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Submission #198101

# Submission time Handle Problem Language Result Execution time Memory
198101 2020-01-24T17:41:12 Z Andrei_Cotor Paths (BOI18_paths) C++14
100 / 100
 471 ms 56824 KB 
#include<iostream>
#include<vector>

using namespace std;

long long Dp[35][300005];
int Col[300005];
vector<int> A[300005];

int main()
{
    ios::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);

    int n,m,k;
    cin>>n>>m>>k;

    for(int i=1; i<=n; i++)
    {
        cin>>Col[i];
        Col[i]--;
        Dp[1<<Col[i]][i]=1;
    }

    for(int i=1; i<=m; i++)
    {
        int x,y;
        cin>>x>>y;

        A[x].push_back(y);
        A[y].push_back(x);
    }

    long long rez=0;
    for(int conf=1; conf<(1<<k); conf++)  //tot timpul o sa parcurg config din care se poate obtine conf inainte de conf
    {
        for(int i=1; i<=n; i++)
        {
            if(Dp[conf][i]==0)
                continue;

            rez+=Dp[conf][i];

            for(auto other:A[i])
            {
                if(conf&(1<<Col[other]))
                    continue;
                Dp[conf^(1<<Col[other])][other]+=Dp[conf][i];
            }
        }
    }

    cout<<rez-n<<"\n";
    return 0;
}

Subtask #1
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 7544 KB Output is correct
2 Correct 9 ms 7544 KB Output is correct
3 Correct 11 ms 7436 KB Output is correct
4 Correct 10 ms 7400 KB Output is correct
5 Correct 9 ms 7416 KB Output is correct
6 Correct 15 ms 7416 KB Output is correct
7 Correct 10 ms 7544 KB Output is correct
8 Correct 11 ms 7544 KB Output is correct
9 Correct 11 ms 7416 KB Output is correct
10 Correct 12 ms 7516 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 116 ms 14144 KB Output is correct
2 Correct 88 ms 13256 KB Output is correct
3 Correct 352 ms 37944 KB Output is correct
4 Correct 158 ms 16120 KB Output is correct
5 Correct 151 ms 15608 KB Output is correct
6 Correct 276 ms 30440 KB Output is correct
7 Correct 469 ms 38068 KB Output is correct
8 Correct 381 ms 38664 KB Output is correct

Subtask #3
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 7544 KB Output is correct
2 Correct 9 ms 7544 KB Output is correct
3 Correct 11 ms 7436 KB Output is correct
4 Correct 10 ms 7400 KB Output is correct
5 Correct 9 ms 7416 KB Output is correct
6 Correct 15 ms 7416 KB Output is correct
7 Correct 10 ms 7544 KB Output is correct
8 Correct 11 ms 7544 KB Output is correct
9 Correct 11 ms 7416 KB Output is correct
10 Correct 12 ms 7516 KB Output is correct
11 Correct 116 ms 14144 KB Output is correct
12 Correct 88 ms 13256 KB Output is correct
13 Correct 352 ms 37944 KB Output is correct
14 Correct 158 ms 16120 KB Output is correct
15 Correct 151 ms 15608 KB Output is correct
16 Correct 276 ms 30440 KB Output is correct
17 Correct 469 ms 38068 KB Output is correct
18 Correct 381 ms 38664 KB Output is correct
19 Correct 113 ms 14328 KB Output is correct
20 Correct 91 ms 13188 KB Output is correct
21 Correct 368 ms 38040 KB Output is correct
22 Correct 215 ms 16120 KB Output is correct
23 Correct 154 ms 15608 KB Output is correct
24 Correct 274 ms 30404 KB Output is correct
25 Correct 392 ms 38008 KB Output is correct
26 Correct 386 ms 38512 KB Output is correct
27 Correct 107 ms 13432 KB Output is correct
28 Correct 139 ms 15736 KB Output is correct
29 Correct 465 ms 56704 KB Output is correct
30 Correct 334 ms 35568 KB Output is correct
31 Correct 348 ms 33400 KB Output is correct
32 Correct 471 ms 56824 KB Output is correct
33 Correct 9 ms 7544 KB Output is correct
34 Correct 8 ms 7544 KB Output is correct
35 Correct 9 ms 7416 KB Output is correct
36 Correct 9 ms 7416 KB Output is correct
37 Correct 9 ms 7416 KB Output is correct
38 Correct 7 ms 7544 KB Output is correct
39 Correct 9 ms 7588 KB Output is correct
40 Correct 7 ms 7544 KB Output is correct
41 Correct 9 ms 7544 KB Output is correct
42 Correct 9 ms 7416 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 7576 KB Output is correct
2 Correct 52 ms 9600 KB Output is correct
3 Correct 35 ms 9340 KB Output is correct
4 Correct 103 ms 17432 KB Output is correct
5 Correct 79 ms 17384 KB Output is correct
6 Correct 146 ms 36320 KB Output is correct
7 Correct 42 ms 9208 KB Output is correct
8 Correct 129 ms 23688 KB Output is correct
9 Correct 92 ms 20592 KB Output is correct
10 Correct 118 ms 19748 KB Output is correct
11 Correct 120 ms 22876 KB Output is correct
12 Correct 132 ms 18932 KB Output is correct
13 Correct 104 ms 19572 KB Output is correct
14 Correct 171 ms 36484 KB Output is correct
15 Correct 150 ms 36600 KB Output is correct
16 Correct 9 ms 7544 KB Output is correct
17 Correct 9 ms 7544 KB Output is correct
18 Correct 8 ms 7492 KB Output is correct
19 Correct 9 ms 7416 KB Output is correct
20 Correct 9 ms 7416 KB Output is correct
21 Correct 9 ms 7544 KB Output is correct
22 Correct 9 ms 7672 KB Output is correct
23 Correct 9 ms 7416 KB Output is correct
24 Correct 9 ms 7544 KB Output is correct
25 Correct 9 ms 7388 KB Output is correct