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Submission #946803

# Submission time Handle Problem Language Result Execution time Memory
946803 2024-03-15T05:18:34 Z berr Cubeword (CEOI19_cubeword) C++17
100 / 100
 133 ms 19092 KB 
#pragma GCC optimize("O3,unroll-loops")
//#pragma GCC target("avx2")

#include <bits/stdc++.h>
using namespace std;
#define int long long

map<char, int> mp;
int c[11][62][62][62];
int aa[11][63][63];

const int mod = 998244353;

int mul(int x, int y){
	if((x*y)>mod) return x*y%mod;
	return x*y;
}

void sum(int &a){
	if(a>=mod) a-=mod;
}

signed main(){
	ios_base::sync_with_stdio(false);
	cin.tie(0);
	int cnt=0;

	for(int i='a'; i<='z'; i++) mp[i]=cnt++;
	for(int i='A'; i<='Z'; i++)	mp[i]=cnt++;
	for(int i='0'; i<='9'; i++)	mp[i]=cnt++;
	
	int n; cin>>n;
	vector<string> s(n), x;
		
	for(auto &i: s){
		cin >> i;
		string x = i;
		reverse(x.begin(), x.end());
		if(x<i) i=x;
	}

	sort(s.begin(), s.end());
	for(int i=0; i<n; i++){
		if(i==0||s[i]!=s[i-1]) x.push_back(s[i]);
	}

	s=x;
	n = s.size();	

	for(int i=0; i<n; i++){
		string x=s[i];
		reverse(x.begin(), x.end());
		if(x==s[i]) aa[x.size()][mp[x[0]]][mp[x.back()]]++;
		else aa[x.size()][mp[x[0]]][mp[x.back()]]++, aa[x.size()][mp[x.back()]][mp[x[0]]]++;
	}
	for(int i=3; i<=10; i++){
		for(int j=0; j<62; j++){
			for(int a=0; a<62; a++){
				for(int b=a; b<62; b++){
					for(int cc=b; cc<62; cc++){
						c[i][a][b][cc] += mul(aa[i][j][a], mul(aa[i][j][b], aa[i][j][cc]));
						sum(c[i][a][b][cc]);
					}
				}
			}
		}
	}

	int ans=0;
	for(int i=3; i<=10; i++){
		for(int a=0; a<62; a++){
			for(int b=a; b<62; b++){
				for(int cc=b; cc<62; cc++){
					for(int d=cc; d<62; d++){

					int val = 0;
					if(d==a) val = 1;
					else if(d==b) val=4;
					else if(cc==a) val= 4;
					else if(b==a && d==cc) val=6;
					else if(d==cc || b==a) val=12;
					else if(cc==b) val = 12;
					else val=24;

					ans += mul(val, mul(mul(c[i][a][b][cc], c[i][a][b][d]), mul(c[i][b][cc][d], c[i][a][cc][d])));
					sum(ans);
				}
			}
			}
		}

	}

	cout<<ans;

}

Subtask #1
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 108 ms 17860 KB Output is correct
2 Correct 105 ms 18820 KB Output is correct
3 Correct 102 ms 17792 KB Output is correct
4 Correct 111 ms 17808 KB Output is correct
5 Correct 103 ms 17840 KB Output is correct
6 Correct 102 ms 18204 KB Output is correct
7 Correct 119 ms 18812 KB Output is correct
8 Correct 105 ms 18036 KB Output is correct
9 Correct 105 ms 18620 KB Output is correct
10 Correct 106 ms 17856 KB Output is correct
11 Correct 105 ms 17820 KB Output is correct
12 Correct 107 ms 17804 KB Output is correct
13 Correct 108 ms 17788 KB Output is correct
14 Correct 123 ms 17796 KB Output is correct
15 Correct 102 ms 18568 KB Output is correct
16 Correct 104 ms 17796 KB Output is correct
17 Correct 106 ms 17856 KB Output is correct
18 Correct 123 ms 17904 KB Output is correct
19 Correct 104 ms 18108 KB Output is correct
20 Correct 126 ms 17952 KB Output is correct
21 Correct 103 ms 17852 KB Output is correct

