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Submission #630069

# Submission time Handle Problem Language Result Execution time Memory
630069 2022-08-15T15:39:18 Z flashmt Digital Circuit (IOI22_circuit) C++17
18 / 100
 3000 ms 8144 KB 
// O(N^2)
#include <bits/stdc++.h>
#include "circuit.h"
using namespace std;
const int BASE = 1e9 + 2022;
const int N = 100100;
 
int n, m;
vector<int> a[N];
vector<int> states;
vector<vector<long long>> f;
 
void init(int N, int M, vector<int> P, vector<int> A)
{
  n = N;
  m = M;
  for (int i = 1; i < n + m; i++)
    a[P[i]].push_back(i);
  states = A;
  f = vector<vector<long long>>(n + m, vector<long long>(2));
}
 
void calc(int x)
{
  if (x >= n)
  {
    f[x] = {states[x - n] ^ 1, states[x - n]};
    return;
  }
 
  vector<long long> ways(size(a[x]) + 1);
  ways[0] = 1;
  int curSz = 0;
  for (int y : a[x])
  {
    calc(y);
    for (int i = curSz; i >= 0; i--)
    {
      ways[i + 1] += ways[i] * f[y][1];
      ways[i + 1] %= BASE;
      ways[i] *= f[y][0];
      ways[i] %= BASE;
    }
    curSz++;
  }
 
  f[x][0] = f[x][1] = 0;
  for (int i = 1; i <= curSz; i++)
    ways[i] = (ways[i] + ways[i - 1]) % BASE;
 
  for (int i = 1; i <= curSz; i++)
  {
    f[x][1] += ways[curSz] - ways[i - 1] + BASE;
    f[x][1] %= BASE;
    f[x][0] += ways[i - 1];
    f[x][0] %= BASE;
  }
}
 
int count_ways(int L, int R)
{
  for (int i = L; i <= R; i++)
    states[i - n] ^= 1;
  calc(0);
  return int(f[0][1]);
}

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2640 KB Output is correct
2 Correct 3 ms 2640 KB Output is correct
3 Correct 10 ms 2640 KB Output is correct
4 Correct 10 ms 2640 KB Output is correct
5 Correct 10 ms 2640 KB Output is correct
6 Correct 10 ms 2640 KB Output is correct
7 Correct 10 ms 2728 KB Output is correct
8 Correct 10 ms 2640 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2640 KB Output is correct
2 Correct 1 ms 2640 KB Output is correct
3 Correct 2 ms 2640 KB Output is correct
4 Correct 2 ms 2640 KB Output is correct
5 Correct 2 ms 2640 KB Output is correct
6 Correct 2 ms 2768 KB Output is correct
7 Correct 2 ms 2768 KB Output is correct
8 Correct 2 ms 2768 KB Output is correct
9 Correct 2 ms 2768 KB Output is correct
10 Correct 4 ms 2984 KB Output is correct
11 Correct 2 ms 2896 KB Output is correct
12 Correct 2 ms 2768 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2640 KB Output is correct
2 Correct 3 ms 2640 KB Output is correct
3 Correct 10 ms 2640 KB Output is correct
4 Correct 10 ms 2640 KB Output is correct
5 Correct 10 ms 2640 KB Output is correct
6 Correct 10 ms 2640 KB Output is correct
7 Correct 10 ms 2728 KB Output is correct
8 Correct 10 ms 2640 KB Output is correct
9 Correct 1 ms 2640 KB Output is correct
10 Correct 1 ms 2640 KB Output is correct
11 Correct 2 ms 2640 KB Output is correct
12 Correct 2 ms 2640 KB Output is correct
13 Correct 2 ms 2640 KB Output is correct
14 Correct 2 ms 2768 KB Output is correct
15 Correct 2 ms 2768 KB Output is correct
16 Correct 2 ms 2768 KB Output is correct
17 Correct 2 ms 2768 KB Output is correct
18 Correct 4 ms 2984 KB Output is correct
19 Correct 2 ms 2896 KB Output is correct
20 Correct 2 ms 2768 KB Output is correct
21 Correct 2 ms 2768 KB Output is correct
22 Correct 2 ms 2640 KB Output is correct
23 Correct 2 ms 2640 KB Output is correct
24 Correct 2 ms 2768 KB Output is correct
25 Correct 2 ms 2768 KB Output is correct
26 Correct 3 ms 2768 KB Output is correct
27 Correct 3 ms 2768 KB Output is correct
28 Correct 4 ms 2768 KB Output is correct
29 Correct 13 ms 2640 KB Output is correct
30 Correct 10 ms 2732 KB Output is correct
31 Correct 2 ms 2896 KB Output is correct
32 Correct 2 ms 2768 KB Output is correct
33 Correct 2 ms 2640 KB Output is correct
34 Correct 2 ms 2668 KB Output is correct
35 Correct 3 ms 2724 KB Output is correct
36 Correct 3 ms 2896 KB Output is correct
37 Correct 10 ms 2984 KB Output is correct
38 Correct 11 ms 2896 KB Output is correct
39 Correct 2 ms 2768 KB Output is correct
40 Correct 2 ms 2640 KB Output is correct
41 Correct 2 ms 2652 KB Output is correct
42 Correct 2 ms 2640 KB Output is correct

