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Submission #767375

# Submission time Handle Problem Language Result Execution time Memory
767375 2023-06-26T17:20:29 Z t6twotwo Digital Circuit (IOI22_circuit) C++17
18 / 100
 3000 ms 3588 KB 
#include "circuit.h"
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
constexpr int mod = 1000002022;
int add(int x, int y) {
    int z = x + y;
    if (z >= mod) {
        z -= mod;
    }
    return z;
}
int sub(int x, int y) {
    int z = x - y;
    if (z < 0) {
        z += mod;
    }
    return z;
}
int mul(int x, int y) {
    return (ll)x * y % mod;
}
int N, M;
vector<int> P, A;
void init(int n, int m, vector<int> p, vector<int> a) {
    N = n, M = m;
    P = p, A = a;
}
int count_ways(int L, int R) {
    vector dp(N, vector{1});
    vector<int> on(N + M), off(N + M);
    for (int i = L; i <= R; i++) {
        A[i - N] ^= 1;
    }
    for (int i = N + M - 1; i >= 0; i--) {
        if (i >= N) {
            on[i] = A[i - N];
            off[i] = 1 - on[i];
        } else {
            int sum = 0;
            for (int j = dp[i].size() - 1; j; j--) {
                sum = add(sum, dp[i][j]);
                on[i] = add(on[i], sum);
            }
            sum = dp[i][0];
            for (int j = 1; j < dp[i].size(); j++) {
                off[i] = add(off[i], sum);
                sum = add(sum, dp[i][j]);
            }
        }
        if (i) {
            int K = dp[P[i]].size();
            dp[P[i]].resize(K + 1);
            for (int j = K; j; j--) {
                dp[P[i]][j] = add(mul(dp[P[i]][j], off[i]), mul(dp[P[i]][j - 1], on[i]));
            }
            dp[P[i]][0] = mul(dp[P[i]][0], off[i]);
        }
    }
    return on[0];
}

Compilation message

circuit.cpp: In function 'int count_ways(int, int)':
circuit.cpp:46:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   46 |             for (int j = 1; j < dp[i].size(); j++) {
      |                             ~~^~~~~~~~~~~~~~

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 1 ms 256 KB Output is correct
3 Correct 10 ms 208 KB Output is correct
4 Correct 11 ms 208 KB Output is correct
5 Correct 10 ms 208 KB Output is correct
6 Correct 10 ms 324 KB Output is correct
7 Correct 10 ms 324 KB Output is correct
8 Correct 11 ms 336 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 208 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 336 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 1 ms 336 KB Output is correct
11 Correct 1 ms 336 KB Output is correct
12 Correct 1 ms 380 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 1 ms 256 KB Output is correct
3 Correct 10 ms 208 KB Output is correct
4 Correct 11 ms 208 KB Output is correct
5 Correct 10 ms 208 KB Output is correct
6 Correct 10 ms 324 KB Output is correct
7 Correct 10 ms 324 KB Output is correct
8 Correct 11 ms 336 KB Output is correct
9 Correct 0 ms 208 KB Output is correct
10 Correct 1 ms 208 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 ms 336 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 1 ms 336 KB Output is correct
19 Correct 1 ms 336 KB Output is correct
20 Correct 1 ms 380 KB Output is correct
21 Correct 1 ms 336 KB Output is correct
22 Correct 1 ms 288 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 336 KB Output is correct
27 Correct 1 ms 336 KB Output is correct
28 Correct 1 ms 336 KB Output is correct
29 Correct 10 ms 332 KB Output is correct
30 Correct 10 ms 208 KB Output is correct
31 Correct 1 ms 336 KB Output is correct
32 Correct 2 ms 336 KB Output is correct
33 Correct 2 ms 336 KB Output is correct
34 Correct 2 ms 336 KB Output is correct
35 Correct 3 ms 208 KB Output is correct
36 Correct 1 ms 336 KB Output is correct
37 Correct 11 ms 396 KB Output is correct
38 Correct 11 ms 336 KB Output is correct
39 Correct 1 ms 336 KB Output is correct
40 Correct 1 ms 336 KB Output is correct
41 Correct 1 ms 336 KB Output is correct
42 Correct 2 ms 208 KB Output is correct