Subtask #2
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 108 ms 17860 KB Output is correct
2 Correct 105 ms 18820 KB Output is correct
3 Correct 102 ms 17792 KB Output is correct
4 Correct 111 ms 17808 KB Output is correct
5 Correct 103 ms 17840 KB Output is correct
6 Correct 102 ms 18204 KB Output is correct
7 Correct 119 ms 18812 KB Output is correct
8 Correct 105 ms 18036 KB Output is correct
9 Correct 105 ms 18620 KB Output is correct
10 Correct 106 ms 17856 KB Output is correct
11 Correct 105 ms 17820 KB Output is correct
12 Correct 107 ms 17804 KB Output is correct
13 Correct 108 ms 17788 KB Output is correct
14 Correct 123 ms 17796 KB Output is correct
15 Correct 102 ms 18568 KB Output is correct
16 Correct 104 ms 17796 KB Output is correct
17 Correct 106 ms 17856 KB Output is correct
18 Correct 123 ms 17904 KB Output is correct
19 Correct 104 ms 18108 KB Output is correct
20 Correct 126 ms 17952 KB Output is correct
21 Correct 103 ms 17852 KB Output is correct
22 Correct 104 ms 18516 KB Output is correct
23 Correct 106 ms 18916 KB Output is correct
24 Correct 110 ms 17964 KB Output is correct
25 Correct 102 ms 18880 KB Output is correct
26 Correct 107 ms 18032 KB Output is correct
27 Correct 132 ms 17860 KB Output is correct
28 Correct 115 ms 18624 KB Output is correct
29 Correct 102 ms 18824 KB Output is correct
30 Correct 118 ms 18212 KB Output is correct
31 Correct 105 ms 18728 KB Output is correct
32 Correct 111 ms 18824 KB Output is correct
33 Correct 120 ms 17952 KB Output is correct
34 Correct 116 ms 18052 KB Output is correct
35 Correct 102 ms 18884 KB Output is correct
36 Correct 104 ms 18052 KB Output is correct
37 Correct 101 ms 18056 KB Output is correct
38 Correct 103 ms 18620 KB Output is correct
39 Correct 103 ms 18680 KB Output is correct
40 Correct 133 ms 18620 KB Output is correct
41 Correct 104 ms 18876 KB Output is correct
42 Correct 104 ms 18108 KB Output is correct

