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Submission #948538

# Submission time Handle Problem Language Result Execution time Memory
948538 2024-03-18T07:45:14 Z GrandTiger1729 Cubeword (CEOI19_cubeword) C++17
84 / 100
 1100 ms 12892 KB 
#include <bits/stdc++.h>
using namespace std;

namespace
{
const int N = 11, K = 128, MOD = 998244353;
int cnt[N][K][K]{}, res[K][K][K]{};
const string charset = "0123456789qwertyuiopasdfghjklzxcvbnmQWERTYUIOPASDFGHJKLZXCVBNM";
inline void addmod(int &x, int y)
{
    x += y;
    if (x > MOD)
    {
        x -= MOD;
    }
}
}
int main()
{
    cin.tie(0)->sync_with_stdio(0);
    int n;
    cin >> n;
    vector<string> a(n);
    for (int i = 0; i < n; i++)
    {
        string s;
        cin >> s;
        string ss = s;
        reverse(ss.begin(), ss.end());
        if (ss < s)
        {
            swap(s, ss);
        }
        a[i] = s;
    }
    sort(a.begin(), a.end());
    a.resize(unique(a.begin(), a.end()) - a.begin());
    n = a.size();
    for (int i = 0; i < n; i++)
    {
        string s = a[i], ss = s;
        reverse(ss.begin(), ss.end());
        if (s == ss)
        {
            cnt[s.size()][s[0]][ss[0]]++;
        }
        else
        {
            cnt[s.size()][s[0]][ss[0]]++;
            cnt[s.size()][ss[0]][s[0]]++;
        }
    }
    int ans = 0;
    for (int t = 3; t < N; t++)
    {
        fill_n(&res[0][0][0], sizeof(res) / sizeof(int), 0);
        for (int l : charset)
        {
            for (int i : charset)
            {
                if (cnt[t][i][l] == 0)
                {
                    continue;
                }
                for (int j : charset)
                {
                    if (cnt[t][j][l] == 0)
                    {
                        continue;
                    }
                    for (int k : charset)
                    {
                        if (cnt[t][k][l] == 0)
                        {
                            continue;
                        }
                        // (res[i][j][k] += 1ll * cnt[t][i][l] * cnt[t][j][l] * cnt[t][k][l]) %= MOD;
                        addmod(res[i][j][k], 1ll * cnt[t][i][l] * cnt[t][j][l] * cnt[t][k][l] % MOD);
                    }
                }
            }
        }
        for (int i : charset)
        {
            for (int j : charset)
            {
                for (int k : charset)
                {
                    if (res[i][j][k] == 0)
                    {
                        continue;
                    }
                    for (int l : charset)
                    {
                        // (ans += res[i][j][k] * res[i][j][l] % MOD * res[i][k][l] % MOD * res[j][k][l]) %= MOD;
                        addmod(ans, (__int128_t)1 * res[i][j][k] * res[i][j][l] * res[i][k][l] * res[j][k][l] % MOD);
                    }
                }
            }
        }
    }
    cout << ans << '\n';
    return 0;
}

Compilation message

cubeword.cpp: In function 'int main()':
cubeword.cpp:45:31: warning: array subscript has type 'char' [-Wchar-subscripts]
   45 |             cnt[s.size()][s[0]][ss[0]]++;
      |                               ^
cubeword.cpp:45:38: warning: array subscript has type 'char' [-Wchar-subscripts]
   45 |             cnt[s.size()][s[0]][ss[0]]++;
      |                                      ^
cubeword.cpp:49:31: warning: array subscript has type 'char' [-Wchar-subscripts]
   49 |             cnt[s.size()][s[0]][ss[0]]++;
      |                               ^
cubeword.cpp:49:38: warning: array subscript has type 'char' [-Wchar-subscripts]
   49 |             cnt[s.size()][s[0]][ss[0]]++;
      |                                      ^
cubeword.cpp:50:32: warning: array subscript has type 'char' [-Wchar-subscripts]
   50 |             cnt[s.size()][ss[0]][s[0]]++;
      |                                ^
cubeword.cpp:50:38: warning: array subscript has type 'char' [-Wchar-subscripts]
   50 |             cnt[s.size()][ss[0]][s[0]]++;
      |                                      ^

Subtask #1
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 46 ms 11848 KB Output is correct
2 Correct 48 ms 11796 KB Output is correct
3 Correct 41 ms 11860 KB Output is correct
4 Correct 40 ms 11860 KB Output is correct
5 Correct 40 ms 11860 KB Output is correct
6 Correct 44 ms 11856 KB Output is correct
7 Correct 40 ms 11796 KB Output is correct
8 Correct 50 ms 11860 KB Output is correct
9 Correct 42 ms 11860 KB Output is correct
10 Correct 43 ms 11788 KB Output is correct
11 Correct 46 ms 11788 KB Output is correct
12 Correct 42 ms 11840 KB Output is correct
13 Correct 45 ms 11788 KB Output is correct
14 Correct 43 ms 11796 KB Output is correct
15 Correct 48 ms 11772 KB Output is correct
16 Correct 47 ms 11780 KB Output is correct
17 Correct 45 ms 11796 KB Output is correct
18 Correct 43 ms 11792 KB Output is correct
19 Correct 42 ms 11860 KB Output is correct
20 Correct 55 ms 12652 KB Output is correct
21 Correct 41 ms 12884 KB Output is correct

