답안 #349239

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
349239	2021-01-17T07:51:10 Z	Bill_00	Cubeword (CEOI19_cubeword)	C++14	100 / 100	1032 ms	39732 KB

cubeword

#include <bits/stdc++.h>
#define N 100001
#define MOD 998244353
#define ll long long
#define pb push_back
const int M=62;
using namespace std;
unordered_map<string,bool>um;
string a[N];
ll cnt[M][M][11],dp[M][M][M][11];
ll ans;
int main(){
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	cout.tie(0);
	int n;
	cin >> n; 
	for(int i=1;i<=n;++i){
		cin >> a[i];
		int k=a[i].size();
		char s=a[i][0],t=a[i][k-1];
		int ss,tt;
		if('a'<=s && s<='z') ss=s-'a';
		if('A'<=s && s<='Z') ss=s-'A'+26;
		if('0'<=s && s<='9') ss=s-'0'+52;
		if('a'<=t && t<='z') tt=t-'a';
		if('A'<=t && t<='Z') tt=t-'A'+26;
		if('0'<=t && t<='9') tt=t-'0'+52;
		if(um[a[i]]==0) cnt[ss][tt][k]++;
		um[a[i]]=1;
		reverse(a[i].begin(),a[i].end());
		if(um[a[i]]==0){
			um[a[i]]=1;
			cnt[tt][ss][k]++;
		} 
	}
	for(int i=0;i<M;++i){
		for(int j=0;j<M;++j){
			for(int k=0;k<M;++k){
				for(int p=0;p<M;++p){
					for(int num=3;num<=10;++num){
						ll res=1;
						res*=cnt[i][p][num];
						res*=cnt[j][p][num];
						if(res>=MOD)res%=MOD;
						res*=cnt[k][p][num];
						dp[i][j][k][num]+=res;
						if(dp[i][j][k][num]>=MOD) dp[i][j][k][num]%=MOD;
					}
				}
			}
		}
	}
	for(int i=0;i<M;++i){
		for(int j=0;j<M;++j){
			for(int k=0;k<M;++k){
				for(int p=0;p<M;++p){
					for(int num=3;num<=10;++num){
						ll res=1;
						res*=dp[i][j][k][num];
						res*=dp[i][j][p][num];
						if(res>=MOD)res%=MOD;
						res*=dp[i][k][p][num];
						if(res>=MOD)res%=MOD;
						res*=dp[j][k][p][num];
						ans+=res;
						if(ans>=MOD)ans%=MOD;
					}
				}
			}
		}
	}
	cout << ans;
}

Compilation message

cubeword.cpp: In function 'int main()':
cubeword.cpp:34:17: warning: 'tt' may be used uninitialized in this function [-Wmaybe-uninitialized]
   34 |    cnt[tt][ss][k]++;
      |    ~~~~~~~~~~~~~^
cubeword.cpp:34:17: warning: 'ss' may be used uninitialized in this function [-Wmaybe-uninitialized]

Subtask #1
21.0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	731 ms	38580 KB	Output is correct
2	Correct	733 ms	38452 KB	Output is correct
3	Correct	751 ms	38600 KB	Output is correct
4	Correct	730 ms	38472 KB	Output is correct
5	Correct	737 ms	38452 KB	Output is correct
6	Correct	752 ms	38452 KB	Output is correct
7	Correct	727 ms	38672 KB	Output is correct
8	Correct	726 ms	38580 KB	Output is correct
9	Correct	734 ms	38472 KB	Output is correct
10	Correct	744 ms	38708 KB	Output is correct
11	Correct	723 ms	38468 KB	Output is correct
12	Correct	732 ms	38452 KB	Output is correct
13	Correct	728 ms	38580 KB	Output is correct
14	Correct	730 ms	38580 KB	Output is correct
15	Correct	745 ms	38560 KB	Output is correct
16	Correct	732 ms	38452 KB	Output is correct
17	Correct	733 ms	38452 KB	Output is correct
18	Correct	750 ms	38640 KB	Output is correct
19	Correct	736 ms	38580 KB	Output is correct
20	Correct	743 ms	38580 KB	Output is correct
21	Correct	726 ms	38580 KB	Output is correct

