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Submission #898851

# Submission time Handle Problem Language Result Execution time Memory
898851 2024-01-05T08:03:26 Z Iliya_ Cubeword (CEOI19_cubeword) C++17
84 / 100
 1100 ms 8300 KB 
//IN THE NAME OF GOD
#include<bits/stdc++.h>
#pragma GCC optimize("O2,unroll-loops")
#define endl        '\n'
#define F           first
#define S           second
#define pii         pair<int,int>
#define all(x)      x.begin(),x.end()
#define pb          push_back
#define fast_io     ios::sync_with_stdio(false); cin.tie(0); cout.tie(0);
#define file_io     freopen("input.in" , "r" , stdin) ; freopen("output.out" , "w" , stdout);
using namespace std;
typedef long long ll; 
typedef long double dll;

const int N = 62, NN = 11, mod = 998244353; 
int hav[NN][N][N], havi[NN], can[NN][N], dp[N][N][N];
vector<string> vec[NN];

inline int f(char c){
     if (int(c) <= 57) return (int(c)-48);
     else if (int(c) <= 90) return (int(c)-65+10); 
     else return (int(c)-97+36);
}

inline char ff(int x){
     if (x < 10) return char(x+48);
     else if (x < 36) return char(x+65-10);
     else return char(x+97-36);
}

int32_t main(){
     fast_io;

     int n; cin >> n;
     string s, ss; int siz;  
     for(int i=1; i<=n; i++){
          cin >> s; ss = s;
          siz = s.size(); 
          havi[siz] = 1;
          vec[siz].pb(s); 
          reverse(all(ss));
          if (ss != s) vec[siz].pb(ss);   
     }
     for(int i=3; i<=10; i++){
          sort(all(vec[i]));
          for(int j=0; j<int(vec[i].size()); j++){
               if (j != 0 && vec[i][j] == vec[i][j-1]) continue;
               can[i][f(vec[i][j][0])] = 1;
               hav[i][f(vec[i][j][0])][f(vec[i][j].back())]++;
          }    
     }
     ll ans = 0, tmp;
     for(int i=3; i<=10; i++){
          if (!havi[i]) continue; 
          memset(dp,0,sizeof dp);
          for(int s1 = 0; s1<N; s1++){
               if (!can[i][s1]) continue; 
               for(int s2 = 0; s2<N; s2++){
                    if (!can[i][s2]) continue; 
                    for(int s3 = 0; s3 < N; s3++){
                         if (!can[i][s3]) continue; 
                         for(int put=0; put<N; put++) dp[s1][s2][s3] = (dp[s1][s2][s3]+1ll*hav[i][s1][put]*hav[i][s2][put]*hav[i][s3][put]%mod)%mod;
                    }
               }
          }
          for(int s1 = 0; s1<N; s1++){
               if (!can[i][s1]) continue; 
               for(int s2=0; s2<N; s2++){
                    if (!can[i][s2]) continue; 
                    for(int s3=0; s3<N; s3++){
                         if (!can[i][s3]) continue; 
                         for(int s4=0; s4<N; s4++){
                              if (!can[i][s4]) continue; 
                              tmp = 1ll*dp[s1][s2][s3]*dp[s1][s2][s4]%mod*dp[s1][s3][s4]%mod*dp[s2][s3][s4]%mod;
                              ans = (ans+tmp)%mod;
                         }
                    }
               }
          }
     }
     cout << ans << endl;

     return 0;
}

Subtask #1
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 49 ms 8160 KB Output is correct
2 Correct 44 ms 7840 KB Output is correct
3 Correct 43 ms 7820 KB Output is correct
4 Correct 43 ms 8004 KB Output is correct
5 Correct 42 ms 8016 KB Output is correct
6 Correct 43 ms 8208 KB Output is correct
7 Correct 42 ms 7932 KB Output is correct
8 Correct 45 ms 8104 KB Output is correct
9 Correct 42 ms 7896 KB Output is correct
10 Correct 43 ms 7964 KB Output is correct
11 Correct 43 ms 8056 KB Output is correct
12 Correct 42 ms 7928 KB Output is correct
13 Correct 42 ms 7820 KB Output is correct
14 Correct 43 ms 7696 KB Output is correct
15 Correct 54 ms 7920 KB Output is correct
16 Correct 43 ms 7868 KB Output is correct
17 Correct 42 ms 7892 KB Output is correct
18 Correct 42 ms 7836 KB Output is correct
19 Correct 43 ms 7908 KB Output is correct
20 Correct 42 ms 7916 KB Output is correct
21 Correct 42 ms 7924 KB Output is correct

