Submission #703138

# Submission time Handle Problem Language Result Execution time Memory
703138 2023-02-26T08:24:33 Z Cyanmond Cubeword (CEOI19_cubeword) C++17
84 / 100
1100 ms 138844 KB
#include <bits/stdc++.h>

using i64 = long long;
constexpr int L = 8;
constexpr i64 mod = 998244353;

/*
value of C
subtask 1 : 6
subtask 2 : 16
subtask 3 : 32
subtask 4 : 62
*/

int main() {
    int N;
    std::cin >> N;
    std::vector<std::string> words(N);
    for (auto &e : words) {
        std::cin >> e;
        auto b = e;
        std::reverse(b.begin(), b.end());
        if (e > b) {
            e = b;
        }
    }
    std::sort(words.begin(), words.end());
    words.erase(std::unique(words.begin(), words.end()), words.end());
    N = (int)words.size();

    std::vector<std::vector<int>> W(N);
    std::vector<char> chars;
    for (const auto &e : words) {
        for (const auto c : e) {
            chars.push_back(c);
        }
    }
    std::sort(chars.begin(), chars.end());
    chars.erase(std::unique(chars.begin(), chars.end()), chars.end());
    for (int i = 0; i < N; ++i) {
        for (const auto e : words[i]) {
            W[i].push_back((int)(std::lower_bound(chars.begin(), chars.end(), e) - chars.begin()));
        }
    }
    const int C = chars.size();
    std::array<std::vector<std::vector<i64>>, L> U;
    for (auto &vec : U) {
        vec.resize(C);
        for (auto &vec2 : vec) {
            vec2.assign(C, 0);
        }
    }
    for (int i = 0; i < N; ++i) {
        const int a = (int)W[i].size();
        ++U[a - 3][W[i][0]][W[i][a - 1]];
        auto w2 = W[i];
        std::reverse(w2.begin(), w2.end());
        if (W[i] != w2) {
            ++U[a - 3][w2[0]][w2[a - 1]];
        }
    }

    std::vector memo(C, std::vector(C, std::vector(C, std::vector(C, -1ll))));
    std::vector mul(C, std::vector(C, std::vector(C, 0ll)));
    auto solve = [&](std::vector<std::vector<i64>> V) -> i64 {
        // C^8
        for (auto &vecss : memo) {
            for (auto &vecs : vecss) {
                for (auto &vec : vecs) {
                    std::fill(vec.begin(), vec.end(), -1);
                }
            }
        }

