Submission #932407

# Submission time Handle Problem Language Result Execution time Memory
932407 2024-02-23T09:44:27 Z a_l_i_r_e_z_a Amusement Park (CEOI19_amusementpark) C++17
42 / 100
2403 ms 35400 KB
// In the name of God
// Hope is last to die

#include <bits/stdc++.h>
using namespace std;

typedef long long ll;
typedef long double ld;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;

#define pb push_back
#define int long long
#define S second
#define F first
#define mp make_pair
#define smax(x, y) (x) = max((x), (y))
#define smin(x, y) (x) = min((x), (y))
#define all(x) (x).begin(), (x).end()
#define len(x) ((int)(x).size())

const int maxn = 11;
const int inf = 1e9 + 7, mod = 998244353;
int n, m, in[maxn], deg[maxn];
vector<int> adj[maxn], g[maxn];
int a[] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10};
set<int> st;

int32_t main()
{
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);

    cin >> n >> m;
    for(int i = 0; i < m; i++){
        int u, v; cin >> u >> v;
        adj[u].pb(v);
    }
    vector<int> A;
    do{
        for(int i = 0; i < n; i++){
            in[a[i]] = i;
            deg[i + 1] = 0;
            g[i + 1].clear();
        }
        for(int i = 1; i <= n; i++){
            for(auto u: adj[i]){
                if(in[i] > in[u]){
                    g[u].pb(i);
                    deg[i]++;
                }
                else{
                    g[i].pb(u);
                    deg[u]++;
                }
            }
        }
        for(int i = 1; i <= n; i++) if(!deg[i]) st.insert(i);
        int x = 0;
        while(st.size()){
            int v = (*st.begin());
            x *= 10;
            x += v - 1;
            st.erase(st.begin());
            for(auto u: g[v]){
                deg[u]--;
                if(!deg[u]) st.insert(u);
            }
        }
        A.pb(x);
    } while (next_permutation(a, a + n));
    sort(all(A));
    A.resize(unique(all(A)) - A.begin());
    ll ans = 0;
    for(auto &per: A){
        for(int i = 0; i < n; i++){
            in[per % 10 + 1] = n - i;
            per /= 10;
        }
        for(int i = 1; i <= n; i++){
            for(auto u: adj[i]) if(in[u] < in[i]) ans++;
        }
    }
    cout << ((ans) % mod) << '\n';

