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답안 #948666

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
948666 2024-03-18T10:16:44 Z GrandTiger1729 Cubeword (CEOI19_cubeword) C++17
100 / 100
 1090 ms 11092 KB 
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")
#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 = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
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++)
    {
        for (int i : charset)
        {
            for (int j : charset)
            {
                for (int k : charset)
                {
                    res[i][j][k] = 0;
                }
            }
        }
        for (int l : charset)
        {
            for (int i : charset)
            {
                if (cnt[t][l][i] == 0)
                {
                    continue;
                }
                for (int j : charset)
                {
                    if (cnt[t][l][j] == 0)
                    {
                        continue;
                    }
                    for (int k : charset)
                    {
                        if (cnt[t][l][k] == 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][l][i] * cnt[t][l][j] * cnt[t][l][k] % 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, 1ll * res[i][j][k] * res[i][j][l] % MOD * res[i][k][l] % MOD * res[j][k][l] % MOD);
                    }
                }
            }
        }
    }
    cout << ans << '\n';
    return 0;
}

Compilation message

cubeword.cpp: In function 'int main()':
cubeword.cpp:47:31: warning: array subscript has type 'char' [-Wchar-subscripts]
   47 |             cnt[s.size()][s[0]][ss[0]]++;
      |                               ^
cubeword.cpp:47:38: warning: array subscript has type 'char' [-Wchar-subscripts]
   47 |             cnt[s.size()][s[0]][ss[0]]++;
      |                                      ^
cubeword.cpp:51:31: warning: array subscript has type 'char' [-Wchar-subscripts]
   51 |             cnt[s.size()][s[0]][ss[0]]++;
      |                               ^
cubeword.cpp:51:38: warning: array subscript has type 'char' [-Wchar-subscripts]
   51 |             cnt[s.size()][s[0]][ss[0]]++;
      |                                      ^
cubeword.cpp:52:32: warning: array subscript has type 'char' [-Wchar-subscripts]
   52 |             cnt[s.size()][ss[0]][s[0]]++;
      |                                ^
cubeword.cpp:52:38: warning: array subscript has type 'char' [-Wchar-subscripts]
   52 |             cnt[s.size()][ss[0]][s[0]]++;
      |                                      ^

Subtask #1
21.0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 39 ms 9556 KB Output is correct
2 Correct 38 ms 9756 KB Output is correct
3 Correct 39 ms 9820 KB Output is correct
4 Correct 39 ms 9740 KB Output is correct
5 Correct 39 ms 9556 KB Output is correct
6 Correct 42 ms 9556 KB Output is correct
7 Correct 41 ms 9820 KB Output is correct
8 Correct 39 ms 9736 KB Output is correct
9 Correct 39 ms 9552 KB Output is correct
10 Correct 38 ms 9556 KB Output is correct
11 Correct 39 ms 9820 KB Output is correct
12 Correct 38 ms 9752 KB Output is correct
13 Correct 38 ms 9556 KB Output is correct
14 Correct 39 ms 9556 KB Output is correct
15 Correct 47 ms 9724 KB Output is correct
16 Correct 40 ms 9748 KB Output is correct
17 Correct 39 ms 9736 KB Output is correct
18 Correct 39 ms 9556 KB Output is correct
19 Correct 40 ms 9556 KB Output is correct
20 Correct 38 ms 10008 KB Output is correct
21 Correct 41 ms 9880 KB Output is correct

Subtask #2
29.0 / 29.0

# 결과 실행 시간 메모리 Grader output
1 Correct 39 ms 9556 KB Output is correct
2 Correct 38 ms 9756 KB Output is correct
3 Correct 39 ms 9820 KB Output is correct
4 Correct 39 ms 9740 KB Output is correct
5 Correct 39 ms 9556 KB Output is correct
6 Correct 42 ms 9556 KB Output is correct
7 Correct 41 ms 9820 KB Output is correct
8 Correct 39 ms 9736 KB Output is correct
9 Correct 39 ms 9552 KB Output is correct
10 Correct 38 ms 9556 KB Output is correct
11 Correct 39 ms 9820 KB Output is correct
12 Correct 38 ms 9752 KB Output is correct
13 Correct 38 ms 9556 KB Output is correct
14 Correct 39 ms 9556 KB Output is correct
15 Correct 47 ms 9724 KB Output is correct
16 Correct 40 ms 9748 KB Output is correct
17 Correct 39 ms 9736 KB Output is correct
18 Correct 39 ms 9556 KB Output is correct
19 Correct 40 ms 9556 KB Output is correct
20 Correct 38 ms 10008 KB Output is correct
21 Correct 41 ms 9880 KB Output is correct
22 Correct 52 ms 9808 KB Output is correct
23 Correct 52 ms 9808 KB Output is correct
24 Correct 52 ms 9820 KB Output is correct
25 Correct 60 ms 9820 KB Output is correct
26 Correct 69 ms 9808 KB Output is correct
27 Correct 50 ms 9744 KB Output is correct
28 Correct 52 ms 9808 KB Output is correct
29 Correct 51 ms 9748 KB Output is correct
30 Correct 51 ms 9752 KB Output is correct
31 Correct 51 ms 9808 KB Output is correct
32 Correct 52 ms 9820 KB Output is correct
33 Correct 53 ms 9808 KB Output is correct
34 Correct 60 ms 9812 KB Output is correct
35 Correct 51 ms 9808 KB Output is correct
36 Correct 52 ms 9820 KB Output is correct
37 Correct 51 ms 10064 KB Output is correct
38 Correct 51 ms 9816 KB Output is correct
39 Correct 52 ms 9820 KB Output is correct
40 Correct 51 ms 9816 KB Output is correct
41 Correct 51 ms 9808 KB Output is correct
42 Correct 51 ms 9820 KB Output is correct

