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Submission #399353

# Submission time Handle Problem Language Result Execution time Memory
399353 2021-05-05T15:35:47 Z iulia13 Paths (BOI18_paths) C++14
100 / 100
 1012 ms 66848 KB 
#include <iostream>
#include <vector>
using namespace std;
#define ll long long
const int nmax = 3e5 + 5;
int color[nmax];
vector<vector<ll>> dp;
vector <int> g[nmax];
///dp[nod][msk] -> din nodul nod un lant care are culorile din msk o sg data
ll dfs(ll nod, ll msk = 0)
{
    if (dp[nod][msk] != -1)
        return dp[nod][msk];
    if (msk & (1 << color[nod]))
    {
        dp[nod][msk] = 0;
        return 0;
    }
    dp[nod][msk] = 1;
    for (auto x : g[nod])
        dp[nod][msk] += dfs(x, msk + (1 << color[nod]));
    return dp[nod][msk];
}
int main()
{
    int n, m, k, i;
    ll ans = 0;
    cin >> n >> m >> k;
    for (i = 0; i < n; i++)
        cin >> color[i], color[i]--;
    while(m--)
    {
        int a, b;
        cin >> a >> b;
        a--; b--;
        g[a].push_back(b);
        g[b].push_back(a);
    }
    dp.resize(n);
    for (i = 0; i < n; i++)
        dp[i].resize((1 << k), -1);
    for (i = 0; i < n; i++)
        ans += dfs(i);
    cout << ans - n;
    return 0;
}

Subtask #1
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 7244 KB Output is correct
2 Correct 5 ms 7244 KB Output is correct
3 Correct 6 ms 7244 KB Output is correct
4 Correct 6 ms 7244 KB Output is correct
5 Correct 5 ms 7244 KB Output is correct
6 Correct 6 ms 7244 KB Output is correct
7 Correct 6 ms 7360 KB Output is correct
8 Correct 6 ms 7244 KB Output is correct
9 Correct 5 ms 7244 KB Output is correct
10 Correct 5 ms 7244 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 221 ms 11320 KB Output is correct
2 Correct 163 ms 11244 KB Output is correct
3 Correct 720 ms 47812 KB Output is correct
4 Correct 259 ms 13968 KB Output is correct
5 Correct 269 ms 13444 KB Output is correct
6 Correct 612 ms 35944 KB Output is correct
7 Correct 775 ms 47796 KB Output is correct
8 Correct 685 ms 48360 KB Output is correct

Subtask #3
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 7244 KB Output is correct
2 Correct 5 ms 7244 KB Output is correct
3 Correct 6 ms 7244 KB Output is correct
4 Correct 6 ms 7244 KB Output is correct
5 Correct 5 ms 7244 KB Output is correct
6 Correct 6 ms 7244 KB Output is correct
7 Correct 6 ms 7360 KB Output is correct
8 Correct 6 ms 7244 KB Output is correct
9 Correct 5 ms 7244 KB Output is correct
10 Correct 5 ms 7244 KB Output is correct
11 Correct 221 ms 11320 KB Output is correct
12 Correct 163 ms 11244 KB Output is correct
13 Correct 720 ms 47812 KB Output is correct
14 Correct 259 ms 13968 KB Output is correct
15 Correct 269 ms 13444 KB Output is correct
16 Correct 612 ms 35944 KB Output is correct
17 Correct 775 ms 47796 KB Output is correct
18 Correct 685 ms 48360 KB Output is correct
19 Correct 203 ms 11448 KB Output is correct
20 Correct 165 ms 11532 KB Output is correct
21 Correct 733 ms 47808 KB Output is correct
22 Correct 281 ms 13928 KB Output is correct
23 Correct 222 ms 13372 KB Output is correct
24 Correct 573 ms 35980 KB Output is correct
25 Correct 724 ms 47856 KB Output is correct
26 Correct 624 ms 48456 KB Output is correct
27 Correct 186 ms 11448 KB Output is correct
28 Correct 256 ms 13288 KB Output is correct
29 Correct 1012 ms 66716 KB Output is correct
30 Correct 834 ms 39020 KB Output is correct
31 Correct 851 ms 39168 KB Output is correct
32 Correct 914 ms 66848 KB Output is correct
33 Correct 5 ms 7244 KB Output is correct
34 Correct 5 ms 7372 KB Output is correct
35 Correct 5 ms 7244 KB Output is correct
36 Correct 5 ms 7348 KB Output is correct
37 Correct 5 ms 7244 KB Output is correct
38 Correct 6 ms 7244 KB Output is correct
39 Correct 6 ms 7344 KB Output is correct
40 Correct 5 ms 7244 KB Output is correct
41 Correct 5 ms 7244 KB Output is correct
42 Correct 5 ms 7244 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 7248 KB Output is correct
2 Correct 81 ms 9136 KB Output is correct
3 Correct 58 ms 9020 KB Output is correct
4 Correct 198 ms 21272 KB Output is correct
5 Correct 159 ms 22084 KB Output is correct
6 Correct 308 ms 40176 KB Output is correct
7 Correct 64 ms 9024 KB Output is correct
8 Correct 252 ms 27612 KB Output is correct
9 Correct 171 ms 28280 KB Output is correct
10 Correct 213 ms 28168 KB Output is correct
11 Correct 263 ms 24512 KB Output is correct
12 Correct 183 ms 32756 KB Output is correct
13 Correct 247 ms 24528 KB Output is correct
14 Correct 315 ms 40144 KB Output is correct
15 Correct 225 ms 40232 KB Output is correct
16 Correct 5 ms 7244 KB Output is correct
17 Correct 5 ms 7276 KB Output is correct
18 Correct 5 ms 7244 KB Output is correct
19 Correct 5 ms 7344 KB Output is correct
20 Correct 4 ms 7244 KB Output is correct
21 Correct 5 ms 7244 KB Output is correct
22 Correct 5 ms 7312 KB Output is correct
23 Correct 5 ms 7372 KB Output is correct
24 Correct 5 ms 7244 KB Output is correct
25 Correct 5 ms 7244 KB Output is correct