oj.uz

Submission #750843

# Submission time Handle Problem Language Result Execution time Memory
750843 2023-05-30T11:34:48 Z inventiontime Digital Circuit (IOI22_circuit) C++17
18 / 100
 15 ms 2880 KB 
#include "circuit.h"

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

#define pb push_back
#define re resize
#define ff first
#define ss second

#define all(x) (x).begin(), (x).end()
#define all1(x) (x).begin()+1, (x).end()
#define loop(i, n) for(int i = 0; i < n; i++)
#define loop1(i, n) for(int i = 1; i <= n; i++)

#define print(x) cout << #x << ": " << x << endl << flush

template<class T> bool ckmin(T&a, T b) { bool B = a > b; a = min(a, b); return B; }
template<class T> bool ckmax(T&a, T b) { bool B = a < b; a = max(a, b); return B; }

typedef long long ll;
typedef vector<ll> vl;
typedef vector<int> vi;

const int mod = 1e9+2022;
const int maxn = 1e3+5;

int n, m;
vi p, a;
vi adj[maxn];

void init(int N, int M, vi P, vi A) {
    n = N; m = M; p = P; a = A;
    loop(i, n+m) if(i)
        adj[p[i]].pb(i);
}

int count_ways(int l, int r) {

    for(int i = l-n; i <= r-n; i++) a[i] = !a[i];

    ll res = 0;

    vl ways1(n+m);
    vl ways0(n+m);

    auto dfs = [&] (int u, auto dfs) -> void {
        if(n-1 < u) {
            ways0[u] = !a[u-n];
            ways1[u] = a[u-n];
            return;
        }

        ll c = adj[u].size();
        vl dp(c+1);
        ll cnt = 0;
        dp[0] = 1;
        for(auto v : adj[u]) {
            dfs(v, dfs);
            cnt++;
            for(int i = cnt; i > 0; i--) 
                dp[i] = (ways0[v] * dp[i]
                      + ways1[v] * dp[i-1]) % mod;
            dp[0] = (ways0[v] * dp[0]) % mod;
        }
        loop(i, c+1) {
            ways1[u] += dp[i] * i;
            ways1[u] %= mod;
            ways0[u] += dp[i] * (c-i);
            ways0[u] %= mod;
        }
    };
    dfs(0, dfs);

    res = ways1[0];
    return res;

}

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 208 KB Output is correct
2 Correct 0 ms 208 KB Output is correct
3 Correct 5 ms 336 KB Output is correct
4 Correct 5 ms 336 KB Output is correct
5 Correct 6 ms 336 KB Output is correct
6 Correct 6 ms 336 KB Output is correct
7 Correct 5 ms 336 KB Output is correct
8 Correct 6 ms 336 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 1 ms 316 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 336 KB Output is correct
8 Correct 1 ms 336 KB Output is correct
9 Correct 1 ms 336 KB Output is correct
10 Correct 2 ms 464 KB Output is correct
11 Correct 2 ms 464 KB Output is correct
12 Correct 1 ms 336 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 208 KB Output is correct
2 Correct 0 ms 208 KB Output is correct
3 Correct 5 ms 336 KB Output is correct
4 Correct 5 ms 336 KB Output is correct
5 Correct 6 ms 336 KB Output is correct
6 Correct 6 ms 336 KB Output is correct
7 Correct 5 ms 336 KB Output is correct
8 Correct 6 ms 336 KB Output is correct
9 Correct 1 ms 208 KB Output is correct
10 Correct 1 ms 316 KB Output is correct
11 Correct 1 ms 336 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 ms 384 KB Output is correct
14 Correct 1 ms 336 KB Output is correct
15 Correct 1 ms 336 KB Output is correct
16 Correct 1 ms 336 KB Output is correct
17 Correct 1 ms 336 KB Output is correct
18 Correct 2 ms 464 KB Output is correct
19 Correct 2 ms 464 KB Output is correct
20 Correct 1 ms 336 KB Output is correct
21 Correct 1 ms 336 KB Output is correct
22 Correct 1 ms 336 KB Output is correct
23 Correct 1 ms 336 KB Output is correct
24 Correct 1 ms 336 KB Output is correct
25 Correct 1 ms 336 KB Output is correct
26 Correct 1 ms 376 KB Output is correct
27 Correct 1 ms 336 KB Output is correct
28 Correct 1 ms 336 KB Output is correct
29 Correct 8 ms 336 KB Output is correct
30 Correct 5 ms 336 KB Output is correct
31 Correct 1 ms 464 KB Output is correct
32 Correct 1 ms 336 KB Output is correct
33 Correct 1 ms 336 KB Output is correct
34 Correct 1 ms 336 KB Output is correct
35 Correct 2 ms 336 KB Output is correct
36 Correct 1 ms 464 KB Output is correct
37 Correct 6 ms 592 KB Output is correct
38 Correct 6 ms 464 KB Output is correct
39 Correct 1 ms 464 KB Output is correct
40 Correct 1 ms 336 KB Output is correct
41 Correct 1 ms 336 KB Output is correct
42 Correct 1 ms 336 KB Output is correct