Subtask #3
34.0 / 34.0

# 결과 실행 시간 메모리 Grader output
1 Correct 39 ms 9556 KB Output is correct
2 Correct 38 ms 9756 KB Output is correct
3 Correct 39 ms 9820 KB Output is correct
4 Correct 39 ms 9740 KB Output is correct
5 Correct 39 ms 9556 KB Output is correct
6 Correct 42 ms 9556 KB Output is correct
7 Correct 41 ms 9820 KB Output is correct
8 Correct 39 ms 9736 KB Output is correct
9 Correct 39 ms 9552 KB Output is correct
10 Correct 38 ms 9556 KB Output is correct
11 Correct 39 ms 9820 KB Output is correct
12 Correct 38 ms 9752 KB Output is correct
13 Correct 38 ms 9556 KB Output is correct
14 Correct 39 ms 9556 KB Output is correct
15 Correct 47 ms 9724 KB Output is correct
16 Correct 40 ms 9748 KB Output is correct
17 Correct 39 ms 9736 KB Output is correct
18 Correct 39 ms 9556 KB Output is correct
19 Correct 40 ms 9556 KB Output is correct
20 Correct 38 ms 10008 KB Output is correct
21 Correct 41 ms 9880 KB Output is correct
22 Correct 52 ms 9808 KB Output is correct
23 Correct 52 ms 9808 KB Output is correct
24 Correct 52 ms 9820 KB Output is correct
25 Correct 60 ms 9820 KB Output is correct
26 Correct 69 ms 9808 KB Output is correct
27 Correct 50 ms 9744 KB Output is correct
28 Correct 52 ms 9808 KB Output is correct
29 Correct 51 ms 9748 KB Output is correct
30 Correct 51 ms 9752 KB Output is correct
31 Correct 51 ms 9808 KB Output is correct
32 Correct 52 ms 9820 KB Output is correct
33 Correct 53 ms 9808 KB Output is correct
34 Correct 60 ms 9812 KB Output is correct
35 Correct 51 ms 9808 KB Output is correct
36 Correct 52 ms 9820 KB Output is correct
37 Correct 51 ms 10064 KB Output is correct
38 Correct 51 ms 9816 KB Output is correct
39 Correct 52 ms 9820 KB Output is correct
40 Correct 51 ms 9816 KB Output is correct
41 Correct 51 ms 9808 KB Output is correct
42 Correct 51 ms 9820 KB Output is correct
43 Correct 160 ms 9684 KB Output is correct
44 Correct 159 ms 9812 KB Output is correct
45 Correct 167 ms 9808 KB Output is correct
46 Correct 165 ms 9820 KB Output is correct
47 Correct 162 ms 9740 KB Output is correct
48 Correct 161 ms 9808 KB Output is correct
49 Correct 162 ms 9744 KB Output is correct
50 Correct 161 ms 9752 KB Output is correct
51 Correct 163 ms 9808 KB Output is correct
52 Correct 160 ms 9820 KB Output is correct
53 Correct 179 ms 9748 KB Output is correct
54 Correct 177 ms 9812 KB Output is correct
55 Correct 160 ms 9812 KB Output is correct
56 Correct 168 ms 9740 KB Output is correct
57 Correct 161 ms 9808 KB Output is correct
58 Correct 160 ms 9808 KB Output is correct
59 Correct 161 ms 9808 KB Output is correct
60 Correct 161 ms 9816 KB Output is correct
61 Correct 162 ms 9808 KB Output is correct
62 Correct 160 ms 9820 KB Output is correct
63 Correct 160 ms 9848 KB Output is correct