Subtask #2
29.0 / 29.0

#	결과	실행 시간	메모리	Grader output
1	Correct	731 ms	38580 KB	Output is correct
2	Correct	733 ms	38452 KB	Output is correct
3	Correct	751 ms	38600 KB	Output is correct
4	Correct	730 ms	38472 KB	Output is correct
5	Correct	737 ms	38452 KB	Output is correct
6	Correct	752 ms	38452 KB	Output is correct
7	Correct	727 ms	38672 KB	Output is correct
8	Correct	726 ms	38580 KB	Output is correct
9	Correct	734 ms	38472 KB	Output is correct
10	Correct	744 ms	38708 KB	Output is correct
11	Correct	723 ms	38468 KB	Output is correct
12	Correct	732 ms	38452 KB	Output is correct
13	Correct	728 ms	38580 KB	Output is correct
14	Correct	730 ms	38580 KB	Output is correct
15	Correct	745 ms	38560 KB	Output is correct
16	Correct	732 ms	38452 KB	Output is correct
17	Correct	733 ms	38452 KB	Output is correct
18	Correct	750 ms	38640 KB	Output is correct
19	Correct	736 ms	38580 KB	Output is correct
20	Correct	743 ms	38580 KB	Output is correct
21	Correct	726 ms	38580 KB	Output is correct
22	Correct	751 ms	38964 KB	Output is correct
23	Correct	738 ms	38928 KB	Output is correct
24	Correct	754 ms	38964 KB	Output is correct
25	Correct	723 ms	38964 KB	Output is correct
26	Correct	726 ms	38964 KB	Output is correct
27	Correct	751 ms	39092 KB	Output is correct
28	Correct	761 ms	39152 KB	Output is correct
29	Correct	737 ms	38964 KB	Output is correct
30	Correct	741 ms	38964 KB	Output is correct
31	Correct	734 ms	39092 KB	Output is correct
32	Correct	772 ms	39036 KB	Output is correct
33	Correct	732 ms	39092 KB	Output is correct
34	Correct	736 ms	38964 KB	Output is correct
35	Correct	737 ms	38964 KB	Output is correct
36	Correct	727 ms	39028 KB	Output is correct
37	Correct	738 ms	38964 KB	Output is correct
38	Correct	729 ms	39220 KB	Output is correct
39	Correct	737 ms	38964 KB	Output is correct
40	Correct	730 ms	39060 KB	Output is correct
41	Correct	743 ms	38964 KB	Output is correct
42	Correct	773 ms	39092 KB	Output is correct