Subtask #2
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 46 ms 11848 KB Output is correct
2 Correct 48 ms 11796 KB Output is correct
3 Correct 41 ms 11860 KB Output is correct
4 Correct 40 ms 11860 KB Output is correct
5 Correct 40 ms 11860 KB Output is correct
6 Correct 44 ms 11856 KB Output is correct
7 Correct 40 ms 11796 KB Output is correct
8 Correct 50 ms 11860 KB Output is correct
9 Correct 42 ms 11860 KB Output is correct
10 Correct 43 ms 11788 KB Output is correct
11 Correct 46 ms 11788 KB Output is correct
12 Correct 42 ms 11840 KB Output is correct
13 Correct 45 ms 11788 KB Output is correct
14 Correct 43 ms 11796 KB Output is correct
15 Correct 48 ms 11772 KB Output is correct
16 Correct 47 ms 11780 KB Output is correct
17 Correct 45 ms 11796 KB Output is correct
18 Correct 43 ms 11792 KB Output is correct
19 Correct 42 ms 11860 KB Output is correct
20 Correct 55 ms 12652 KB Output is correct
21 Correct 41 ms 12884 KB Output is correct
22 Correct 61 ms 12628 KB Output is correct
23 Correct 62 ms 12804 KB Output is correct
24 Correct 60 ms 12824 KB Output is correct
25 Correct 62 ms 12624 KB Output is correct
26 Correct 62 ms 12816 KB Output is correct
27 Correct 60 ms 12628 KB Output is correct
28 Correct 61 ms 12812 KB Output is correct
29 Correct 68 ms 12808 KB Output is correct
30 Correct 63 ms 12624 KB Output is correct
31 Correct 61 ms 12628 KB Output is correct
32 Correct 68 ms 12828 KB Output is correct
33 Correct 89 ms 12676 KB Output is correct
34 Correct 66 ms 12680 KB Output is correct
35 Correct 61 ms 12824 KB Output is correct
36 Correct 61 ms 12628 KB Output is correct
37 Correct 65 ms 12884 KB Output is correct
38 Correct 64 ms 12812 KB Output is correct
39 Correct 62 ms 12816 KB Output is correct
40 Correct 67 ms 12804 KB Output is correct
41 Correct 69 ms 12624 KB Output is correct
42 Correct 63 ms 12800 KB Output is correct

Subtask #3
34.0 / 34.0

# Verdict Execution time Memory Grader output
1 Correct 46 ms 11848 KB Output is correct
2 Correct 48 ms 11796 KB Output is correct
3 Correct 41 ms 11860 KB Output is correct
4 Correct 40 ms 11860 KB Output is correct
5 Correct 40 ms 11860 KB Output is correct
6 Correct 44 ms 11856 KB Output is correct
7 Correct 40 ms 11796 KB Output is correct
8 Correct 50 ms 11860 KB Output is correct
9 Correct 42 ms 11860 KB Output is correct
10 Correct 43 ms 11788 KB Output is correct
11 Correct 46 ms 11788 KB Output is correct
12 Correct 42 ms 11840 KB Output is correct
13 Correct 45 ms 11788 KB Output is correct
14 Correct 43 ms 11796 KB Output is correct
15 Correct 48 ms 11772 KB Output is correct
16 Correct 47 ms 11780 KB Output is correct
17 Correct 45 ms 11796 KB Output is correct
18 Correct 43 ms 11792 KB Output is correct
19 Correct 42 ms 11860 KB Output is correct
20 Correct 55 ms 12652 KB Output is correct
21 Correct 41 ms 12884 KB Output is correct
22 Correct 61 ms 12628 KB Output is correct
23 Correct 62 ms 12804 KB Output is correct
24 Correct 60 ms 12824 KB Output is correct
25 Correct 62 ms 12624 KB Output is correct
26 Correct 62 ms 12816 KB Output is correct
27 Correct 60 ms 12628 KB Output is correct
28 Correct 61 ms 12812 KB Output is correct
29 Correct 68 ms 12808 KB Output is correct
30 Correct 63 ms 12624 KB Output is correct
31 Correct 61 ms 12628 KB Output is correct
32 Correct 68 ms 12828 KB Output is correct
33 Correct 89 ms 12676 KB Output is correct
34 Correct 66 ms 12680 KB Output is correct
35 Correct 61 ms 12824 KB Output is correct
36 Correct 61 ms 12628 KB Output is correct
37 Correct 65 ms 12884 KB Output is correct
38 Correct 64 ms 12812 KB Output is correct
39 Correct 62 ms 12816 KB Output is correct
40 Correct 67 ms 12804 KB Output is correct
41 Correct 69 ms 12624 KB Output is correct
42 Correct 63 ms 12800 KB Output is correct
43 Correct 217 ms 12888 KB Output is correct
44 Correct 221 ms 12892 KB Output is correct
45 Correct 216 ms 12884 KB Output is correct
46 Correct 231 ms 12720 KB Output is correct
47 Correct 232 ms 12660 KB Output is correct
48 Correct 226 ms 12776 KB Output is correct
49 Correct 217 ms 12880 KB Output is correct
50 Correct 224 ms 12796 KB Output is correct
51 Correct 216 ms 12772 KB Output is correct
52 Correct 232 ms 12712 KB Output is correct
53 Correct 218 ms 12796 KB Output is correct
54 Correct 228 ms 12740 KB Output is correct
55 Correct 217 ms 12788 KB Output is correct
56 Correct 217 ms 12804 KB Output is correct
57 Correct 226 ms 12776 KB Output is correct
58 Correct 211 ms 12884 KB Output is correct
59 Correct 231 ms 12788 KB Output is correct
60 Correct 230 ms 12792 KB Output is correct
61 Correct 228 ms 12792 KB Output is correct
62 Correct 235 ms 12772 KB Output is correct
63 Correct 224 ms 12732 KB Output is correct

