oj.uz

Submission #315866

# Submission time Handle Problem Language Result Execution time Memory
315866 2020-10-24T07:34:19 Z juggernaut Connecting Supertrees (IOI20_supertrees) C++14
100 / 100
 268 ms 26232 KB 
#include"supertrees.h"
#include<bits/stdc++.h>
#ifdef EVAL
#else
#include"grader.cpp"
#endif
using namespace std;
vector<vector<int>>P,res;
vector<int>comp;
int N,timer,pr[1005],id[1005];
bool vis[1005];
void dfs(int v){
    comp.push_back(v);
    pr[v]=v;
    vis[v]=1;
    id[v]=timer;
    for(int i=0;i<N;i++)if(!vis[i]&&P[v][i]==1)vis[i]=1,pr[i]=v,id[i]=timer,res[v][i]=res[i][v]=1;
    for(int i=0;i<N;i++)if(!vis[i]&&P[v][i]==2)dfs(i);
}
int construct(vector<vector<int>>p){
    P=p;
    N=p.size();
    res.resize(N);
    fill(res.begin(),res.end(),vector<int>(N,0));
   // 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++)
        if(!vis[i]){
            timer++;
            dfs(i);
            if(comp.size()==2)return 0;
            else if(comp.size()>2){
                int j;
                for(j=1;j<comp.size();j++)res[comp[j]][comp[j-1]]=res[comp[j-1]][comp[j]]=1;
                res[comp[j-1]][comp[0]]=res[comp[0]][comp[j-1]]=1;
            }
            comp.clear();
        }
    for(int i=0;i<N;i++)for(int j=0;j<N;j++)
        if(pr[i]==pr[j]&&p[i][j]!=1)return 0;
        else if(id[i]==id[j]&&pr[i]!=pr[j]&&p[i][j]!=2)return 0;
        else if(id[i]!=id[j]&&p[i][j])return 0;
    build(res);
    return 1;
}
/*
4
1 1 2 2
1 1 2 2
2 2 1 2
2 2 2 1

*/

Compilation message

supertrees.cpp: In function 'int construct(std::vector<std::vector<int> >)':
supertrees.cpp:33:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   33 |                 for(j=1;j<comp.size();j++)res[comp[j]][comp[j-1]]=res[comp[j-1]][comp[j]]=1;
      |                         ~^~~~~~~~~~~~

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 256 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 0 ms 384 KB Output is correct
6 Correct 12 ms 1536 KB Output is correct
7 Correct 260 ms 25976 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 256 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 0 ms 384 KB Output is correct
6 Correct 12 ms 1536 KB Output is correct
7 Correct 260 ms 25976 KB Output is correct
8 Correct 0 ms 256 KB Output is correct
9 Correct 0 ms 256 KB Output is correct
10 Correct 0 ms 256 KB Output is correct
11 Correct 0 ms 256 KB Output is correct
12 Correct 11 ms 1412 KB Output is correct
13 Correct 248 ms 26104 KB Output is correct
14 Correct 1 ms 256 KB Output is correct
15 Correct 0 ms 256 KB Output is correct
16 Correct 5 ms 1024 KB Output is correct
17 Correct 108 ms 16120 KB Output is correct
18 Correct 0 ms 384 KB Output is correct
19 Correct 0 ms 256 KB Output is correct
20 Correct 62 ms 6776 KB Output is correct
21 Correct 246 ms 26172 KB Output is correct
22 Correct 245 ms 26104 KB Output is correct
23 Correct 255 ms 26104 KB Output is correct
24 Correct 246 ms 25976 KB Output is correct
25 Correct 100 ms 16120 KB Output is correct
26 Correct 100 ms 16120 KB Output is correct
27 Correct 258 ms 25980 KB Output is correct
28 Correct 247 ms 26232 KB Output is correct

Subtask #3
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 0 ms 256 KB Output is correct
6 Correct 0 ms 256 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 10 ms 1408 KB Output is correct
9 Correct 253 ms 26104 KB Output is correct
10 Correct 1 ms 256 KB Output is correct
11 Correct 0 ms 256 KB Output is correct
12 Correct 11 ms 1408 KB Output is correct
13 Correct 260 ms 26104 KB Output is correct
14 Correct 0 ms 256 KB Output is correct
15 Correct 0 ms 256 KB Output is correct
16 Correct 5 ms 1024 KB Output is correct
17 Correct 110 ms 16120 KB Output is correct
18 Correct 0 ms 256 KB Output is correct
19 Correct 0 ms 256 KB Output is correct
20 Correct 0 ms 384 KB Output is correct
21 Correct 63 ms 6780 KB Output is correct
22 Correct 256 ms 26104 KB Output is correct
23 Correct 248 ms 26104 KB Output is correct
24 Correct 265 ms 26104 KB Output is correct
25 Correct 97 ms 16120 KB Output is correct
26 Correct 104 ms 16120 KB Output is correct
27 Correct 261 ms 26104 KB Output is correct
28 Correct 268 ms 26108 KB Output is correct
29 Correct 98 ms 16120 KB Output is correct

