correct |
7 ms |
1004 KB |
Output is correct |
17 |
Correct |
122 ms |
15084 KB |
Output is correct |
18 |
Correct |
1 ms |
364 KB |
Output is correct |
19 |
Correct |
1 ms |
364 KB |
Output is correct |
20 |
Correct |
69 ms |
6028 KB |
Output is correct |
21 |
Correct |
262 ms |
22636 KB |
Output is correct |
22 |
Correct |
249 ms |
22252 KB |
Output is correct |
23 |
Correct |
261 ms |
24300 KB |
Output is correct |
24 |
Correct |
249 ms |
22124 KB |
Output is correct |
25 |
Correct |
107 ms |
12780 KB |
Output is correct |
26 |
Correct |
105 ms |
12396 KB |
Output is correct |
27 |
Correct |
260 ms |
25324 KB |
Output is correct |
28 |
Correct |
250 ms |
22252 KB |
Output is correct |
29 |
Correct |
0 ms |
364 KB |
Output is correct |
30 |
Correct |
1 ms |
364 KB |
Output is correct |
31 |
Correct |
0 ms |
364 KB |
Output is correct |
32 |
Correct |
1 ms |
364 KB |
Output is correct |
33 |
Correct |
0 ms |
364 KB |
Output is correct |
34 |
Correct |
1 ms |
364 KB |
Output is correct |
35 |
Correct |
1 ms |
364 KB |
Output is correct |
36 |
Correct |
11 ms |
1260 KB |
Output is correct |
37 |
Correct |
253 ms |
22140 KB |
Output is correct |
38 |
Correct |
1 ms |
364 KB |
Output is correct |
39 |
Correct |
1 ms |
364 KB |
Output is correct |
40 |
Correct |
11 ms |
1516 KB |
Output is correct |
41 |
Correct |
268 ms |
26348 KB |
Output is correct |
42 |
Correct |
0 ms |
364 KB |
Output is correct |
43 |
Correct |
0 ms |
364 KB |
Output is correct |
44 |
Correct |
5 ms |
1004 KB |
Output is correct |
45 |
Correct |
115 ms |
15084 KB |
Output is correct |
46 |
Correct |
1 ms |
364 KB |
Output is correct |
47 |
Correct |
0 ms |
364 KB |
Output is correct |
48 |
Correct |
1 ms |
364 KB |
Output is correct |
49 |
Correct |
64 ms |
5868 KB |
Output is correct |
50 |
Correct |
272 ms |
22676 KB |
Output is correct |
51 |
Correct |
249 ms |
22124 KB |
Output is correct |
52 |
Correct |
260 ms |
25324 KB |
Output is correct |
53 |
Correct |
106 ms |
12268 KB |
Output is correct |
54 |
Correct |
107 ms |
12796 KB |
Output is correct |
55 |
Correct |
252 ms |
22124 KB |
Output is correct |
56 |
Correct |
261 ms |
24172 KB |
Output is correct |
57 |
Correct |
105 ms |
12268 KB |
Output is correct |
58 |
Correct |
0 ms |
364 KB |
Output is correct |
59 |
Correct |
0 ms |
364 KB |
Output is correct |
60 |
Correct |
1 ms |
364 KB |
Output is correct |
61 |
Correct |
63 ms |
5868 KB |
Output is correct |
62 |
Correct |
257 ms |
22892 KB |
Output is correct |
63 |
Correct |
250 ms |
22176 KB |
Output is correct |
64 |
Correct |
270 ms |
24364 KB |
Output is correct |
65 |
Correct |
1 ms |
364 KB |
Output is correct |
66 |
Correct |
66 ms |
5868 KB |
Output is correct |
67 |
Correct |
254 ms |
22636 KB |
Output is correct |
68 |
Correct |
257 ms |
22124 KB |
Output is correct |
69 |
Correct |
260 ms |
25324 KB |
Output is correct |
70 |
Correct |
1 ms |
364 KB |
Output is correct |
71 |
Correct |
1 ms |
364 KB |
Output is correct |
72 |
Incorrect |
1 ms |
364 KB |
Too many ways to get from 0 to 4, should be 1 found no less than 2 |
73 |
Halted |
0 ms |
0 KB |
- |