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Submission #898872

# Submission time Handle Problem Language Result Execution time Memory
898872 2024-01-05T08:22:41 Z arashMLG Cubeword (CEOI19_cubeword) C++17
100 / 100
 830 ms 9248 KB 
#include<bits/stdc++.h>
using namespace std;

#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("sse4")

typedef long long ll;
typedef pair<int,int> pii;
typedef pair<ll,ll>   pll;

const int N = 5e5 + 23;
const int K = 26 + 26 +10;
const ll mod = 998244353;
const ll inf = 1e18;

//#define F         first
#define S         second
#define pb        push_back
#define sz(x)     ((int)x.size())
#define all(x)    x.begin(),x.end()
#define lc        (v<<1)
#define rc        ((v<<1)|1)
#define F(x)      for(int x = 0; x < K; x++)
#define debug(x)  cout<<#x << " : " << x << endl;
#define int       ll

int dp[K][K][K];
vector<string> s[11];
int cnt[K][K];
vector<pii> vec;
int val[300];
int javab = 0;

void solve(int len) {
	F(i) F(j) {
		cnt[i][j] = 0;
		F(k) dp[i][j][k] = 0;
	}
	sort(all(s[len]));
	s[len].resize(unique(all(s[len])) - s[len].begin());
	for(string t : s[len]) {
		cnt[val[t[0]]][val[t.back()]] ++;
	}
	F(i) F(a) F(b) F(c) {
		(dp[a][b][c] += (1LL*cnt[i][a]*cnt[i][b]%mod*cnt[i][c] %mod)) %= mod;
	}
	int ans=0;
	F(a) F(b) F(c) F(d) {
		(ans += (dp[a][b][c] *dp[a][b][d]%mod*dp[a][c][d]%mod*dp[b][c][d])) %= mod;
	}
	(javab += ans) %=mod;
}

int32_t main() {
	cin.tie(nullptr)->sync_with_stdio(false);
	int x = 0;
	for(char c = 'a'; c<= 'z'; c++) {
		val[c] = x++;
	}
	for(char c = 'A'; c<= 'Z'; c++) {
		val[c] = x++;
	}
	for(char c = '0'; c <= '9'; c++) {
		val[c] = x ++;
	}
	int n; cin>>n;
	for(int i = 0 ;i < n ; i++){ 
		string t; cin>>t;
		s[sz(t)].pb(t);
		reverse(all(t));
		s[sz(t)].pb(t);
	}
	for(int i = 3; i <= 10; i ++) solve(i);
	cout<<javab%mod;
	return 0;
}

Compilation message

cubeword.cpp: In function 'void solve(ll)':
cubeword.cpp:42:15: warning: array subscript has type 'char' [-Wchar-subscripts]
   42 |   cnt[val[t[0]]][val[t.back()]] ++;
      |               ^
cubeword.cpp:42:28: warning: array subscript has type 'char' [-Wchar-subscripts]
   42 |   cnt[val[t[0]]][val[t.back()]] ++;
      |                      ~~~~~~^~
cubeword.cpp: In function 'int32_t main()':
cubeword.cpp:58:7: warning: array subscript has type 'char' [-Wchar-subscripts]
   58 |   val[c] = x++;
      |       ^
cubeword.cpp:61:7: warning: array subscript has type 'char' [-Wchar-subscripts]
   61 |   val[c] = x++;
      |       ^
cubeword.cpp:64:7: warning: array subscript has type 'char' [-Wchar-subscripts]
   64 |   val[c] = x ++;
      |       ^

Subtask #1
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 806 ms 8944 KB Output is correct
2 Correct 804 ms 8880 KB Output is correct
3 Correct 802 ms 8912 KB Output is correct
4 Correct 804 ms 9036 KB Output is correct
5 Correct 810 ms 9008 KB Output is correct
6 Correct 815 ms 9164 KB Output is correct
7 Correct 803 ms 8992 KB Output is correct
8 Correct 804 ms 8936 KB Output is correct
9 Correct 811 ms 8992 KB Output is correct
10 Correct 808 ms 9236 KB Output is correct
11 Correct 807 ms 9096 KB Output is correct
12 Correct 809 ms 9020 KB Output is correct
13 Correct 808 ms 8872 KB Output is correct
14 Correct 820 ms 8976 KB Output is correct
15 Correct 818 ms 8800 KB Output is correct
16 Correct 799 ms 8840 KB Output is correct
17 Correct 812 ms 8992 KB Output is correct
18 Correct 810 ms 8872 KB Output is correct
19 Correct 803 ms 8976 KB Output is correct
20 Correct 809 ms 8996 KB Output is correct
21 Correct 807 ms 9008 KB Output is correct