Subtask #4
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 1 ms 256 KB Output is correct
4 Correct 62 ms 6860 KB Output is correct
5 Correct 247 ms 26104 KB Output is correct
6 Correct 252 ms 25976 KB Output is correct
7 Correct 260 ms 25976 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 63 ms 6776 KB Output is correct
10 Correct 250 ms 26104 KB Output is correct
11 Correct 253 ms 26104 KB Output is correct
12 Correct 267 ms 26232 KB Output is correct
13 Correct 1 ms 256 KB Output is correct
14 Correct 0 ms 256 KB Output is correct
15 Correct 0 ms 256 KB Output is correct
16 Correct 63 ms 6776 KB Output is correct
17 Correct 262 ms 26104 KB Output is correct
18 Correct 250 ms 26232 KB Output is correct
19 Correct 250 ms 26104 KB Output is correct
20 Correct 248 ms 26104 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 256 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 0 ms 384 KB Output is correct
6 Correct 12 ms 1536 KB Output is correct
7 Correct 260 ms 25976 KB Output is correct
8 Correct 0 ms 256 KB Output is correct
9 Correct 0 ms 256 KB Output is correct
10 Correct 0 ms 256 KB Output is correct
11 Correct 0 ms 256 KB Output is correct
12 Correct 11 ms 1412 KB Output is correct
13 Correct 248 ms 26104 KB Output is correct
14 Correct 1 ms 256 KB Output is correct
15 Correct 0 ms 256 KB Output is correct
16 Correct 5 ms 1024 KB Output is correct
17 Correct 108 ms 16120 KB Output is correct
18 Correct 0 ms 384 KB Output is correct
19 Correct 0 ms 256 KB Output is correct
20 Correct 62 ms 6776 KB Output is correct
21 Correct 246 ms 26172 KB Output is correct
22 Correct 245 ms 26104 KB Output is correct
23 Correct 255 ms 26104 KB Output is correct
24 Correct 246 ms 25976 KB Output is correct
25 Correct 100 ms 16120 KB Output is correct
26 Correct 100 ms 16120 KB Output is correct
27 Correct 258 ms 25980 KB Output is correct
28 Correct 247 ms 26232 KB Output is correct
29 Correct 0 ms 256 KB Output is correct
30 Correct 0 ms 256 KB Output is correct
31 Correct 0 ms 256 KB Output is correct
32 Correct 0 ms 256 KB Output is correct
33 Correct 0 ms 256 KB Output is correct
34 Correct 0 ms 256 KB Output is correct
35 Correct 0 ms 256 KB Output is correct
36 Correct 10 ms 1408 KB Output is correct
37 Correct 253 ms 26104 KB Output is correct
38 Correct 1 ms 256 KB Output is correct
39 Correct 0 ms 256 KB Output is correct
40 Correct 11 ms 1408 KB Output is correct
41 Correct 260 ms 26104 KB Output is correct
42 Correct 0 ms 256 KB Output is correct
43 Correct 0 ms 256 KB Output is correct
44 Correct 5 ms 1024 KB Output is correct
45 Correct 110 ms 16120 KB Output is correct
46 Correct 0 ms 256 KB Output is correct
47 Correct 0 ms 256 KB Output is correct
48 Correct 0 ms 384 KB Output is correct
49 Correct 63 ms 6780 KB Output is correct
50 Correct 256 ms 26104 KB Output is correct
51 Correct 248 ms 26104 KB Output is correct
52 Correct 265 ms 26104 KB Output is correct
53 Correct 97 ms 16120 KB Output is correct
54 Correct 104 ms 16120 KB Output is correct
55 Correct 261 ms 26104 KB Output is correct
56 Correct 268 ms 26108 KB Output is correct
57 Correct 98 ms 16120 KB Output is correct
58 Correct 1 ms 384 KB Output is correct
59 Correct 1 ms 256 KB Output is correct
60 Correct 5 ms 1024 KB Output is correct
61 Correct 108 ms 16120 KB Output is correct
62 Correct 1 ms 256 KB Output is correct
63 Correct 0 ms 256 KB Output is correct
64 Correct 0 ms 256 KB Output is correct
65 Correct 64 ms 6776 KB Output is correct
66 Correct 106 ms 16212 KB Output is correct
67 Correct 102 ms 16100 KB Output is correct
68 Correct 103 ms 16120 KB Output is correct
69 Correct 96 ms 16124 KB Output is correct

