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Submission #537880

# Submission time Handle Problem Language Result Execution time Memory
537880 2022-03-15T18:42:36 Z __Variatto Paths (BOI18_paths) C++17
100 / 100
 402 ms 57764 KB 
#include <bits/stdc++.h>
using namespace std;
#define pb push_back
#define fi first
#define se second
#define ll long long
const int MAX=3e5+10, K=1<<5;
ll n, m, k, dp[K+2][MAX], kol[MAX];
vector<int>g[MAX];
int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0), cout.tie(0);
    cin>>n>>m>>k;
    for(int i=1; i<=n; i++)
        cin>>kol[i];
    for(int i=1; i<=m; i++){
        int a,b;
        cin>>a>>b;
        g[a].pb(b), g[b].pb(a);
    }
    ll wyn=0;
    for(int i=1; i<(1<<k); i++){
        for(int v=1; v<=n; v++){
            if(!(i&(1<<(kol[v]-1)))) continue;
            if(__builtin_popcount(i)==1)
                dp[i][v]=1;
            //cout<<i<<" "<<kol[v]<<"\n";
            for(auto s:g[v])
                dp[i][v]+=dp[i-(1<<(kol[v]-1))][s];
            if(__builtin_popcount(i)>1)
                wyn+=dp[i][v];
        }
    }
    cout<<wyn<<"\n";
}

Subtask #1
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 7380 KB Output is correct
2 Correct 4 ms 7508 KB Output is correct
3 Correct 4 ms 7380 KB Output is correct
4 Correct 4 ms 7380 KB Output is correct
5 Correct 4 ms 7380 KB Output is correct
6 Correct 5 ms 7508 KB Output is correct
7 Correct 4 ms 7508 KB Output is correct
8 Correct 4 ms 7508 KB Output is correct
9 Correct 4 ms 7380 KB Output is correct
10 Correct 4 ms 7356 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 89 ms 11372 KB Output is correct
2 Correct 61 ms 10956 KB Output is correct
3 Correct 256 ms 38244 KB Output is correct
4 Correct 106 ms 15988 KB Output is correct
5 Correct 109 ms 15608 KB Output is correct
6 Correct 201 ms 31084 KB Output is correct
7 Correct 316 ms 39000 KB Output is correct
8 Correct 281 ms 39600 KB Output is correct

Subtask #3
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 7380 KB Output is correct
2 Correct 4 ms 7508 KB Output is correct
3 Correct 4 ms 7380 KB Output is correct
4 Correct 4 ms 7380 KB Output is correct
5 Correct 4 ms 7380 KB Output is correct
6 Correct 5 ms 7508 KB Output is correct
7 Correct 4 ms 7508 KB Output is correct
8 Correct 4 ms 7508 KB Output is correct
9 Correct 4 ms 7380 KB Output is correct
10 Correct 4 ms 7356 KB Output is correct
11 Correct 89 ms 11372 KB Output is correct
12 Correct 61 ms 10956 KB Output is correct
13 Correct 256 ms 38244 KB Output is correct
14 Correct 106 ms 15988 KB Output is correct
15 Correct 109 ms 15608 KB Output is correct
16 Correct 201 ms 31084 KB Output is correct
17 Correct 316 ms 39000 KB Output is correct
18 Correct 281 ms 39600 KB Output is correct
19 Correct 71 ms 14176 KB Output is correct
20 Correct 71 ms 13276 KB Output is correct
21 Correct 288 ms 39016 KB Output is correct
22 Correct 112 ms 16108 KB Output is correct
23 Correct 113 ms 15580 KB Output is correct
24 Correct 184 ms 31092 KB Output is correct
25 Correct 281 ms 38964 KB Output is correct
26 Correct 313 ms 39664 KB Output is correct
27 Correct 52 ms 13452 KB Output is correct
28 Correct 68 ms 15724 KB Output is correct
29 Correct 402 ms 57764 KB Output is correct
30 Correct 210 ms 36112 KB Output is correct
31 Correct 229 ms 34948 KB Output is correct
32 Correct 397 ms 57728 KB Output is correct
33 Correct 4 ms 7508 KB Output is correct
34 Correct 5 ms 7524 KB Output is correct
35 Correct 4 ms 7380 KB Output is correct
36 Correct 4 ms 7376 KB Output is correct
37 Correct 4 ms 7380 KB Output is correct
38 Correct 5 ms 7512 KB Output is correct
39 Correct 5 ms 7508 KB Output is correct
40 Correct 5 ms 7496 KB Output is correct
41 Correct 4 ms 7380 KB Output is correct
42 Correct 5 ms 7380 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 7508 KB Output is correct
2 Correct 19 ms 8772 KB Output is correct
3 Correct 17 ms 8456 KB Output is correct
4 Correct 56 ms 16392 KB Output is correct
5 Correct 45 ms 17200 KB Output is correct
6 Correct 173 ms 35420 KB Output is correct
7 Correct 30 ms 8676 KB Output is correct
8 Correct 93 ms 22676 KB Output is correct
9 Correct 57 ms 23508 KB Output is correct
10 Correct 71 ms 22624 KB Output is correct
11 Correct 64 ms 21860 KB Output is correct
12 Correct 101 ms 27368 KB Output is correct
13 Correct 77 ms 20764 KB Output is correct
14 Correct 126 ms 35384 KB Output is correct
15 Correct 134 ms 35408 KB Output is correct
16 Correct 5 ms 7380 KB Output is correct
17 Correct 6 ms 7508 KB Output is correct
18 Correct 4 ms 7448 KB Output is correct
19 Correct 4 ms 7380 KB Output is correct
20 Correct 4 ms 7380 KB Output is correct
21 Correct 4 ms 7508 KB Output is correct
22 Correct 4 ms 7508 KB Output is correct
23 Correct 6 ms 7508 KB Output is correct
24 Correct 4 ms 7380 KB Output is correct
25 Correct 4 ms 7380 KB Output is correct