Subtask #4
0 / 4.0

# Verdict Execution time Memory Grader output
1 Execution timed out 3083 ms 3588 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 3083 ms 3588 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 208 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 336 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 1 ms 336 KB Output is correct
11 Correct 1 ms 336 KB Output is correct
12 Correct 1 ms 380 KB Output is correct
13 Execution timed out 3083 ms 3588 KB Time limit exceeded
14 Halted 0 ms 0 KB -

Subtask #7
0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 1 ms 256 KB Output is correct
3 Correct 10 ms 208 KB Output is correct
4 Correct 11 ms 208 KB Output is correct
5 Correct 10 ms 208 KB Output is correct
6 Correct 10 ms 324 KB Output is correct
7 Correct 10 ms 324 KB Output is correct
8 Correct 11 ms 336 KB Output is correct
9 Correct 0 ms 208 KB Output is correct
10 Correct 1 ms 208 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 ms 336 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 1 ms 336 KB Output is correct
19 Correct 1 ms 336 KB Output is correct
20 Correct 1 ms 380 KB Output is correct
21 Correct 1 ms 336 KB Output is correct
22 Correct 1 ms 288 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 336 KB Output is correct
27 Correct 1 ms 336 KB Output is correct
28 Correct 1 ms 336 KB Output is correct
29 Correct 10 ms 332 KB Output is correct
30 Correct 10 ms 208 KB Output is correct
31 Correct 1 ms 336 KB Output is correct
32 Correct 2 ms 336 KB Output is correct
33 Correct 2 ms 336 KB Output is correct
34 Correct 2 ms 336 KB Output is correct
35 Correct 3 ms 208 KB Output is correct
36 Correct 1 ms 336 KB Output is correct
37 Correct 11 ms 396 KB Output is correct
38 Correct 11 ms 336 KB Output is correct
39 Correct 1 ms 336 KB Output is correct
40 Correct 1 ms 336 KB Output is correct
41 Correct 1 ms 336 KB Output is correct
42 Correct 2 ms 208 KB Output is correct
43 Execution timed out 3025 ms 464 KB Time limit exceeded
44 Halted 0 ms 0 KB -

Subtask #8
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 1 ms 256 KB Output is correct
3 Correct 10 ms 208 KB Output is correct
4 Correct 11 ms 208 KB Output is correct
5 Correct 10 ms 208 KB Output is correct
6 Correct 10 ms 324 KB Output is correct
7 Correct 10 ms 324 KB Output is correct
8 Correct 11 ms 336 KB Output is correct
9 Correct 0 ms 208 KB Output is correct
10 Correct 1 ms 208 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 ms 336 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 1 ms 336 KB Output is correct
19 Correct 1 ms 336 KB Output is correct
20 Correct 1 ms 380 KB Output is correct
21 Correct 1 ms 336 KB Output is correct
22 Correct 1 ms 288 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 336 KB Output is correct
27 Correct 1 ms 336 KB Output is correct
28 Correct 1 ms 336 KB Output is correct
29 Correct 10 ms 332 KB Output is correct
30 Correct 10 ms 208 KB Output is correct
31 Correct 1 ms 336 KB Output is correct
32 Correct 2 ms 336 KB Output is correct
33 Correct 2 ms 336 KB Output is correct
34 Correct 2 ms 336 KB Output is correct
35 Correct 3 ms 208 KB Output is correct
36 Correct 1 ms 336 KB Output is correct
37 Correct 11 ms 396 KB Output is correct
38 Correct 11 ms 336 KB Output is correct
39 Correct 1 ms 336 KB Output is correct
40 Correct 1 ms 336 KB Output is correct
41 Correct 1 ms 336 KB Output is correct
42 Correct 2 ms 208 KB Output is correct
43 Execution timed out 3083 ms 3588 KB Time limit exceeded
44 Halted 0 ms 0 KB -