oj.uz

Submission #1062551

# Submission time Handle Problem Language Result Execution time Memory
1062551 2024-08-17T08:29:30 Z TlenekWodoru Connecting Supertrees (IOI20_supertrees) C++14
100 / 100
 172 ms 24148 KB 
#include<bits/stdc++.h>
#include "supertrees.h"
using namespace std;
int spojna[1009];
int spojna2[1009];
int maxx[1009];
vector<int>V[1009];
int n,h1,h2;
int construct(vector<vector<int>> p)
{
    n=p.size();
    vector<vector<int>>graf(n,vector<int>(n,0));
    for(int i=0;i<n;i++)
    {
        if(p[i][i]!=1){return 0;}
        for(int j=i+1;j<n;j++)
        {
            if(p[i][j]!=p[j][i]||p[i][j]==3){return 0;}
        }
    }
    h1=0;
    for(int i=0;i<n;i++)
    {
        for(int j=0;j<i;j++)
        {
            if(p[i][j]==0||i==j){continue;}
            if(spojna[i]!=0&&spojna[i]!=spojna[j]){return 0;}
            else if(spojna[i]==0){spojna[i]=spojna[j];}
        }
        if(spojna[i]==0){spojna[i]=++h1;}
    }
    h2=0;
    for(int i=0;i<n;i++)
    {
        for(int j=0;j<i;j++)
        {
            if(p[i][j]!=1||i==j){continue;}
            if(spojna2[i]!=0&&spojna2[i]!=spojna2[j]){return 0;}
            else if(spojna2[i]==0){spojna2[i]=spojna2[j];}
        }
        if(spojna2[i]==0){spojna2[i]=++h2;}
    }
    for(int i=0;i<n;i++)
    {
        for(int j=i+1;j<n;j++)
        {
            if(spojna[i]!=spojna[j]&&p[i][j]!=0){return 0;}
            if(spojna[i]==spojna[j]&&p[i][j]==0){return 0;}
            if(spojna2[i]==spojna2[j]&&p[i][j]!=1){return 0;}
            if(spojna2[i]==spojna2[j]&&spojna[i]!=spojna[j]){return 0;}
            if(spojna[i]==spojna[j]&&spojna2[i]!=spojna2[j]&&p[i][j]!=2){return 0;}
        }
    }
    memset(maxx,-1,sizeof(maxx));
    for(int i=0;i<n;i++)
    {
        maxx[spojna2[i]]=max(maxx[spojna2[i]],i);
    }
    for(int i=0;i<n;i++)
    {
        int u=maxx[spojna2[i]];
        if(u==i){continue;}
        graf[i][u]=1;
        graf[u][i]=1;
    }
    for(int i=1;i<=h1;i++)
    {
        vector<int>U;
        for(int j=0;j<n;j++)
        {
            if(spojna[j]!=i||maxx[spojna2[j]]!=j){continue;}
            U.push_back(j);
        }
        if((int)U.size()==2){return 0;}
        if((int)U.size()<=1){continue;}
        for(int j=0;j<(int)U.size();j++)
        {
            int u=U[j],last;
            if(j==0){last=U.back();}
            else{last=U[j-1];}
            graf[u][last]=1;
            graf[last][u]=1;
        }
    }
    build(graf);
    return 1;
}

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 356 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 5 ms 1116 KB Output is correct
7 Correct 125 ms 22280 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 356 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 5 ms 1116 KB Output is correct
7 Correct 125 ms 22280 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 5 ms 1116 KB Output is correct
13 Correct 114 ms 22068 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 3 ms 860 KB Output is correct
17 Correct 55 ms 12068 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 29 ms 5860 KB Output is correct
21 Correct 117 ms 22100 KB Output is correct
22 Correct 116 ms 22064 KB Output is correct
23 Correct 121 ms 22100 KB Output is correct
24 Correct 113 ms 22096 KB Output is correct
25 Correct 50 ms 12088 KB Output is correct
26 Correct 49 ms 12116 KB Output is correct
27 Correct 120 ms 22096 KB Output is correct
28 Correct 115 ms 22100 KB Output is correct