Subtask #3
34.0 / 34.0

# Verdict Execution time Memory Grader output
1 Correct 108 ms 17860 KB Output is correct
2 Correct 105 ms 18820 KB Output is correct
3 Correct 102 ms 17792 KB Output is correct
4 Correct 111 ms 17808 KB Output is correct
5 Correct 103 ms 17840 KB Output is correct
6 Correct 102 ms 18204 KB Output is correct
7 Correct 119 ms 18812 KB Output is correct
8 Correct 105 ms 18036 KB Output is correct
9 Correct 105 ms 18620 KB Output is correct
10 Correct 106 ms 17856 KB Output is correct
11 Correct 105 ms 17820 KB Output is correct
12 Correct 107 ms 17804 KB Output is correct
13 Correct 108 ms 17788 KB Output is correct
14 Correct 123 ms 17796 KB Output is correct
15 Correct 102 ms 18568 KB Output is correct
16 Correct 104 ms 17796 KB Output is correct
17 Correct 106 ms 17856 KB Output is correct
18 Correct 123 ms 17904 KB Output is correct
19 Correct 104 ms 18108 KB Output is correct
20 Correct 126 ms 17952 KB Output is correct
21 Correct 103 ms 17852 KB Output is correct
22 Correct 104 ms 18516 KB Output is correct
23 Correct 106 ms 18916 KB Output is correct
24 Correct 110 ms 17964 KB Output is correct
25 Correct 102 ms 18880 KB Output is correct
26 Correct 107 ms 18032 KB Output is correct
27 Correct 132 ms 17860 KB Output is correct
28 Correct 115 ms 18624 KB Output is correct
29 Correct 102 ms 18824 KB Output is correct
30 Correct 118 ms 18212 KB Output is correct
31 Correct 105 ms 18728 KB Output is correct
32 Correct 111 ms 18824 KB Output is correct
33 Correct 120 ms 17952 KB Output is correct
34 Correct 116 ms 18052 KB Output is correct
35 Correct 102 ms 18884 KB Output is correct
36 Correct 104 ms 18052 KB Output is correct
37 Correct 101 ms 18056 KB Output is correct
38 Correct 103 ms 18620 KB Output is correct
39 Correct 103 ms 18680 KB Output is correct
40 Correct 133 ms 18620 KB Output is correct
41 Correct 104 ms 18876 KB Output is correct
42 Correct 104 ms 18108 KB Output is correct
43 Correct 108 ms 18364 KB Output is correct
44 Correct 123 ms 18112 KB Output is correct
45 Correct 106 ms 18108 KB Output is correct
46 Correct 124 ms 18392 KB Output is correct
47 Correct 107 ms 18128 KB Output is correct
48 Correct 107 ms 18036 KB Output is correct
49 Correct 111 ms 18364 KB Output is correct
50 Correct 106 ms 18364 KB Output is correct
51 Correct 105 ms 18060 KB Output is correct
52 Correct 105 ms 18056 KB Output is correct
53 Correct 109 ms 18108 KB Output is correct
54 Correct 125 ms 18104 KB Output is correct
55 Correct 106 ms 18108 KB Output is correct
56 Correct 107 ms 18108 KB Output is correct
57 Correct 131 ms 18880 KB Output is correct
58 Correct 112 ms 18160 KB Output is correct
59 Correct 107 ms 18108 KB Output is correct
60 Correct 121 ms 18624 KB Output is correct
61 Correct 111 ms 18368 KB Output is correct
62 Correct 106 ms 18056 KB Output is correct
63 Correct 109 ms 18544 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 108 ms 17860 KB Output is correct
2 Correct 105 ms 18820 KB Output is correct
3 Correct 102 ms 17792 KB Output is correct
4 Correct 111 ms 17808 KB Output is correct
5 Correct 103 ms 17840 KB Output is correct
6 Correct 102 ms 18204 KB Output is correct
7 Correct 119 ms 18812 KB Output is correct
8 Correct 105 ms 18036 KB Output is correct
9 Correct 105 ms 18620 KB Output is correct
10 Correct 106 ms 17856 KB Output is correct
11 Correct 105 ms 17820 KB Output is correct
12 Correct 107 ms 17804 KB Output is correct
13 Correct 108 ms 17788 KB Output is correct
14 Correct 123 ms 17796 KB Output is correct
15 Correct 102 ms 18568 KB Output is correct
16 Correct 104 ms 17796 KB Output is correct
17 Correct 106 ms 17856 KB Output is correct
18 Correct 123 ms 17904 KB Output is correct
19 Correct 104 ms 18108 KB Output is correct
20 Correct 126 ms 17952 KB Output is correct
21 Correct 103 ms 17852 KB Output is correct
22 Correct 104 ms 18516 KB Output is correct
23 Correct 106 ms 18916 KB Output is correct
24 Correct 110 ms 17964 KB Output is correct
25 Correct 102 ms 18880 KB Output is correct
26 Correct 107 ms 18032 KB Output is correct
27 Correct 132 ms 17860 KB Output is correct
28 Correct 115 ms 18624 KB Output is correct
29 Correct 102 ms 18824 KB Output is correct
30 Correct 118 ms 18212 KB Output is correct
31 Correct 105 ms 18728 KB Output is correct
32 Correct 111 ms 18824 KB Output is correct
33 Correct 120 ms 17952 KB Output is correct
34 Correct 116 ms 18052 KB Output is correct
35 Correct 102 ms 18884 KB Output is correct
36 Correct 104 ms 18052 KB Output is correct
37 Correct 101 ms 18056 KB Output is correct
38 Correct 103 ms 18620 KB Output is correct
39 Correct 103 ms 18680 KB Output is correct
40 Correct 133 ms 18620 KB Output is correct
41 Correct 104 ms 18876 KB Output is correct
42 Correct 104 ms 18108 KB Output is correct
43 Correct 108 ms 18364 KB Output is correct
44 Correct 123 ms 18112 KB Output is correct
45 Correct 106 ms 18108 KB Output is correct
46 Correct 124 ms 18392 KB Output is correct
47 Correct 107 ms 18128 KB Output is correct
48 Correct 107 ms 18036 KB Output is correct
49 Correct 111 ms 18364 KB Output is correct
50 Correct 106 ms 18364 KB Output is correct
51 Correct 105 ms 18060 KB Output is correct
52 Correct 105 ms 18056 KB Output is correct
53 Correct 109 ms 18108 KB Output is correct
54 Correct 125 ms 18104 KB Output is correct
55 Correct 106 ms 18108 KB Output is correct
56 Correct 107 ms 18108 KB Output is correct
57 Correct 131 ms 18880 KB Output is correct
58 Correct 112 ms 18160 KB Output is correct
59 Correct 107 ms 18108 KB Output is correct
60 Correct 121 ms 18624 KB Output is correct
61 Correct 111 ms 18368 KB Output is correct
62 Correct 106 ms 18056 KB Output is correct
63 Correct 109 ms 18544 KB Output is correct
64 Correct 119 ms 18240 KB Output is correct
65 Correct 127 ms 19028 KB Output is correct
66 Correct 116 ms 18112 KB Output is correct
67 Correct 117 ms 18780 KB Output is correct
68 Correct 119 ms 18624 KB Output is correct
69 Correct 117 ms 18108 KB Output is correct
70 Correct 119 ms 18108 KB Output is correct
71 Correct 118 ms 18988 KB Output is correct
72 Correct 116 ms 18436 KB Output is correct
73 Correct 116 ms 18112 KB Output is correct
74 Correct 123 ms 18112 KB Output is correct
75 Correct 120 ms 18568 KB Output is correct
76 Correct 116 ms 18948 KB Output is correct
77 Correct 121 ms 18184 KB Output is correct
78 Correct 117 ms 19092 KB Output is correct
79 Correct 116 ms 18216 KB Output is correct
80 Correct 120 ms 18192 KB Output is correct
81 Correct 127 ms 18880 KB Output is correct
82 Correct 120 ms 18368 KB Output is correct
83 Correct 118 ms 18076 KB Output is correct
84 Correct 117 ms 18108 KB Output is correct