Subtask #6
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 256 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 0 ms 384 KB Output is correct
6 Correct 12 ms 1536 KB Output is correct
7 Correct 260 ms 25976 KB Output is correct
8 Correct 0 ms 256 KB Output is correct
9 Correct 0 ms 256 KB Output is correct
10 Correct 0 ms 256 KB Output is correct
11 Correct 0 ms 256 KB Output is correct
12 Correct 11 ms 1412 KB Output is correct
13 Correct 248 ms 26104 KB Output is correct
14 Correct 1 ms 256 KB Output is correct
15 Correct 0 ms 256 KB Output is correct
16 Correct 5 ms 1024 KB Output is correct
17 Correct 108 ms 16120 KB Output is correct
18 Correct 0 ms 384 KB Output is correct
19 Correct 0 ms 256 KB Output is correct
20 Correct 62 ms 6776 KB Output is correct
21 Correct 246 ms 26172 KB Output is correct
22 Correct 245 ms 26104 KB Output is correct
23 Correct 255 ms 26104 KB Output is correct
24 Correct 246 ms 25976 KB Output is correct
25 Correct 100 ms 16120 KB Output is correct
26 Correct 100 ms 16120 KB Output is correct
27 Correct 258 ms 25980 KB Output is correct
28 Correct 247 ms 26232 KB Output is correct
29 Correct 0 ms 256 KB Output is correct
30 Correct 0 ms 256 KB Output is correct
31 Correct 0 ms 256 KB Output is correct
32 Correct 0 ms 256 KB Output is correct
33 Correct 0 ms 256 KB Output is correct
34 Correct 0 ms 256 KB Output is correct
35 Correct 0 ms 256 KB Output is correct
36 Correct 10 ms 1408 KB Output is correct
37 Correct 253 ms 26104 KB Output is correct
38 Correct 1 ms 256 KB Output is correct
39 Correct 0 ms 256 KB Output is correct
40 Correct 11 ms 1408 KB Output is correct
41 Correct 260 ms 26104 KB Output is correct
42 Correct 0 ms 256 KB Output is correct
43 Correct 0 ms 256 KB Output is correct
44 Correct 5 ms 1024 KB Output is correct
45 Correct 110 ms 16120 KB Output is correct
46 Correct 0 ms 256 KB Output is correct
47 Correct 0 ms 256 KB Output is correct
48 Correct 0 ms 384 KB Output is correct
49 Correct 63 ms 6780 KB Output is correct
50 Correct 256 ms 26104 KB Output is correct
51 Correct 248 ms 26104 KB Output is correct
52 Correct 265 ms 26104 KB Output is correct
53 Correct 97 ms 16120 KB Output is correct
54 Correct 104 ms 16120 KB Output is correct
55 Correct 261 ms 26104 KB Output is correct
56 Correct 268 ms 26108 KB Output is correct
57 Correct 98 ms 16120 KB Output is correct
58 Correct 0 ms 256 KB Output is correct
59 Correct 0 ms 256 KB Output is correct
60 Correct 1 ms 256 KB Output is correct
61 Correct 62 ms 6860 KB Output is correct
62 Correct 247 ms 26104 KB Output is correct
63 Correct 252 ms 25976 KB Output is correct
64 Correct 260 ms 25976 KB Output is correct
65 Correct 1 ms 384 KB Output is correct
66 Correct 63 ms 6776 KB Output is correct
67 Correct 250 ms 26104 KB Output is correct
68 Correct 253 ms 26104 KB Output is correct
69 Correct 267 ms 26232 KB Output is correct
70 Correct 1 ms 256 KB Output is correct
71 Correct 0 ms 256 KB Output is correct
72 Correct 0 ms 256 KB Output is correct
73 Correct 63 ms 6776 KB Output is correct
74 Correct 262 ms 26104 KB Output is correct
75 Correct 250 ms 26232 KB Output is correct
76 Correct 250 ms 26104 KB Output is correct
77 Correct 248 ms 26104 KB Output is correct
78 Correct 1 ms 384 KB Output is correct
79 Correct 1 ms 256 KB Output is correct
80 Correct 5 ms 1024 KB Output is correct
81 Correct 108 ms 16120 KB Output is correct
82 Correct 1 ms 256 KB Output is correct
83 Correct 0 ms 256 KB Output is correct
84 Correct 0 ms 256 KB Output is correct
85 Correct 64 ms 6776 KB Output is correct
86 Correct 106 ms 16212 KB Output is correct
87 Correct 102 ms 16100 KB Output is correct
88 Correct 103 ms 16120 KB Output is correct
89 Correct 96 ms 16124 KB Output is correct
90 Correct 0 ms 384 KB Output is correct
91 Correct 0 ms 256 KB Output is correct
92 Correct 5 ms 1024 KB Output is correct
93 Correct 110 ms 16120 KB Output is correct
94 Correct 0 ms 256 KB Output is correct
95 Correct 0 ms 256 KB Output is correct
96 Correct 0 ms 256 KB Output is correct
97 Correct 27 ms 4352 KB Output is correct
98 Correct 104 ms 16120 KB Output is correct
99 Correct 103 ms 16120 KB Output is correct
100 Correct 103 ms 16120 KB Output is correct
101 Correct 101 ms 16120 KB Output is correct
102 Correct 109 ms 16120 KB Output is correct
103 Correct 113 ms 16248 KB Output is correct
104 Correct 110 ms 16120 KB Output is correct
105 Correct 116 ms 16120 KB Output is correct