Subtask #2
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 49 ms 8160 KB Output is correct
2 Correct 44 ms 7840 KB Output is correct
3 Correct 43 ms 7820 KB Output is correct
4 Correct 43 ms 8004 KB Output is correct
5 Correct 42 ms 8016 KB Output is correct
6 Correct 43 ms 8208 KB Output is correct
7 Correct 42 ms 7932 KB Output is correct
8 Correct 45 ms 8104 KB Output is correct
9 Correct 42 ms 7896 KB Output is correct
10 Correct 43 ms 7964 KB Output is correct
11 Correct 43 ms 8056 KB Output is correct
12 Correct 42 ms 7928 KB Output is correct
13 Correct 42 ms 7820 KB Output is correct
14 Correct 43 ms 7696 KB Output is correct
15 Correct 54 ms 7920 KB Output is correct
16 Correct 43 ms 7868 KB Output is correct
17 Correct 42 ms 7892 KB Output is correct
18 Correct 42 ms 7836 KB Output is correct
19 Correct 43 ms 7908 KB Output is correct
20 Correct 42 ms 7916 KB Output is correct
21 Correct 42 ms 7924 KB Output is correct
22 Correct 55 ms 7836 KB Output is correct
23 Correct 52 ms 7760 KB Output is correct
24 Correct 54 ms 7680 KB Output is correct
25 Correct 52 ms 7912 KB Output is correct
26 Correct 53 ms 7860 KB Output is correct
27 Correct 53 ms 7960 KB Output is correct
28 Correct 52 ms 7664 KB Output is correct
29 Correct 52 ms 7860 KB Output is correct
30 Correct 54 ms 7828 KB Output is correct
31 Correct 51 ms 7868 KB Output is correct
32 Correct 52 ms 7760 KB Output is correct
33 Correct 52 ms 7676 KB Output is correct
34 Correct 52 ms 7780 KB Output is correct
35 Correct 52 ms 7720 KB Output is correct
36 Correct 53 ms 7828 KB Output is correct
37 Correct 52 ms 7776 KB Output is correct
38 Correct 52 ms 7932 KB Output is correct
39 Correct 51 ms 7852 KB Output is correct
40 Correct 52 ms 7736 KB Output is correct
41 Correct 52 ms 7828 KB Output is correct
42 Correct 52 ms 7628 KB Output is correct

Subtask #3
34.0 / 34.0

# Verdict Execution time Memory Grader output
1 Correct 49 ms 8160 KB Output is correct
2 Correct 44 ms 7840 KB Output is correct
3 Correct 43 ms 7820 KB Output is correct
4 Correct 43 ms 8004 KB Output is correct
5 Correct 42 ms 8016 KB Output is correct
6 Correct 43 ms 8208 KB Output is correct
7 Correct 42 ms 7932 KB Output is correct
8 Correct 45 ms 8104 KB Output is correct
9 Correct 42 ms 7896 KB Output is correct
10 Correct 43 ms 7964 KB Output is correct
11 Correct 43 ms 8056 KB Output is correct
12 Correct 42 ms 7928 KB Output is correct
13 Correct 42 ms 7820 KB Output is correct
14 Correct 43 ms 7696 KB Output is correct
15 Correct 54 ms 7920 KB Output is correct
16 Correct 43 ms 7868 KB Output is correct
17 Correct 42 ms 7892 KB Output is correct
18 Correct 42 ms 7836 KB Output is correct
19 Correct 43 ms 7908 KB Output is correct
20 Correct 42 ms 7916 KB Output is correct
21 Correct 42 ms 7924 KB Output is correct
22 Correct 55 ms 7836 KB Output is correct
23 Correct 52 ms 7760 KB Output is correct
24 Correct 54 ms 7680 KB Output is correct
25 Correct 52 ms 7912 KB Output is correct
26 Correct 53 ms 7860 KB Output is correct
27 Correct 53 ms 7960 KB Output is correct
28 Correct 52 ms 7664 KB Output is correct
29 Correct 52 ms 7860 KB Output is correct
30 Correct 54 ms 7828 KB Output is correct
31 Correct 51 ms 7868 KB Output is correct
32 Correct 52 ms 7760 KB Output is correct
33 Correct 52 ms 7676 KB Output is correct
34 Correct 52 ms 7780 KB Output is correct
35 Correct 52 ms 7720 KB Output is correct
36 Correct 53 ms 7828 KB Output is correct
37 Correct 52 ms 7776 KB Output is correct
38 Correct 52 ms 7932 KB Output is correct
39 Correct 51 ms 7852 KB Output is correct
40 Correct 52 ms 7736 KB Output is correct
41 Correct 52 ms 7828 KB Output is correct
42 Correct 52 ms 7628 KB Output is correct
43 Correct 154 ms 7876 KB Output is correct
44 Correct 154 ms 7916 KB Output is correct
45 Correct 163 ms 7948 KB Output is correct
46 Correct 154 ms 7996 KB Output is correct
47 Correct 155 ms 7816 KB Output is correct
48 Correct 159 ms 8164 KB Output is correct
49 Correct 160 ms 7888 KB Output is correct
50 Correct 157 ms 8088 KB Output is correct
51 Correct 159 ms 8212 KB Output is correct
52 Correct 155 ms 7684 KB Output is correct
53 Correct 155 ms 7856 KB Output is correct
54 Correct 156 ms 8172 KB Output is correct
55 Correct 162 ms 8300 KB Output is correct
56 Correct 168 ms 7916 KB Output is correct
57 Correct 154 ms 8088 KB Output is correct
58 Correct 154 ms 8124 KB Output is correct
59 Correct 159 ms 8256 KB Output is correct
60 Correct 163 ms 8132 KB Output is correct
61 Correct 158 ms 7916 KB Output is correct
62 Correct 155 ms 7944 KB Output is correct
63 Correct 154 ms 8100 KB Output is correct