Subtask #3
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 5 ms 1372 KB Output is correct
9 Correct 116 ms 23940 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 6 ms 1392 KB Output is correct
13 Correct 120 ms 24144 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 3 ms 860 KB Output is correct
17 Correct 56 ms 14164 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 604 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 31 ms 6228 KB Output is correct
22 Correct 132 ms 23972 KB Output is correct
23 Correct 117 ms 24100 KB Output is correct
24 Correct 133 ms 24144 KB Output is correct
25 Correct 51 ms 14232 KB Output is correct
26 Correct 50 ms 14160 KB Output is correct
27 Correct 123 ms 24100 KB Output is correct
28 Correct 122 ms 24148 KB Output is correct
29 Correct 50 ms 14120 KB Output is correct

Subtask #4
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 30 ms 5712 KB Output is correct
5 Correct 139 ms 22168 KB Output is correct
6 Correct 170 ms 22096 KB Output is correct
7 Correct 129 ms 22100 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 28 ms 5820 KB Output is correct
10 Correct 172 ms 22100 KB Output is correct
11 Correct 129 ms 22072 KB Output is correct
12 Correct 126 ms 22048 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 44 ms 5800 KB Output is correct
17 Correct 127 ms 22100 KB Output is correct
18 Correct 150 ms 22084 KB Output is correct
19 Correct 117 ms 22100 KB Output is correct
20 Correct 116 ms 22068 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 356 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 5 ms 1116 KB Output is correct
7 Correct 125 ms 22280 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 5 ms 1116 KB Output is correct
13 Correct 114 ms 22068 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 3 ms 860 KB Output is correct
17 Correct 55 ms 12068 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 29 ms 5860 KB Output is correct
21 Correct 117 ms 22100 KB Output is correct
22 Correct 116 ms 22064 KB Output is correct
23 Correct 121 ms 22100 KB Output is correct
24 Correct 113 ms 22096 KB Output is correct
25 Correct 50 ms 12088 KB Output is correct
26 Correct 49 ms 12116 KB Output is correct
27 Correct 120 ms 22096 KB Output is correct
28 Correct 115 ms 22100 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 344 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 5 ms 1372 KB Output is correct
37 Correct 116 ms 23940 KB Output is correct
38 Correct 0 ms 344 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 6 ms 1392 KB Output is correct
41 Correct 120 ms 24144 KB Output is correct
42 Correct 1 ms 348 KB Output is correct
43 Correct 0 ms 348 KB Output is correct
44 Correct 3 ms 860 KB Output is correct
45 Correct 56 ms 14164 KB Output is correct
46 Correct 0 ms 348 KB Output is correct
47 Correct 0 ms 604 KB Output is correct
48 Correct 0 ms 348 KB Output is correct
49 Correct 31 ms 6228 KB Output is correct
50 Correct 132 ms 23972 KB Output is correct
51 Correct 117 ms 24100 KB Output is correct
52 Correct 133 ms 24144 KB Output is correct
53 Correct 51 ms 14232 KB Output is correct
54 Correct 50 ms 14160 KB Output is correct
55 Correct 123 ms 24100 KB Output is correct
56 Correct 122 ms 24148 KB Output is correct
57 Correct 50 ms 14120 KB Output is correct
58 Correct 0 ms 348 KB Output is correct
59 Correct 0 ms 348 KB Output is correct
60 Correct 3 ms 860 KB Output is correct
61 Correct 53 ms 14164 KB Output is correct
62 Correct 1 ms 460 KB Output is correct
63 Correct 0 ms 348 KB Output is correct
64 Correct 1 ms 348 KB Output is correct
65 Correct 30 ms 6236 KB Output is correct
66 Correct 55 ms 14160 KB Output is correct
67 Correct 86 ms 14112 KB Output is correct
68 Correct 53 ms 14160 KB Output is correct
69 Correct 54 ms 14244 KB Output is correct