Subtask #2
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 806 ms 8944 KB Output is correct
2 Correct 804 ms 8880 KB Output is correct
3 Correct 802 ms 8912 KB Output is correct
4 Correct 804 ms 9036 KB Output is correct
5 Correct 810 ms 9008 KB Output is correct
6 Correct 815 ms 9164 KB Output is correct
7 Correct 803 ms 8992 KB Output is correct
8 Correct 804 ms 8936 KB Output is correct
9 Correct 811 ms 8992 KB Output is correct
10 Correct 808 ms 9236 KB Output is correct
11 Correct 807 ms 9096 KB Output is correct
12 Correct 809 ms 9020 KB Output is correct
13 Correct 808 ms 8872 KB Output is correct
14 Correct 820 ms 8976 KB Output is correct
15 Correct 818 ms 8800 KB Output is correct
16 Correct 799 ms 8840 KB Output is correct
17 Correct 812 ms 8992 KB Output is correct
18 Correct 810 ms 8872 KB Output is correct
19 Correct 803 ms 8976 KB Output is correct
20 Correct 809 ms 8996 KB Output is correct
21 Correct 807 ms 9008 KB Output is correct
22 Correct 824 ms 8668 KB Output is correct
23 Correct 822 ms 8776 KB Output is correct
24 Correct 814 ms 8936 KB Output is correct
25 Correct 830 ms 8912 KB Output is correct
26 Correct 826 ms 8836 KB Output is correct
27 Correct 797 ms 9248 KB Output is correct
28 Correct 810 ms 8800 KB Output is correct
29 Correct 813 ms 8644 KB Output is correct
30 Correct 821 ms 8768 KB Output is correct
31 Correct 798 ms 8808 KB Output is correct
32 Correct 811 ms 8784 KB Output is correct
33 Correct 796 ms 8764 KB Output is correct
34 Correct 803 ms 8856 KB Output is correct
35 Correct 797 ms 8996 KB Output is correct
36 Correct 805 ms 8848 KB Output is correct
37 Correct 818 ms 8552 KB Output is correct
38 Correct 804 ms 8908 KB Output is correct
39 Correct 800 ms 8900 KB Output is correct
40 Correct 805 ms 8828 KB Output is correct
41 Correct 813 ms 8936 KB Output is correct
42 Correct 803 ms 8760 KB Output is correct

