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Submission #1056625

# Submission time Handle Problem Language Result Execution time Memory
1056625 2024-08-13T10:23:07 Z vjudge1 Digital Circuit (IOI22_circuit) C++17
46 / 100
 3000 ms 4184 KB 
#include "circuit.h"

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

using vi = vector<int>;
using ll = long long;
using vll = vector<ll>;
const int MOD = 1e9 + 2022;

vi W, A;
int n0;

void init(int n, int m, vi P, vi A0) {
    n0 = n;
    A = A0;
    vector<vi> G(n + m);
    vi NR(n + m, 0);
    for(int i = 1; i < n + m; ++i) {
        G[P[i]].push_back(i);
    }

    function<void(int)> dfs0 = [&](int u) {
        NR[u] = 1;
        if(u >= n) {
            return;
        }
        for(auto it : G[u]) {
            dfs0(it);
            NR[u] = 1ll * NR[u] * NR[it] % MOD;
        }
        NR[u] = 1ll * NR[u] * G[u].size() % MOD;
    };
    dfs0(0);

    W.resize(m, 0);
    function<void(int, int)> dfs = [&](int u, int v) {
        if(u >= n) {
            W[u - n] = v;
            return;
        }
        vi Pref, Suf;
        for(auto it : G[u]) {
            Pref.push_back(NR[it]);
            Suf.push_back(NR[it]);
        }
        int nr = Pref.size();
        for(int i = 1; i < nr; ++i)
            Pref[i] = 1ll * Pref[i - 1] * Pref[i] % MOD;
        for(int i = nr - 2; i >= 0; --i)
            Suf[i] = 1ll * Suf[i + 1] * Suf[i] % MOD;
        for(int i = 0; i < nr; ++i) {
            ll f = 1;
            if(i) f *= Pref[i - 1];
            if(i + 1 < nr) f *= Suf[i + 1];
            f %= MOD;
            dfs(G[u][i], f * v % MOD);
        }
    };
    dfs(0, 1);
}

int count_ways(int l, int r) {
    l -= n0; r -= n0;
    for(int i = l; i <= r; ++i) {
        A[i] ^= 1;
    }
    ll re = 0;
    for(int i = 0; i < W.size(); ++i) {
        re += 1ll * W[i] * A[i] % MOD;
        re %= MOD;
    }
    return re;
}

Compilation message

circuit.cpp: In function 'int count_ways(int, int)':
circuit.cpp:69:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   69 |     for(int i = 0; i < W.size(); ++i) {
      |                    ~~^~~~~~~~~~

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 1 ms 344 KB Output is correct
10 Correct 1 ms 696 KB Output is correct
11 Correct 1 ms 600 KB Output is correct
12 Correct 0 ms 344 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 0 ms 344 KB Output is correct
13 Correct 0 ms 344 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 0 ms 344 KB Output is correct
16 Correct 0 ms 344 KB Output is correct
17 Correct 1 ms 344 KB Output is correct
18 Correct 1 ms 696 KB Output is correct
19 Correct 1 ms 600 KB Output is correct
20 Correct 0 ms 344 KB Output is correct
21 Correct 1 ms 344 KB Output is correct
22 Correct 0 ms 344 KB Output is correct
23 Correct 0 ms 344 KB Output is correct
24 Correct 1 ms 344 KB Output is correct
25 Correct 0 ms 344 KB Output is correct
26 Correct 0 ms 344 KB Output is correct
27 Correct 0 ms 344 KB Output is correct
28 Correct 1 ms 344 KB Output is correct
29 Correct 0 ms 344 KB Output is correct
30 Correct 0 ms 344 KB Output is correct
31 Correct 0 ms 600 KB Output is correct
32 Correct 0 ms 344 KB Output is correct
33 Correct 0 ms 344 KB Output is correct
34 Correct 1 ms 344 KB Output is correct
35 Correct 0 ms 344 KB Output is correct
36 Correct 1 ms 600 KB Output is correct
37 Correct 1 ms 600 KB Output is correct
38 Correct 1 ms 600 KB Output is correct
39 Correct 0 ms 344 KB Output is correct
40 Correct 0 ms 344 KB Output is correct
41 Correct 0 ms 344 KB Output is correct
42 Correct 0 ms 344 KB Output is correct

Subtask #4
0 / 4.0

# Verdict Execution time Memory Grader output
1 Execution timed out 3073 ms 4184 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
0 / 12.0

# Verdict Execution time Memory Grader output
1 Execution timed out 3073 ms 4184 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #6
0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 1 ms 344 KB Output is correct
10 Correct 1 ms 696 KB Output is correct
11 Correct 1 ms 600 KB Output is correct
12 Correct 0 ms 344 KB Output is correct
13 Execution timed out 3073 ms 4184 KB Time limit exceeded
14 Halted 0 ms 0 KB -