Subtask #4
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 46 ms 11848 KB Output is correct
2 Correct 48 ms 11796 KB Output is correct
3 Correct 41 ms 11860 KB Output is correct
4 Correct 40 ms 11860 KB Output is correct
5 Correct 40 ms 11860 KB Output is correct
6 Correct 44 ms 11856 KB Output is correct
7 Correct 40 ms 11796 KB Output is correct
8 Correct 50 ms 11860 KB Output is correct
9 Correct 42 ms 11860 KB Output is correct
10 Correct 43 ms 11788 KB Output is correct
11 Correct 46 ms 11788 KB Output is correct
12 Correct 42 ms 11840 KB Output is correct
13 Correct 45 ms 11788 KB Output is correct
14 Correct 43 ms 11796 KB Output is correct
15 Correct 48 ms 11772 KB Output is correct
16 Correct 47 ms 11780 KB Output is correct
17 Correct 45 ms 11796 KB Output is correct
18 Correct 43 ms 11792 KB Output is correct
19 Correct 42 ms 11860 KB Output is correct
20 Correct 55 ms 12652 KB Output is correct
21 Correct 41 ms 12884 KB Output is correct
22 Correct 61 ms 12628 KB Output is correct
23 Correct 62 ms 12804 KB Output is correct
24 Correct 60 ms 12824 KB Output is correct
25 Correct 62 ms 12624 KB Output is correct
26 Correct 62 ms 12816 KB Output is correct
27 Correct 60 ms 12628 KB Output is correct
28 Correct 61 ms 12812 KB Output is correct
29 Correct 68 ms 12808 KB Output is correct
30 Correct 63 ms 12624 KB Output is correct
31 Correct 61 ms 12628 KB Output is correct
32 Correct 68 ms 12828 KB Output is correct
33 Correct 89 ms 12676 KB Output is correct
34 Correct 66 ms 12680 KB Output is correct
35 Correct 61 ms 12824 KB Output is correct
36 Correct 61 ms 12628 KB Output is correct
37 Correct 65 ms 12884 KB Output is correct
38 Correct 64 ms 12812 KB Output is correct
39 Correct 62 ms 12816 KB Output is correct
40 Correct 67 ms 12804 KB Output is correct
41 Correct 69 ms 12624 KB Output is correct
42 Correct 63 ms 12800 KB Output is correct
43 Correct 217 ms 12888 KB Output is correct
44 Correct 221 ms 12892 KB Output is correct
45 Correct 216 ms 12884 KB Output is correct
46 Correct 231 ms 12720 KB Output is correct
47 Correct 232 ms 12660 KB Output is correct
48 Correct 226 ms 12776 KB Output is correct
49 Correct 217 ms 12880 KB Output is correct
50 Correct 224 ms 12796 KB Output is correct
51 Correct 216 ms 12772 KB Output is correct
52 Correct 232 ms 12712 KB Output is correct
53 Correct 218 ms 12796 KB Output is correct
54 Correct 228 ms 12740 KB Output is correct
55 Correct 217 ms 12788 KB Output is correct
56 Correct 217 ms 12804 KB Output is correct
57 Correct 226 ms 12776 KB Output is correct
58 Correct 211 ms 12884 KB Output is correct
59 Correct 231 ms 12788 KB Output is correct
60 Correct 230 ms 12792 KB Output is correct
61 Correct 228 ms 12792 KB Output is correct
62 Correct 235 ms 12772 KB Output is correct
63 Correct 224 ms 12732 KB Output is correct
64 Execution timed out 1185 ms 12772 KB Time limit exceeded
65 Halted 0 ms 0 KB -