Subtask #4
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 49 ms 8160 KB Output is correct
2 Correct 44 ms 7840 KB Output is correct
3 Correct 43 ms 7820 KB Output is correct
4 Correct 43 ms 8004 KB Output is correct
5 Correct 42 ms 8016 KB Output is correct
6 Correct 43 ms 8208 KB Output is correct
7 Correct 42 ms 7932 KB Output is correct
8 Correct 45 ms 8104 KB Output is correct
9 Correct 42 ms 7896 KB Output is correct
10 Correct 43 ms 7964 KB Output is correct
11 Correct 43 ms 8056 KB Output is correct
12 Correct 42 ms 7928 KB Output is correct
13 Correct 42 ms 7820 KB Output is correct
14 Correct 43 ms 7696 KB Output is correct
15 Correct 54 ms 7920 KB Output is correct
16 Correct 43 ms 7868 KB Output is correct
17 Correct 42 ms 7892 KB Output is correct
18 Correct 42 ms 7836 KB Output is correct
19 Correct 43 ms 7908 KB Output is correct
20 Correct 42 ms 7916 KB Output is correct
21 Correct 42 ms 7924 KB Output is correct
22 Correct 55 ms 7836 KB Output is correct
23 Correct 52 ms 7760 KB Output is correct
24 Correct 54 ms 7680 KB Output is correct
25 Correct 52 ms 7912 KB Output is correct
26 Correct 53 ms 7860 KB Output is correct
27 Correct 53 ms 7960 KB Output is correct
28 Correct 52 ms 7664 KB Output is correct
29 Correct 52 ms 7860 KB Output is correct
30 Correct 54 ms 7828 KB Output is correct
31 Correct 51 ms 7868 KB Output is correct
32 Correct 52 ms 7760 KB Output is correct
33 Correct 52 ms 7676 KB Output is correct
34 Correct 52 ms 7780 KB Output is correct
35 Correct 52 ms 7720 KB Output is correct
36 Correct 53 ms 7828 KB Output is correct
37 Correct 52 ms 7776 KB Output is correct
38 Correct 52 ms 7932 KB Output is correct
39 Correct 51 ms 7852 KB Output is correct
40 Correct 52 ms 7736 KB Output is correct
41 Correct 52 ms 7828 KB Output is correct
42 Correct 52 ms 7628 KB Output is correct
43 Correct 154 ms 7876 KB Output is correct
44 Correct 154 ms 7916 KB Output is correct
45 Correct 163 ms 7948 KB Output is correct
46 Correct 154 ms 7996 KB Output is correct
47 Correct 155 ms 7816 KB Output is correct
48 Correct 159 ms 8164 KB Output is correct
49 Correct 160 ms 7888 KB Output is correct
50 Correct 157 ms 8088 KB Output is correct
51 Correct 159 ms 8212 KB Output is correct
52 Correct 155 ms 7684 KB Output is correct
53 Correct 155 ms 7856 KB Output is correct
54 Correct 156 ms 8172 KB Output is correct
55 Correct 162 ms 8300 KB Output is correct
56 Correct 168 ms 7916 KB Output is correct
57 Correct 154 ms 8088 KB Output is correct
58 Correct 154 ms 8124 KB Output is correct
59 Correct 159 ms 8256 KB Output is correct
60 Correct 163 ms 8132 KB Output is correct
61 Correct 158 ms 7916 KB Output is correct
62 Correct 155 ms 7944 KB Output is correct
63 Correct 154 ms 8100 KB Output is correct
64 Execution timed out 1165 ms 7872 KB Time limit exceeded
65 Halted 0 ms 0 KB -