Subtask #3
34.0 / 34.0

#	결과	실행 시간	메모리	Grader output
1	Correct	731 ms	38580 KB	Output is correct
2	Correct	733 ms	38452 KB	Output is correct
3	Correct	751 ms	38600 KB	Output is correct
4	Correct	730 ms	38472 KB	Output is correct
5	Correct	737 ms	38452 KB	Output is correct
6	Correct	752 ms	38452 KB	Output is correct
7	Correct	727 ms	38672 KB	Output is correct
8	Correct	726 ms	38580 KB	Output is correct
9	Correct	734 ms	38472 KB	Output is correct
10	Correct	744 ms	38708 KB	Output is correct
11	Correct	723 ms	38468 KB	Output is correct
12	Correct	732 ms	38452 KB	Output is correct
13	Correct	728 ms	38580 KB	Output is correct
14	Correct	730 ms	38580 KB	Output is correct
15	Correct	745 ms	38560 KB	Output is correct
16	Correct	732 ms	38452 KB	Output is correct
17	Correct	733 ms	38452 KB	Output is correct
18	Correct	750 ms	38640 KB	Output is correct
19	Correct	736 ms	38580 KB	Output is correct
20	Correct	743 ms	38580 KB	Output is correct
21	Correct	726 ms	38580 KB	Output is correct
22	Correct	751 ms	38964 KB	Output is correct
23	Correct	738 ms	38928 KB	Output is correct
24	Correct	754 ms	38964 KB	Output is correct
25	Correct	723 ms	38964 KB	Output is correct
26	Correct	726 ms	38964 KB	Output is correct
27	Correct	751 ms	39092 KB	Output is correct
28	Correct	761 ms	39152 KB	Output is correct
29	Correct	737 ms	38964 KB	Output is correct
30	Correct	741 ms	38964 KB	Output is correct
31	Correct	734 ms	39092 KB	Output is correct
32	Correct	772 ms	39036 KB	Output is correct
33	Correct	732 ms	39092 KB	Output is correct
34	Correct	736 ms	38964 KB	Output is correct
35	Correct	737 ms	38964 KB	Output is correct
36	Correct	727 ms	39028 KB	Output is correct
37	Correct	738 ms	38964 KB	Output is correct
38	Correct	729 ms	39220 KB	Output is correct
39	Correct	737 ms	38964 KB	Output is correct
40	Correct	730 ms	39060 KB	Output is correct
41	Correct	743 ms	38964 KB	Output is correct
42	Correct	773 ms	39092 KB	Output is correct
43	Correct	766 ms	39220 KB	Output is correct
44	Correct	823 ms	39220 KB	Output is correct
45	Correct	763 ms	39220 KB	Output is correct
46	Correct	773 ms	39348 KB	Output is correct
47	Correct	804 ms	39348 KB	Output is correct
48	Correct	771 ms	39364 KB	Output is correct
49	Correct	792 ms	39336 KB	Output is correct
50	Correct	774 ms	39476 KB	Output is correct
51	Correct	843 ms	39220 KB	Output is correct
52	Correct	770 ms	39220 KB	Output is correct
53	Correct	766 ms	39220 KB	Output is correct
54	Correct	780 ms	39220 KB	Output is correct
55	Correct	783 ms	39220 KB	Output is correct
56	Correct	784 ms	39220 KB	Output is correct
57	Correct	814 ms	39220 KB	Output is correct
58	Correct	774 ms	39220 KB	Output is correct
59	Correct	778 ms	39296 KB	Output is correct
60	Correct	771 ms	39220 KB	Output is correct
61	Correct	780 ms	39220 KB	Output is correct
62	Correct	767 ms	39152 KB	Output is correct
63	Correct	761 ms	39348 KB	Output is correct