Subtask #3
34.0 / 34.0

# Verdict Execution time Memory Grader output
1 Correct 806 ms 8944 KB Output is correct
2 Correct 804 ms 8880 KB Output is correct
3 Correct 802 ms 8912 KB Output is correct
4 Correct 804 ms 9036 KB Output is correct
5 Correct 810 ms 9008 KB Output is correct
6 Correct 815 ms 9164 KB Output is correct
7 Correct 803 ms 8992 KB Output is correct
8 Correct 804 ms 8936 KB Output is correct
9 Correct 811 ms 8992 KB Output is correct
10 Correct 808 ms 9236 KB Output is correct
11 Correct 807 ms 9096 KB Output is correct
12 Correct 809 ms 9020 KB Output is correct
13 Correct 808 ms 8872 KB Output is correct
14 Correct 820 ms 8976 KB Output is correct
15 Correct 818 ms 8800 KB Output is correct
16 Correct 799 ms 8840 KB Output is correct
17 Correct 812 ms 8992 KB Output is correct
18 Correct 810 ms 8872 KB Output is correct
19 Correct 803 ms 8976 KB Output is correct
20 Correct 809 ms 8996 KB Output is correct
21 Correct 807 ms 9008 KB Output is correct
22 Correct 824 ms 8668 KB Output is correct
23 Correct 822 ms 8776 KB Output is correct
24 Correct 814 ms 8936 KB Output is correct
25 Correct 830 ms 8912 KB Output is correct
26 Correct 826 ms 8836 KB Output is correct
27 Correct 797 ms 9248 KB Output is correct
28 Correct 810 ms 8800 KB Output is correct
29 Correct 813 ms 8644 KB Output is correct
30 Correct 821 ms 8768 KB Output is correct
31 Correct 798 ms 8808 KB Output is correct
32 Correct 811 ms 8784 KB Output is correct
33 Correct 796 ms 8764 KB Output is correct
34 Correct 803 ms 8856 KB Output is correct
35 Correct 797 ms 8996 KB Output is correct
36 Correct 805 ms 8848 KB Output is correct
37 Correct 818 ms 8552 KB Output is correct
38 Correct 804 ms 8908 KB Output is correct
39 Correct 800 ms 8900 KB Output is correct
40 Correct 805 ms 8828 KB Output is correct
41 Correct 813 ms 8936 KB Output is correct
42 Correct 803 ms 8760 KB Output is correct
43 Correct 807 ms 8644 KB Output is correct
44 Correct 804 ms 8724 KB Output is correct
45 Correct 806 ms 8636 KB Output is correct
46 Correct 808 ms 8760 KB Output is correct
47 Correct 802 ms 8800 KB Output is correct
48 Correct 812 ms 9152 KB Output is correct
49 Correct 803 ms 9156 KB Output is correct
50 Correct 799 ms 9168 KB Output is correct
51 Correct 813 ms 8876 KB Output is correct
52 Correct 805 ms 8724 KB Output is correct
53 Correct 805 ms 8592 KB Output is correct
54 Correct 804 ms 8848 KB Output is correct
55 Correct 802 ms 9232 KB Output is correct
56 Correct 813 ms 8776 KB Output is correct
57 Correct 808 ms 9036 KB Output is correct
58 Correct 823 ms 9144 KB Output is correct
59 Correct 821 ms 9028 KB Output is correct
60 Correct 801 ms 9016 KB Output is correct
61 Correct 813 ms 8768 KB Output is correct
62 Correct 813 ms 9224 KB Output is correct
63 Correct 801 ms 9024 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 806 ms 8944 KB Output is correct
2 Correct 804 ms 8880 KB Output is correct
3 Correct 802 ms 8912 KB Output is correct
4 Correct 804 ms 9036 KB Output is correct
5 Correct 810 ms 9008 KB Output is correct
6 Correct 815 ms 9164 KB Output is correct
7 Correct 803 ms 8992 KB Output is correct
8 Correct 804 ms 8936 KB Output is correct
9 Correct 811 ms 8992 KB Output is correct
10 Correct 808 ms 9236 KB Output is correct
11 Correct 807 ms 9096 KB Output is correct
12 Correct 809 ms 9020 KB Output is correct
13 Correct 808 ms 8872 KB Output is correct
14 Correct 820 ms 8976 KB Output is correct
15 Correct 818 ms 8800 KB Output is correct
16 Correct 799 ms 8840 KB Output is correct
17 Correct 812 ms 8992 KB Output is correct
18 Correct 810 ms 8872 KB Output is correct
19 Correct 803 ms 8976 KB Output is correct
20 Correct 809 ms 8996 KB Output is correct
21 Correct 807 ms 9008 KB Output is correct
22 Correct 824 ms 8668 KB Output is correct
23 Correct 822 ms 8776 KB Output is correct
24 Correct 814 ms 8936 KB Output is correct
25 Correct 830 ms 8912 KB Output is correct
26 Correct 826 ms 8836 KB Output is correct
27 Correct 797 ms 9248 KB Output is correct
28 Correct 810 ms 8800 KB Output is correct
29 Correct 813 ms 8644 KB Output is correct
30 Correct 821 ms 8768 KB Output is correct
31 Correct 798 ms 8808 KB Output is correct
32 Correct 811 ms 8784 KB Output is correct
33 Correct 796 ms 8764 KB Output is correct
34 Correct 803 ms 8856 KB Output is correct
35 Correct 797 ms 8996 KB Output is correct
36 Correct 805 ms 8848 KB Output is correct
37 Correct 818 ms 8552 KB Output is correct
38 Correct 804 ms 8908 KB Output is correct
39 Correct 800 ms 8900 KB Output is correct
40 Correct 805 ms 8828 KB Output is correct
41 Correct 813 ms 8936 KB Output is correct
42 Correct 803 ms 8760 KB Output is correct
43 Correct 807 ms 8644 KB Output is correct
44 Correct 804 ms 8724 KB Output is correct
45 Correct 806 ms 8636 KB Output is correct
46 Correct 808 ms 8760 KB Output is correct
47 Correct 802 ms 8800 KB Output is correct
48 Correct 812 ms 9152 KB Output is correct
49 Correct 803 ms 9156 KB Output is correct
50 Correct 799 ms 9168 KB Output is correct
51 Correct 813 ms 8876 KB Output is correct
52 Correct 805 ms 8724 KB Output is correct
53 Correct 805 ms 8592 KB Output is correct
54 Correct 804 ms 8848 KB Output is correct
55 Correct 802 ms 9232 KB Output is correct
56 Correct 813 ms 8776 KB Output is correct
57 Correct 808 ms 9036 KB Output is correct
58 Correct 823 ms 9144 KB Output is correct
59 Correct 821 ms 9028 KB Output is correct
60 Correct 801 ms 9016 KB Output is correct
61 Correct 813 ms 8768 KB Output is correct
62 Correct 813 ms 9224 KB Output is correct
63 Correct 801 ms 9024 KB Output is correct
64 Correct 798 ms 8888 KB Output is correct
65 Correct 812 ms 9028 KB Output is correct
66 Correct 811 ms 8668 KB Output is correct
67 Correct 800 ms 8712 KB Output is correct
68 Correct 803 ms 8652 KB Output is correct
69 Correct 801 ms 8896 KB Output is correct
70 Correct 800 ms 8900 KB Output is correct
71 Correct 807 ms 8792 KB Output is correct
72 Correct 803 ms 9024 KB Output is correct
73 Correct 805 ms 8896 KB Output is correct
74 Correct 798 ms 9196 KB Output is correct
75 Correct 812 ms 8980 KB Output is correct
76 Correct 803 ms 8916 KB Output is correct
77 Correct 799 ms 8612 KB Output is correct
78 Correct 816 ms 8760 KB Output is correct
79 Correct 811 ms 8768 KB Output is correct
80 Correct 806 ms 9028 KB Output is correct
81 Correct 799 ms 9168 KB Output is correct
82 Correct 801 ms 9232 KB Output is correct
83 Correct 813 ms 8896 KB Output is correct
84 Correct 799 ms 9152 KB Output is correct