        for (int a = 0; a < C; ++a) {
            for (int b = 0; b < C; ++b) {
                for (int c = 0; c < C; ++c) {
                    if (not(a <= b and b <= c)) {
                        int na = a, nb = b, nc = c;
                        if (na > nb) std::swap(na, nb);
                        if (na > nc) std::swap(na, nc);
                        if (nb > nc) std::swap(nb, nc);
                        mul[a][b][c] = mul[na][nb][nc];
                        continue;
                    }
                    i64 s = 0;
                    for (int i = 0; i < C; ++i) {
                        i64 p = V[a][i] * V[b][i] * V[c][i];
                        s += p;
                        s %= mod;
                    }
                    mul[a][b][c] = s;
                }
            }
        }
        auto calc = [&](int a, int b, int c, int d) -> i64 {
            i64 ret = mul[a][b][c];
            ret *= mul[a][b][d];
            ret %= mod;
            ret *= mul[a][c][d];
            ret %= mod;
            ret *= mul[b][c][d];
            ret %= mod;
            return ret;
        };
        i64 res = 0;
        for (int a = 0; a < C; ++a) {
            for (int b = 0; b < C; ++b) {
                for (int c = 0; c < C; ++c) {
                    for (int d = 0; d < C; ++d) {
                        res += calc(a, b, c, d);
                        res %= mod;
                    }
                }
            }
        }
        return res;
    };
    i64 answer = 0;
    for (const auto &e : U) {
        answer += solve(e);
        answer %= mod;
    }
    std::cout << answer << std::endl;
}
# Verdict Execution time Memory Grader output
1 Correct 107 ms 11840 KB Output is correct
2 Correct 102 ms 11860 KB Output is correct
3 Correct 105 ms 11868 KB Output is correct
4 Correct 114 ms 11868 KB Output is correct
5 Correct 103 ms 11868 KB Output is correct
6 Correct 105 ms 11864 KB Output is correct
7 Correct 104 ms 11856 KB Output is correct
8 Correct 107 ms 11852 KB Output is correct
9 Correct 102 ms 11968 KB Output is correct
10 Correct 122 ms 11856 KB Output is correct
11 Correct 116 ms 11856 KB Output is correct
12 Correct 119 ms 11836 KB Output is correct
13 Correct 104 ms 11840 KB Output is correct
14 Correct 104 ms 11796 KB Output is correct
15 Correct 103 ms 11856 KB Output is correct
16 Correct 108 ms 11840 KB Output is correct
17 Correct 104 ms 11868 KB Output is correct
18 Correct 106 ms 11864 KB Output is correct
19 Correct 112 ms 11800 KB Output is correct
20 Correct 104 ms 11860 KB Output is correct
21 Correct 103 ms 11996 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 107 ms 11840 KB Output is correct
2 Correct 102 ms 11860 KB Output is correct
3 Correct 105 ms 11868 KB Output is correct
4 Correct 114 ms 11868 KB Output is correct
5 Correct 103 ms 11868 KB Output is correct
6 Correct 105 ms 11864 KB Output is correct
7 Correct 104 ms 11856 KB Output is correct
8 Correct 107 ms 11852 KB Output is correct
9 Correct 102 ms 11968 KB Output is correct
10 Correct 122 ms 11856 KB Output is correct
11 Correct 116 ms 11856 KB Output is correct
12 Correct 119 ms 11836 KB Output is correct
13 Correct 104 ms 11840 KB Output is correct
14 Correct 104 ms 11796 KB Output is correct
15 Correct 103 ms 11856 KB Output is correct
16 Correct 108 ms 11840 KB Output is correct
17 Correct 104 ms 11868 KB Output is correct
18 Correct 106 ms 11864 KB Output is correct
19 Correct 112 ms 11800 KB Output is correct
20 Correct 104 ms 11860 KB Output is correct
21 Correct 103 ms 11996 KB Output is correct
22 Correct 112 ms 12256 KB Output is correct
23 Correct 112 ms 12244 KB Output is correct
24 Correct 120 ms 12252 KB Output is correct
25 Correct 110 ms 12252 KB Output is correct
26 Correct 114 ms 12240 KB Output is correct
27 Correct 136 ms 12240 KB Output is correct
28 Correct 111 ms 12244 KB Output is correct
29 Correct 123 ms 12332 KB Output is correct
30 Correct 117 ms 12368 KB Output is correct
31 Correct 111 ms 12324 KB Output is correct
32 Correct 111 ms 12248 KB Output is correct
33 Correct 123 ms 12320 KB Output is correct
34 Correct 114 ms 12256 KB Output is correct
35 Correct 113 ms 12252 KB Output is correct
36 Correct 112 ms 12256 KB Output is correct
37 Correct 112 ms 12252 KB Output is correct
38 Correct 112 ms 12248 KB Output is correct
39 Correct 109 ms 12248 KB Output is correct
40 Correct 126 ms 12244 KB Output is correct
41 Correct 110 ms 12252 KB Output is correct
42 Correct 111 ms 12352 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 107 ms 11840 KB Output is correct
2 Correct 102 ms 11860 KB Output is correct
3 Correct 105 ms 11868 KB Output is correct
4 Correct 114 ms 11868 KB Output is correct
5 Correct 103 ms 11868 KB Output is correct
6 Correct 105 ms 11864 KB Output is correct
7 Correct 104 ms 11856 KB Output is correct
8 Correct 107 ms 11852 KB Output is correct
9 Correct 102 ms 11968 KB Output is correct
10 Correct 122 ms 11856 KB Output is correct
11 Correct 116 ms 11856 KB Output is correct
12 Correct 119 ms 11836 KB Output is correct
13 Correct 104 ms 11840 KB Output is correct
14 Correct 104 ms 11796 KB Output is correct