    return 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 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 0 ms 348 KB Output is correct
# 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 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 0 ms 348 KB Output is correct
9 Correct 1 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 0 ms 600 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 344 KB Output is correct
15 Correct 0 ms 344 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 1 ms 460 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
# 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 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 0 ms 348 KB Output is correct
9 Correct 1 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 0 ms 600 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 344 KB Output is correct
15 Correct 0 ms 344 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 1 ms 460 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 2 ms 344 KB Output is correct
26 Correct 2 ms 344 KB Output is correct
27 Correct 3 ms 348 KB Output is correct
28 Correct 2 ms 348 KB Output is correct
29 Correct 3 ms 348 KB Output is correct
30 Correct 3 ms 468 KB Output is correct
31 Correct 3 ms 348 KB Output is correct
32 Correct 14 ms 1228 KB Output is correct
33 Correct 15 ms 992 KB Output is correct
34 Correct 17 ms 868 KB Output is correct
35 Correct 17 ms 1004 KB Output is correct
36 Correct 19 ms 988 KB Output is correct
37 Correct 26 ms 992 KB Output is correct
38 Correct 22 ms 992 KB Output is correct
39 Correct 140 ms 4808 KB Output is correct
40 Correct 150 ms 5100 KB Output is correct
41 Correct 153 ms 4996 KB Output is correct
42 Correct 170 ms 4808 KB Output is correct
43 Correct 173 ms 5352 KB Output is correct
44 Correct 177 ms 5572 KB Output is correct
45 Correct 188 ms 5116 KB Output is correct
46 Correct 213 ms 5916 KB Output is correct
47 Correct 217 ms 5320 KB Output is correct
48 Correct 147 ms 4764 KB Output is correct
49 Correct 189 ms 6644 KB Output is correct
50 Correct 158 ms 5064 KB Output is correct
51 Correct 156 ms 5172 KB Output is correct
52 Correct 1604 ms 34320 KB Output is correct
53 Correct 1634 ms 33936 KB Output is correct
54 Correct 1710 ms 34360 KB Output is correct
55 Correct 1776 ms 35208 KB Output is correct
56 Correct 1921 ms 34220 KB Output is correct
57 Correct 1968 ms 34224 KB Output is correct
58 Correct 2119 ms 35400 KB Output is correct
59 Correct 2251 ms 34304 KB Output is correct
60 Correct 2403 ms 35036 KB Output is correct
61 Correct 1658 ms 33696 KB Output is correct
62 Correct 1713 ms 34348 KB Output is correct
63 Correct 1712 ms 34468 KB Output is correct
64 Correct 1763 ms 34276 KB Output is correct
# 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 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 0 ms 348 KB Output is correct
9 Correct 1 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 0 ms 600 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 344 KB Output is correct
15 Correct 0 ms 344 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 1 ms 460 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 2 ms 344 KB Output is correct
26 Correct 2 ms 344 KB Output is correct
27 Correct 3 ms 348 KB Output is correct
28 Correct 2 ms 348 KB Output is correct
29 Correct 3 ms 348 KB Output is correct
30 Correct 3 ms 468 KB Output is correct
31 Correct 3 ms 348 KB Output is correct
32 Correct 14 ms 1228 KB Output is correct
33 Correct 15 ms 992 KB Output is correct
34 Correct 17 ms 868 KB Output is correct
35 Correct 17 ms 1004 KB Output is correct
36 Correct 19 ms 988 KB Output is correct
37 Correct 26 ms 992 KB Output is correct
38 Correct 22 ms 992 KB Output is correct
39 Correct 140 ms 4808 KB Output is correct
40 Correct 150 ms 5100 KB Output is correct
41 Correct 153 ms 4996 KB Output is correct
42 Correct 170 ms 4808 KB Output is correct
43 Correct 173 ms 5352 KB Output is correct
44 Correct 177 ms 5572 KB Output is correct
45 Correct 188 ms 5116 KB Output is correct
46 Correct 213 ms 5916 KB Output is correct
47 Correct 217 ms 5320 KB Output is correct
48 Correct 147 ms 4764 KB Output is correct
49 Correct 189 ms 6644 KB Output is correct
50 Correct 158 ms 5064 KB Output is correct
51 Correct 156 ms 5172 KB Output is correct
52 Correct 1604 ms 34320 KB Output is correct
53 Correct 1634 ms 33936 KB Output is correct
54 Correct 1710 ms 34360 KB Output is correct
55 Correct 1776 ms 35208 KB Output is correct
56 Correct 1921 ms 34220 KB Output is correct
57 Correct 1968 ms 34224 KB Output is correct
58 Correct 2119 ms 35400 KB Output is correct
59 Correct 2251 ms 34304 KB Output is correct
60 Correct 2403 ms 35036 KB Output is correct
61 Correct 1658 ms 33696 KB Output is correct
62 Correct 1713 ms 34348 KB Output is correct
63 Correct 1712 ms 34468 KB Output is correct
64 Correct 1763 ms 34276 KB Output is correct
65 Runtime error 1 ms 348 KB Execution killed with signal 11
66 Halted 0 ms 0 KB -
# 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 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 0 ms 348 KB Output is correct
9 Correct 1 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 0 ms 600 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 344 KB Output is correct
15 Correct 0 ms 344 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 1 ms 460 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 2 ms 344 KB Output is correct
26 Correct 2 ms 344 KB Output is correct
27 Correct 3 ms 348 KB Output is correct
28 Correct 2 ms 348 KB Output is correct
29 Correct 3 ms 348 KB Output is correct
30 Correct 3 ms 468 KB Output is correct
31 Correct 3 ms 348 KB Output is correct
32 Correct 14 ms 1228 KB Output is correct
33 Correct 15 ms 992 KB Output is correct
34 Correct 17 ms 868 KB Output is correct
35 Correct 17 ms 1004 KB Output is correct
36 Correct 19 ms 988 KB Output is correct
37 Correct 26 ms 992 KB Output is correct
38 Correct 22 ms 992 KB Output is correct
39 Correct 140 ms 4808 KB Output is correct
40 Correct 150 ms 5100 KB Output is correct
41 Correct 153 ms 4996 KB Output is correct
42 Correct 170 ms 4808 KB Output is correct
43 Correct 173 ms 5352 KB Output is correct
44 Correct 177 ms 5572 KB Output is correct
45 Correct 188 ms 5116 KB Output is correct
46 Correct 213 ms 5916 KB Output is correct
47 Correct 217 ms 5320 KB Output is correct
48 Correct 147 ms 4764 KB Output is correct
49 Correct 189 ms 6644 KB Output is correct
50 Correct 158 ms 5064 KB Output is correct
51 Correct 156 ms 5172 KB Output is correct
52 Correct 1604 ms 34320 KB Output is correct
53 Correct 1634 ms 33936 KB Output is correct
54 Correct 1710 ms 34360 KB Output is correct
55 Correct 1776 ms 35208 KB Output is correct
56 Correct 1921 ms 34220 KB Output is correct
57 Correct 1968 ms 34224 KB Output is correct
58 Correct 2119 ms 35400 KB Output is correct
59 Correct 2251 ms 34304 KB Output is correct
60 Correct 2403 ms 35036 KB Output is correct
61 Correct 1658 ms 33696 KB Output is correct
62 Correct 1713 ms 34348 KB Output is correct
63 Correct 1712 ms 34468 KB Output is correct
64 Correct 1763 ms 34276 KB Output is correct
65 Runtime error 1 ms 348 KB Execution killed with signal 11
66 Halted 0 ms 0 KB -