Subtask #7
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 0 ms 344 KB Output is correct
13 Correct 0 ms 344 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 0 ms 344 KB Output is correct
16 Correct 0 ms 344 KB Output is correct
17 Correct 1 ms 344 KB Output is correct
18 Correct 1 ms 696 KB Output is correct
19 Correct 1 ms 600 KB Output is correct
20 Correct 0 ms 344 KB Output is correct
21 Correct 1 ms 344 KB Output is correct
22 Correct 0 ms 344 KB Output is correct
23 Correct 0 ms 344 KB Output is correct
24 Correct 1 ms 344 KB Output is correct
25 Correct 0 ms 344 KB Output is correct
26 Correct 0 ms 344 KB Output is correct
27 Correct 0 ms 344 KB Output is correct
28 Correct 1 ms 344 KB Output is correct
29 Correct 0 ms 344 KB Output is correct
30 Correct 0 ms 344 KB Output is correct
31 Correct 0 ms 600 KB Output is correct
32 Correct 0 ms 344 KB Output is correct
33 Correct 0 ms 344 KB Output is correct
34 Correct 1 ms 344 KB Output is correct
35 Correct 0 ms 344 KB Output is correct
36 Correct 1 ms 600 KB Output is correct
37 Correct 1 ms 600 KB Output is correct
38 Correct 1 ms 600 KB Output is correct
39 Correct 0 ms 344 KB Output is correct
40 Correct 0 ms 344 KB Output is correct
41 Correct 0 ms 344 KB Output is correct
42 Correct 0 ms 344 KB Output is correct
43 Correct 1082 ms 600 KB Output is correct
44 Correct 1396 ms 600 KB Output is correct
45 Correct 1544 ms 852 KB Output is correct
46 Correct 2121 ms 856 KB Output is correct
47 Correct 2252 ms 852 KB Output is correct
48 Correct 2255 ms 856 KB Output is correct
49 Correct 2232 ms 856 KB Output is correct
50 Correct 2461 ms 856 KB Output is correct
51 Correct 2502 ms 600 KB Output is correct
52 Correct 2251 ms 600 KB Output is correct
53 Correct 453 ms 1880 KB Output is correct
54 Correct 2255 ms 856 KB Output is correct
55 Correct 2264 ms 680 KB Output is correct
56 Correct 2285 ms 600 KB Output is correct
57 Correct 2293 ms 600 KB Output is correct
58 Correct 2304 ms 2136 KB Output is correct
59 Correct 2202 ms 2136 KB Output is correct
60 Correct 2438 ms 2136 KB Output is correct
61 Correct 1346 ms 856 KB Output is correct
62 Correct 1712 ms 600 KB Output is correct
63 Correct 1778 ms 596 KB Output is correct
64 Correct 2244 ms 600 KB Output is correct
65 Correct 617 ms 600 KB Output is correct
66 Correct 1966 ms 856 KB Output is correct
67 Correct 1992 ms 856 KB Output is correct
68 Correct 2115 ms 684 KB Output is correct

Subtask #8
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 0 ms 344 KB Output is correct
13 Correct 0 ms 344 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 0 ms 344 KB Output is correct
16 Correct 0 ms 344 KB Output is correct
17 Correct 1 ms 344 KB Output is correct
18 Correct 1 ms 696 KB Output is correct
19 Correct 1 ms 600 KB Output is correct
20 Correct 0 ms 344 KB Output is correct
21 Correct 1 ms 344 KB Output is correct
22 Correct 0 ms 344 KB Output is correct
23 Correct 0 ms 344 KB Output is correct
24 Correct 1 ms 344 KB Output is correct
25 Correct 0 ms 344 KB Output is correct
26 Correct 0 ms 344 KB Output is correct
27 Correct 0 ms 344 KB Output is correct
28 Correct 1 ms 344 KB Output is correct
29 Correct 0 ms 344 KB Output is correct
30 Correct 0 ms 344 KB Output is correct
31 Correct 0 ms 600 KB Output is correct
32 Correct 0 ms 344 KB Output is correct
33 Correct 0 ms 344 KB Output is correct
34 Correct 1 ms 344 KB Output is correct
35 Correct 0 ms 344 KB Output is correct
36 Correct 1 ms 600 KB Output is correct
37 Correct 1 ms 600 KB Output is correct
38 Correct 1 ms 600 KB Output is correct
39 Correct 0 ms 344 KB Output is correct
40 Correct 0 ms 344 KB Output is correct
41 Correct 0 ms 344 KB Output is correct
42 Correct 0 ms 344 KB Output is correct
43 Execution timed out 3073 ms 4184 KB Time limit exceeded
44 Halted 0 ms 0 KB -