15 Correct 103 ms 11856 KB Output is correct
16 Correct 108 ms 11840 KB Output is correct
17 Correct 104 ms 11868 KB Output is correct
18 Correct 106 ms 11864 KB Output is correct
19 Correct 112 ms 11800 KB Output is correct
20 Correct 104 ms 11860 KB Output is correct
21 Correct 103 ms 11996 KB Output is correct
22 Correct 112 ms 12256 KB Output is correct
23 Correct 112 ms 12244 KB Output is correct
24 Correct 120 ms 12252 KB Output is correct
25 Correct 110 ms 12252 KB Output is correct
26 Correct 114 ms 12240 KB Output is correct
27 Correct 136 ms 12240 KB Output is correct
28 Correct 111 ms 12244 KB Output is correct
29 Correct 123 ms 12332 KB Output is correct
30 Correct 117 ms 12368 KB Output is correct
31 Correct 111 ms 12324 KB Output is correct
32 Correct 111 ms 12248 KB Output is correct
33 Correct 123 ms 12320 KB Output is correct
34 Correct 114 ms 12256 KB Output is correct
35 Correct 113 ms 12252 KB Output is correct
36 Correct 112 ms 12256 KB Output is correct
37 Correct 112 ms 12252 KB Output is correct
38 Correct 112 ms 12248 KB Output is correct
39 Correct 109 ms 12248 KB Output is correct
40 Correct 126 ms 12244 KB Output is correct
41 Correct 110 ms 12252 KB Output is correct
42 Correct 111 ms 12352 KB Output is correct
43 Correct 190 ms 21312 KB Output is correct
44 Correct 192 ms 21324 KB Output is correct
45 Correct 197 ms 21316 KB Output is correct
46 Correct 190 ms 21344 KB Output is correct
47 Correct 189 ms 21468 KB Output is correct
48 Correct 193 ms 21332 KB Output is correct
49 Correct 190 ms 21340 KB Output is correct
50 Correct 188 ms 21380 KB Output is correct
51 Correct 196 ms 21332 KB Output is correct
52 Correct 191 ms 21456 KB Output is correct
53 Correct 191 ms 21372 KB Output is correct
54 Correct 189 ms 21468 KB Output is correct
55 Correct 187 ms 21368 KB Output is correct
56 Correct 196 ms 21312 KB Output is correct
57 Correct 193 ms 21332 KB Output is correct
58 Correct 189 ms 21344 KB Output is correct
59 Correct 192 ms 21364 KB Output is correct
60 Correct 196 ms 21336 KB Output is correct
61 Correct 196 ms 21360 KB Output is correct
62 Correct 195 ms 21336 KB Output is correct
63 Correct 199 ms 21364 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 107 ms 11840 KB Output is correct
2 Correct 102 ms 11860 KB Output is correct
3 Correct 105 ms 11868 KB Output is correct
4 Correct 114 ms 11868 KB Output is correct
5 Correct 103 ms 11868 KB Output is correct
6 Correct 105 ms 11864 KB Output is correct
7 Correct 104 ms 11856 KB Output is correct
8 Correct 107 ms 11852 KB Output is correct
9 Correct 102 ms 11968 KB Output is correct
10 Correct 122 ms 11856 KB Output is correct
11 Correct 116 ms 11856 KB Output is correct
12 Correct 119 ms 11836 KB Output is correct
13 Correct 104 ms 11840 KB Output is correct
14 Correct 104 ms 11796 KB Output is correct
15 Correct 103 ms 11856 KB Output is correct
16 Correct 108 ms 11840 KB Output is correct
17 Correct 104 ms 11868 KB Output is correct
18 Correct 106 ms 11864 KB Output is correct
19 Correct 112 ms 11800 KB Output is correct
20 Correct 104 ms 11860 KB Output is correct
21 Correct 103 ms 11996 KB Output is correct
22 Correct 112 ms 12256 KB Output is correct
23 Correct 112 ms 12244 KB Output is correct
24 Correct 120 ms 12252 KB Output is correct
25 Correct 110 ms 12252 KB Output is correct
26 Correct 114 ms 12240 KB Output is correct
27 Correct 136 ms 12240 KB Output is correct
28 Correct 111 ms 12244 KB Output is correct
29 Correct 123 ms 12332 KB Output is correct
30 Correct 117 ms 12368 KB Output is correct
31 Correct 111 ms 12324 KB Output is correct
32 Correct 111 ms 12248 KB Output is correct
33 Correct 123 ms 12320 KB Output is correct
34 Correct 114 ms 12256 KB Output is correct
35 Correct 113 ms 12252 KB Output is correct
36 Correct 112 ms 12256 KB Output is correct
37 Correct 112 ms 12252 KB Output is correct
38 Correct 112 ms 12248 KB Output is correct
39 Correct 109 ms 12248 KB Output is correct
40 Correct 126 ms 12244 KB Output is correct
41 Correct 110 ms 12252 KB Output is correct
42 Correct 111 ms 12352 KB Output is correct
43 Correct 190 ms 21312 KB Output is correct
44 Correct 192 ms 21324 KB Output is correct
45 Correct 197 ms 21316 KB Output is correct
46 Correct 190 ms 21344 KB Output is correct
47 Correct 189 ms 21468 KB Output is correct
48 Correct 193 ms 21332 KB Output is correct
49 Correct 190 ms 21340 KB Output is correct
50 Correct 188 ms 21380 KB Output is correct
51 Correct 196 ms 21332 KB Output is correct
52 Correct 191 ms 21456 KB Output is correct
53 Correct 191 ms 21372 KB Output is correct
54 Correct 189 ms 21468 KB Output is correct
55 Correct 187 ms 21368 KB Output is correct
56 Correct 196 ms 21312 KB Output is correct
57 Correct 193 ms 21332 KB Output is correct
58 Correct 189 ms 21344 KB Output is correct
59 Correct 192 ms 21364 KB Output is correct
60 Correct 196 ms 21336 KB Output is correct
61 Correct 196 ms 21360 KB Output is correct
62 Correct 195 ms 21336 KB Output is correct
63 Correct 199 ms 21364 KB Output is correct
64 Execution timed out 1193 ms 138844 KB Time limit exceeded
65 Halted 0 ms 0 KB -