Subtask #4
16.0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 39 ms 9556 KB Output is correct
2 Correct 38 ms 9756 KB Output is correct
3 Correct 39 ms 9820 KB Output is correct
4 Correct 39 ms 9740 KB Output is correct
5 Correct 39 ms 9556 KB Output is correct
6 Correct 42 ms 9556 KB Output is correct
7 Correct 41 ms 9820 KB Output is correct
8 Correct 39 ms 9736 KB Output is correct
9 Correct 39 ms 9552 KB Output is correct
10 Correct 38 ms 9556 KB Output is correct
11 Correct 39 ms 9820 KB Output is correct
12 Correct 38 ms 9752 KB Output is correct
13 Correct 38 ms 9556 KB Output is correct
14 Correct 39 ms 9556 KB Output is correct
15 Correct 47 ms 9724 KB Output is correct
16 Correct 40 ms 9748 KB Output is correct
17 Correct 39 ms 9736 KB Output is correct
18 Correct 39 ms 9556 KB Output is correct
19 Correct 40 ms 9556 KB Output is correct
20 Correct 38 ms 10008 KB Output is correct
21 Correct 41 ms 9880 KB Output is correct
22 Correct 52 ms 9808 KB Output is correct
23 Correct 52 ms 9808 KB Output is correct
24 Correct 52 ms 9820 KB Output is correct
25 Correct 60 ms 9820 KB Output is correct
26 Correct 69 ms 9808 KB Output is correct
27 Correct 50 ms 9744 KB Output is correct
28 Correct 52 ms 9808 KB Output is correct
29 Correct 51 ms 9748 KB Output is correct
30 Correct 51 ms 9752 KB Output is correct
31 Correct 51 ms 9808 KB Output is correct
32 Correct 52 ms 9820 KB Output is correct
33 Correct 53 ms 9808 KB Output is correct
34 Correct 60 ms 9812 KB Output is correct
35 Correct 51 ms 9808 KB Output is correct
36 Correct 52 ms 9820 KB Output is correct
37 Correct 51 ms 10064 KB Output is correct
38 Correct 51 ms 9816 KB Output is correct
39 Correct 52 ms 9820 KB Output is correct
40 Correct 51 ms 9816 KB Output is correct
41 Correct 51 ms 9808 KB Output is correct
42 Correct 51 ms 9820 KB Output is correct
43 Correct 160 ms 9684 KB Output is correct
44 Correct 159 ms 9812 KB Output is correct
45 Correct 167 ms 9808 KB Output is correct
46 Correct 165 ms 9820 KB Output is correct
47 Correct 162 ms 9740 KB Output is correct
48 Correct 161 ms 9808 KB Output is correct
49 Correct 162 ms 9744 KB Output is correct
50 Correct 161 ms 9752 KB Output is correct
51 Correct 163 ms 9808 KB Output is correct
52 Correct 160 ms 9820 KB Output is correct
53 Correct 179 ms 9748 KB Output is correct
54 Correct 177 ms 9812 KB Output is correct
55 Correct 160 ms 9812 KB Output is correct
56 Correct 168 ms 9740 KB Output is correct
57 Correct 161 ms 9808 KB Output is correct
58 Correct 160 ms 9808 KB Output is correct
59 Correct 161 ms 9808 KB Output is correct
60 Correct 161 ms 9816 KB Output is correct
61 Correct 162 ms 9808 KB Output is correct
62 Correct 160 ms 9820 KB Output is correct
63 Correct 160 ms 9848 KB Output is correct
64 Correct 1059 ms 10004 KB Output is correct
65 Correct 1038 ms 10724 KB Output is correct
66 Correct 1090 ms 10580 KB Output is correct
67 Correct 1044 ms 10576 KB Output is correct
68 Correct 1076 ms 10740 KB Output is correct
69 Correct 1040 ms 10580 KB Output is correct
70 Correct 1040 ms 10580 KB Output is correct
71 Correct 1040 ms 10580 KB Output is correct
72 Correct 1045 ms 10576 KB Output is correct
73 Correct 1070 ms 10588 KB Output is correct
74 Correct 1060 ms 10580 KB Output is correct
75 Correct 1046 ms 10588 KB Output is correct
76 Correct 1039 ms 10576 KB Output is correct
77 Correct 1061 ms 10720 KB Output is correct
78 Correct 1038 ms 11092 KB Output is correct
79 Correct 1048 ms 10720 KB Output is correct
80 Correct 1040 ms 10740 KB Output is correct
81 Correct 1034 ms 10588 KB Output is correct
82 Correct 1047 ms 10576 KB Output is correct
83 Correct 1061 ms 10580 KB Output is correct
84 Correct 1039 ms 11040 KB Output is correct