Subtask #4
0 / 4.0

# Verdict Execution time Memory Grader output
1 Execution timed out 3053 ms 8144 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 3053 ms 8144 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #6
0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2640 KB Output is correct
2 Correct 1 ms 2640 KB Output is correct
3 Correct 2 ms 2640 KB Output is correct
4 Correct 2 ms 2640 KB Output is correct
5 Correct 2 ms 2640 KB Output is correct
6 Correct 2 ms 2768 KB Output is correct
7 Correct 2 ms 2768 KB Output is correct
8 Correct 2 ms 2768 KB Output is correct
9 Correct 2 ms 2768 KB Output is correct
10 Correct 4 ms 2984 KB Output is correct
11 Correct 2 ms 2896 KB Output is correct
12 Correct 2 ms 2768 KB Output is correct
13 Execution timed out 3053 ms 8144 KB Time limit exceeded
14 Halted 0 ms 0 KB -

Subtask #7
0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2640 KB Output is correct
2 Correct 3 ms 2640 KB Output is correct
3 Correct 10 ms 2640 KB Output is correct
4 Correct 10 ms 2640 KB Output is correct
5 Correct 10 ms 2640 KB Output is correct
6 Correct 10 ms 2640 KB Output is correct
7 Correct 10 ms 2728 KB Output is correct
8 Correct 10 ms 2640 KB Output is correct
9 Correct 1 ms 2640 KB Output is correct
10 Correct 1 ms 2640 KB Output is correct
11 Correct 2 ms 2640 KB Output is correct
12 Correct 2 ms 2640 KB Output is correct
13 Correct 2 ms 2640 KB Output is correct
14 Correct 2 ms 2768 KB Output is correct
15 Correct 2 ms 2768 KB Output is correct
16 Correct 2 ms 2768 KB Output is correct
17 Correct 2 ms 2768 KB Output is correct
18 Correct 4 ms 2984 KB Output is correct
19 Correct 2 ms 2896 KB Output is correct
20 Correct 2 ms 2768 KB Output is correct
21 Correct 2 ms 2768 KB Output is correct
22 Correct 2 ms 2640 KB Output is correct
23 Correct 2 ms 2640 KB Output is correct
24 Correct 2 ms 2768 KB Output is correct
25 Correct 2 ms 2768 KB Output is correct
26 Correct 3 ms 2768 KB Output is correct
27 Correct 3 ms 2768 KB Output is correct
28 Correct 4 ms 2768 KB Output is correct
29 Correct 13 ms 2640 KB Output is correct
30 Correct 10 ms 2732 KB Output is correct
31 Correct 2 ms 2896 KB Output is correct
32 Correct 2 ms 2768 KB Output is correct
33 Correct 2 ms 2640 KB Output is correct
34 Correct 2 ms 2668 KB Output is correct
35 Correct 3 ms 2724 KB Output is correct
36 Correct 3 ms 2896 KB Output is correct
37 Correct 10 ms 2984 KB Output is correct
38 Correct 11 ms 2896 KB Output is correct
39 Correct 2 ms 2768 KB Output is correct
40 Correct 2 ms 2640 KB Output is correct
41 Correct 2 ms 2652 KB Output is correct
42 Correct 2 ms 2640 KB Output is correct
43 Execution timed out 3051 ms 3152 KB Time limit exceeded
44 Halted 0 ms 0 KB -

Subtask #8
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2640 KB Output is correct
2 Correct 3 ms 2640 KB Output is correct
3 Correct 10 ms 2640 KB Output is correct
4 Correct 10 ms 2640 KB Output is correct
5 Correct 10 ms 2640 KB Output is correct
6 Correct 10 ms 2640 KB Output is correct
7 Correct 10 ms 2728 KB Output is correct
8 Correct 10 ms 2640 KB Output is correct
9 Correct 1 ms 2640 KB Output is correct
10 Correct 1 ms 2640 KB Output is correct
11 Correct 2 ms 2640 KB Output is correct
12 Correct 2 ms 2640 KB Output is correct
13 Correct 2 ms 2640 KB Output is correct
14 Correct 2 ms 2768 KB Output is correct
15 Correct 2 ms 2768 KB Output is correct
16 Correct 2 ms 2768 KB Output is correct
17 Correct 2 ms 2768 KB Output is correct
18 Correct 4 ms 2984 KB Output is correct
19 Correct 2 ms 2896 KB Output is correct
20 Correct 2 ms 2768 KB Output is correct
21 Correct 2 ms 2768 KB Output is correct
22 Correct 2 ms 2640 KB Output is correct
23 Correct 2 ms 2640 KB Output is correct
24 Correct 2 ms 2768 KB Output is correct
25 Correct 2 ms 2768 KB Output is correct
26 Correct 3 ms 2768 KB Output is correct
27 Correct 3 ms 2768 KB Output is correct
28 Correct 4 ms 2768 KB Output is correct
29 Correct 13 ms 2640 KB Output is correct
30 Correct 10 ms 2732 KB Output is correct
31 Correct 2 ms 2896 KB Output is correct
32 Correct 2 ms 2768 KB Output is correct
33 Correct 2 ms 2640 KB Output is correct
34 Correct 2 ms 2668 KB Output is correct
35 Correct 3 ms 2724 KB Output is correct
36 Correct 3 ms 2896 KB Output is correct
37 Correct 10 ms 2984 KB Output is correct
38 Correct 11 ms 2896 KB Output is correct
39 Correct 2 ms 2768 KB Output is correct
40 Correct 2 ms 2640 KB Output is correct
41 Correct 2 ms 2652 KB Output is correct
42 Correct 2 ms 2640 KB Output is correct
43 Execution timed out 3053 ms 8144 KB Time limit exceeded
44 Halted 0 ms 0 KB -