Subtask #4
0 / 4.0

# Verdict Execution time Memory Grader output
1 Runtime error 15 ms 2880 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #5
0 / 12.0

# Verdict Execution time Memory Grader output
1 Runtime error 15 ms 2880 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #6
0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 1 ms 316 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 336 KB Output is correct
8 Correct 1 ms 336 KB Output is correct
9 Correct 1 ms 336 KB Output is correct
10 Correct 2 ms 464 KB Output is correct
11 Correct 2 ms 464 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Runtime error 15 ms 2880 KB Execution killed with signal 11
14 Halted 0 ms 0 KB -

Subtask #7
0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 208 KB Output is correct
2 Correct 0 ms 208 KB Output is correct
3 Correct 5 ms 336 KB Output is correct
4 Correct 5 ms 336 KB Output is correct
5 Correct 6 ms 336 KB Output is correct
6 Correct 6 ms 336 KB Output is correct
7 Correct 5 ms 336 KB Output is correct
8 Correct 6 ms 336 KB Output is correct
9 Correct 1 ms 208 KB Output is correct
10 Correct 1 ms 316 KB Output is correct
11 Correct 1 ms 336 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 ms 384 KB Output is correct
14 Correct 1 ms 336 KB Output is correct
15 Correct 1 ms 336 KB Output is correct
16 Correct 1 ms 336 KB Output is correct
17 Correct 1 ms 336 KB Output is correct
18 Correct 2 ms 464 KB Output is correct
19 Correct 2 ms 464 KB Output is correct
20 Correct 1 ms 336 KB Output is correct
21 Correct 1 ms 336 KB Output is correct
22 Correct 1 ms 336 KB Output is correct
23 Correct 1 ms 336 KB Output is correct
24 Correct 1 ms 336 KB Output is correct
25 Correct 1 ms 336 KB Output is correct
26 Correct 1 ms 376 KB Output is correct
27 Correct 1 ms 336 KB Output is correct
28 Correct 1 ms 336 KB Output is correct
29 Correct 8 ms 336 KB Output is correct
30 Correct 5 ms 336 KB Output is correct
31 Correct 1 ms 464 KB Output is correct
32 Correct 1 ms 336 KB Output is correct
33 Correct 1 ms 336 KB Output is correct
34 Correct 1 ms 336 KB Output is correct
35 Correct 2 ms 336 KB Output is correct
36 Correct 1 ms 464 KB Output is correct
37 Correct 6 ms 592 KB Output is correct
38 Correct 6 ms 464 KB Output is correct
39 Correct 1 ms 464 KB Output is correct
40 Correct 1 ms 336 KB Output is correct
41 Correct 1 ms 336 KB Output is correct
42 Correct 1 ms 336 KB Output is correct
43 Runtime error 2 ms 560 KB Execution killed with signal 11
44 Halted 0 ms 0 KB -

Subtask #8
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 208 KB Output is correct
2 Correct 0 ms 208 KB Output is correct
3 Correct 5 ms 336 KB Output is correct
4 Correct 5 ms 336 KB Output is correct
5 Correct 6 ms 336 KB Output is correct
6 Correct 6 ms 336 KB Output is correct
7 Correct 5 ms 336 KB Output is correct
8 Correct 6 ms 336 KB Output is correct
9 Correct 1 ms 208 KB Output is correct
10 Correct 1 ms 316 KB Output is correct
11 Correct 1 ms 336 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 ms 384 KB Output is correct
14 Correct 1 ms 336 KB Output is correct
15 Correct 1 ms 336 KB Output is correct
16 Correct 1 ms 336 KB Output is correct
17 Correct 1 ms 336 KB Output is correct
18 Correct 2 ms 464 KB Output is correct
19 Correct 2 ms 464 KB Output is correct
20 Correct 1 ms 336 KB Output is correct
21 Correct 1 ms 336 KB Output is correct
22 Correct 1 ms 336 KB Output is correct
23 Correct 1 ms 336 KB Output is correct
24 Correct 1 ms 336 KB Output is correct
25 Correct 1 ms 336 KB Output is correct
26 Correct 1 ms 376 KB Output is correct
27 Correct 1 ms 336 KB Output is correct
28 Correct 1 ms 336 KB Output is correct
29 Correct 8 ms 336 KB Output is correct
30 Correct 5 ms 336 KB Output is correct
31 Correct 1 ms 464 KB Output is correct
32 Correct 1 ms 336 KB Output is correct
33 Correct 1 ms 336 KB Output is correct
34 Correct 1 ms 336 KB Output is correct
35 Correct 2 ms 336 KB Output is correct
36 Correct 1 ms 464 KB Output is correct
37 Correct 6 ms 592 KB Output is correct
38 Correct 6 ms 464 KB Output is correct
39 Correct 1 ms 464 KB Output is correct
40 Correct 1 ms 336 KB Output is correct
41 Correct 1 ms 336 KB Output is correct
42 Correct 1 ms 336 KB Output is correct
43 Runtime error 15 ms 2880 KB Execution killed with signal 11
44 Halted 0 ms 0 KB -