Subtask #4
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	731 ms	38580 KB	Output is correct
2	Correct	733 ms	38452 KB	Output is correct
3	Correct	751 ms	38600 KB	Output is correct
4	Correct	730 ms	38472 KB	Output is correct
5	Correct	737 ms	38452 KB	Output is correct
6	Correct	752 ms	38452 KB	Output is correct
7	Correct	727 ms	38672 KB	Output is correct
8	Correct	726 ms	38580 KB	Output is correct
9	Correct	734 ms	38472 KB	Output is correct
10	Correct	744 ms	38708 KB	Output is correct
11	Correct	723 ms	38468 KB	Output is correct
12	Correct	732 ms	38452 KB	Output is correct
13	Correct	728 ms	38580 KB	Output is correct
14	Correct	730 ms	38580 KB	Output is correct
15	Correct	745 ms	38560 KB	Output is correct
16	Correct	732 ms	38452 KB	Output is correct
17	Correct	733 ms	38452 KB	Output is correct
18	Correct	750 ms	38640 KB	Output is correct
19	Correct	736 ms	38580 KB	Output is correct
20	Correct	743 ms	38580 KB	Output is correct
21	Correct	726 ms	38580 KB	Output is correct
22	Correct	751 ms	38964 KB	Output is correct
23	Correct	738 ms	38928 KB	Output is correct
24	Correct	754 ms	38964 KB	Output is correct
25	Correct	723 ms	38964 KB	Output is correct
26	Correct	726 ms	38964 KB	Output is correct
27	Correct	751 ms	39092 KB	Output is correct
28	Correct	761 ms	39152 KB	Output is correct
29	Correct	737 ms	38964 KB	Output is correct
30	Correct	741 ms	38964 KB	Output is correct
31	Correct	734 ms	39092 KB	Output is correct
32	Correct	772 ms	39036 KB	Output is correct
33	Correct	732 ms	39092 KB	Output is correct
34	Correct	736 ms	38964 KB	Output is correct
35	Correct	737 ms	38964 KB	Output is correct
36	Correct	727 ms	39028 KB	Output is correct
37	Correct	738 ms	38964 KB	Output is correct
38	Correct	729 ms	39220 KB	Output is correct
39	Correct	737 ms	38964 KB	Output is correct
40	Correct	730 ms	39060 KB	Output is correct
41	Correct	743 ms	38964 KB	Output is correct
42	Correct	773 ms	39092 KB	Output is correct
43	Correct	766 ms	39220 KB	Output is correct
44	Correct	823 ms	39220 KB	Output is correct
45	Correct	763 ms	39220 KB	Output is correct
46	Correct	773 ms	39348 KB	Output is correct
47	Correct	804 ms	39348 KB	Output is correct
48	Correct	771 ms	39364 KB	Output is correct
49	Correct	792 ms	39336 KB	Output is correct
50	Correct	774 ms	39476 KB	Output is correct
51	Correct	843 ms	39220 KB	Output is correct
52	Correct	770 ms	39220 KB	Output is correct
53	Correct	766 ms	39220 KB	Output is correct
54	Correct	780 ms	39220 KB	Output is correct
55	Correct	783 ms	39220 KB	Output is correct
56	Correct	784 ms	39220 KB	Output is correct
57	Correct	814 ms	39220 KB	Output is correct
58	Correct	774 ms	39220 KB	Output is correct
59	Correct	778 ms	39296 KB	Output is correct
60	Correct	771 ms	39220 KB	Output is correct
61	Correct	780 ms	39220 KB	Output is correct
62	Correct	767 ms	39152 KB	Output is correct
63	Correct	761 ms	39348 KB	Output is correct
64	Correct	1012 ms	39540 KB	Output is correct
65	Correct	1026 ms	39604 KB	Output is correct
66	Correct	1012 ms	39604 KB	Output is correct
67	Correct	1006 ms	39604 KB	Output is correct
68	Correct	1018 ms	39596 KB	Output is correct
69	Correct	1014 ms	39732 KB	Output is correct
70	Correct	1006 ms	39604 KB	Output is correct
71	Correct	1028 ms	39604 KB	Output is correct
72	Correct	1029 ms	39604 KB	Output is correct
73	Correct	1004 ms	39604 KB	Output is correct
74	Correct	1004 ms	39604 KB	Output is correct
75	Correct	1010 ms	39604 KB	Output is correct
76	Correct	1006 ms	39604 KB	Output is correct
77	Correct	1008 ms	39732 KB	Output is correct
78	Correct	1006 ms	39604 KB	Output is correct
79	Correct	1012 ms	39604 KB	Output is correct
80	Correct	1012 ms	39604 KB	Output is correct
81	Correct	1018 ms	39604 KB	Output is correct
82	Correct	1032 ms	39604 KB	Output is correct
83	Correct	1025 ms	39604 KB	Output is correct
84	Correct	1008 ms	39624 KB	Output is correct

답안 #349239

Compilation message

Subtask #1 21.0 / 21.0

Subtask #2 29.0 / 29.0

Subtask #3 34.0 / 34.0

Subtask #4 16.0 / 16.0

Subtask #1
21.0 / 21.0

Subtask #2
29.0 / 29.0

Subtask #3
34.0 / 34.0

Subtask #4
16.0 / 16.0