Subtask #6
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 356 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 5 ms 1116 KB Output is correct
7 Correct 125 ms 22280 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 5 ms 1116 KB Output is correct
13 Correct 114 ms 22068 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 3 ms 860 KB Output is correct
17 Correct 55 ms 12068 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 29 ms 5860 KB Output is correct
21 Correct 117 ms 22100 KB Output is correct
22 Correct 116 ms 22064 KB Output is correct
23 Correct 121 ms 22100 KB Output is correct
24 Correct 113 ms 22096 KB Output is correct
25 Correct 50 ms 12088 KB Output is correct
26 Correct 49 ms 12116 KB Output is correct
27 Correct 120 ms 22096 KB Output is correct
28 Correct 115 ms 22100 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 344 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 5 ms 1372 KB Output is correct
37 Correct 116 ms 23940 KB Output is correct
38 Correct 0 ms 344 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 6 ms 1392 KB Output is correct
41 Correct 120 ms 24144 KB Output is correct
42 Correct 1 ms 348 KB Output is correct
43 Correct 0 ms 348 KB Output is correct
44 Correct 3 ms 860 KB Output is correct
45 Correct 56 ms 14164 KB Output is correct
46 Correct 0 ms 348 KB Output is correct
47 Correct 0 ms 604 KB Output is correct
48 Correct 0 ms 348 KB Output is correct
49 Correct 31 ms 6228 KB Output is correct
50 Correct 132 ms 23972 KB Output is correct
51 Correct 117 ms 24100 KB Output is correct
52 Correct 133 ms 24144 KB Output is correct
53 Correct 51 ms 14232 KB Output is correct
54 Correct 50 ms 14160 KB Output is correct
55 Correct 123 ms 24100 KB Output is correct
56 Correct 122 ms 24148 KB Output is correct
57 Correct 50 ms 14120 KB Output is correct
58 Correct 0 ms 344 KB Output is correct
59 Correct 0 ms 348 KB Output is correct
60 Correct 0 ms 348 KB Output is correct
61 Correct 30 ms 5712 KB Output is correct
62 Correct 139 ms 22168 KB Output is correct
63 Correct 170 ms 22096 KB Output is correct
64 Correct 129 ms 22100 KB Output is correct
65 Correct 0 ms 344 KB Output is correct
66 Correct 28 ms 5820 KB Output is correct
67 Correct 172 ms 22100 KB Output is correct
68 Correct 129 ms 22072 KB Output is correct
69 Correct 126 ms 22048 KB Output is correct
70 Correct 0 ms 348 KB Output is correct
71 Correct 1 ms 348 KB Output is correct
72 Correct 0 ms 348 KB Output is correct
73 Correct 44 ms 5800 KB Output is correct
74 Correct 127 ms 22100 KB Output is correct
75 Correct 150 ms 22084 KB Output is correct
76 Correct 117 ms 22100 KB Output is correct
77 Correct 116 ms 22068 KB Output is correct
78 Correct 0 ms 348 KB Output is correct
79 Correct 0 ms 348 KB Output is correct
80 Correct 3 ms 860 KB Output is correct
81 Correct 53 ms 14164 KB Output is correct
82 Correct 1 ms 460 KB Output is correct
83 Correct 0 ms 348 KB Output is correct
84 Correct 1 ms 348 KB Output is correct
85 Correct 30 ms 6236 KB Output is correct
86 Correct 55 ms 14160 KB Output is correct
87 Correct 86 ms 14112 KB Output is correct
88 Correct 53 ms 14160 KB Output is correct
89 Correct 54 ms 14244 KB Output is correct
90 Correct 1 ms 348 KB Output is correct
91 Correct 0 ms 348 KB Output is correct
92 Correct 3 ms 856 KB Output is correct
93 Correct 50 ms 14036 KB Output is correct
94 Correct 0 ms 348 KB Output is correct
95 Correct 0 ms 348 KB Output is correct
96 Correct 0 ms 344 KB Output is correct
97 Correct 13 ms 3932 KB Output is correct
98 Correct 52 ms 14164 KB Output is correct
99 Correct 61 ms 14112 KB Output is correct
100 Correct 50 ms 14160 KB Output is correct
101 Correct 48 ms 14164 KB Output is correct
102 Correct 89 ms 14352 KB Output is correct
103 Correct 49 ms 14164 KB Output is correct
104 Correct 51 ms 14116 KB Output is correct
105 Correct 57 ms 14160 KB Output is correct