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답안 #578894

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
578894 2022-06-18T07:27:12 Z amunduzbaev Cubeword (CEOI19_cubeword) C++17
84 / 100
 214 ms 34960 KB 
#include "bits/stdc++.h"
using namespace std;
 
#define ar array
typedef int64_t ll;

const int N = 1e5 + 5;
const int M = 32;
const int mod = 119 << 23 | 1;
int is[M][M], pre[M][M][M];

int bp(int a, int b){
	int c=1;
	while(b){
		if(b&1) c = c * 1ll * a % mod;
		a = a * 1ll * a % mod, b >>= 1;
	} return c;
}

signed main(){
	ios::sync_with_stdio(0); cin.tie(0);
	
	int n; cin>>n;
	vector<string> a(n);
	for(int i=0;i<n;i++){
		cin>>a[i];
		for(auto& x : a[i]){
			if('a' <= x && x <= 'z') x = x - 'a';
			if('A' <= x && x <= 'Z') x = x - 'A' + 16;
			if('0' <= x && x <= '9') x = x - '0' + 52;
		}
		
		string b = a[i];
		reverse(b.begin(), b.end());
		a.push_back(b);
	}
	
	sort(a.begin(), a.end());
	vector<string> b;
	for(int i=0;i<n*2;i++){
		if(!i || a[i] != a[i-1]) b.push_back(a[i]);
	}
	swap(a, b);
	sort(a.begin(), a.end(), [&](string& a, string& b){
		return a.size() < b.size();
	});
	n = a.size();
	
	int l = 0, tot = 0;
	for(int s=3;s<=10;s++){
		memset(is, 0, sizeof is);
		int k = l;
		while(l < n && (int)a[l].size() == s){
			is[a[l][0]][a[l][s-1]]++;
			l++;
		}
		if(l == k) continue;
		memset(pre, 0, sizeof pre);
		
		for(int i=0;i<M;i++){
			for(int j=0;j<M;j++){
				for(int k=0;k<M;k++){
					for(int l=0;l<M;l++){
						pre[i][j][k] = (pre[i][j][k] + is[i][l] * 1ll * is[j][l] * is[k][l]) % mod;
					}
				}
			}
		}
		
		for(int i=0;i<M;i++){
			for(int j=0;j<M;j++){
				for(int k=0;k<M;k++){
					for(int l=0;l<M;l++){
						int res = 1;
						res = res * 1ll * pre[i][j][k] % mod;
						res = res * 1ll * pre[i][j][l] % mod;
						res = res * 1ll * pre[i][k][l] % mod;
						res = res * 1ll * pre[j][k][l] % mod;
						tot = (tot + res) % mod;
					}
				}
			}
		}
	}
	
	//~ cout<<tot<<"\n";
	//~ tot = tot * 1ll * bp(6, mod - 2) % mod;
	cout<<tot<<"\n";
}

Compilation message

cubeword.cpp: In function 'int main()':
cubeword.cpp:54:14: warning: array subscript has type 'char' [-Wchar-subscripts]
   54 |    is[a[l][0]][a[l][s-1]]++;
      |              ^
cubeword.cpp:54:25: warning: array subscript has type 'char' [-Wchar-subscripts]
   54 |    is[a[l][0]][a[l][s-1]]++;
      |                         ^

Subtask #1
21.0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 196 ms 18860 KB Output is correct
2 Correct 192 ms 18868 KB Output is correct
3 Correct 213 ms 18880 KB Output is correct
4 Correct 214 ms 18844 KB Output is correct
5 Correct 200 ms 18868 KB Output is correct
6 Correct 196 ms 18908 KB Output is correct
7 Correct 195 ms 18888 KB Output is correct
8 Correct 195 ms 18864 KB Output is correct
9 Correct 209 ms 18868 KB Output is correct
10 Correct 203 ms 18864 KB Output is correct
11 Correct 201 ms 18824 KB Output is correct
12 Correct 192 ms 18868 KB Output is correct
13 Correct 195 ms 18832 KB Output is correct
14 Correct 190 ms 18868 KB Output is correct
15 Correct 200 ms 18864 KB Output is correct
16 Correct 191 ms 18872 KB Output is correct
17 Correct 179 ms 18876 KB Output is correct
18 Correct 181 ms 18820 KB Output is correct
19 Correct 189 ms 18872 KB Output is correct
20 Correct 182 ms 18876 KB Output is correct
21 Correct 181 ms 18872 KB Output is correct

Subtask #2
29.0 / 29.0

# 결과 실행 시간 메모리 Grader output
1 Correct 196 ms 18860 KB Output is correct
2 Correct 192 ms 18868 KB Output is correct
3 Correct 213 ms 18880 KB Output is correct
4 Correct 214 ms 18844 KB Output is correct
5 Correct 200 ms 18868 KB Output is correct
6 Correct 196 ms 18908 KB Output is correct
7 Correct 195 ms 18888 KB Output is correct
8 Correct 195 ms 18864 KB Output is correct
9 Correct 209 ms 18868 KB Output is correct
10 Correct 203 ms 18864 KB Output is correct
11 Correct 201 ms 18824 KB Output is correct
12 Correct 192 ms 18868 KB Output is correct
13 Correct 195 ms 18832 KB Output is correct
14 Correct 190 ms 18868 KB Output is correct
15 Correct 200 ms 18864 KB Output is correct
16 Correct 191 ms 18872 KB Output is correct
17 Correct 179 ms 18876 KB Output is correct
18 Correct 181 ms 18820 KB Output is correct
19 Correct 189 ms 18872 KB Output is correct
20 Correct 182 ms 18876 KB Output is correct
21 Correct 181 ms 18872 KB Output is correct
22 Correct 178 ms 18864 KB Output is correct
23 Correct 177 ms 18868 KB Output is correct
24 Correct 176 ms 18880 KB Output is correct
25 Correct 184 ms 18832 KB Output is correct
26 Correct 179 ms 18872 KB Output is correct
27 Correct 182 ms 18868 KB Output is correct
28 Correct 175 ms 18796 KB Output is correct
29 Correct 176 ms 18872 KB Output is correct
30 Correct 176 ms 18876 KB Output is correct
31 Correct 178 ms 18828 KB Output is correct
32 Correct 175 ms 18880 KB Output is correct
33 Correct 178 ms 18868 KB Output is correct
34 Correct 197 ms 18864 KB Output is correct
35 Correct 178 ms 18864 KB Output is correct
36 Correct 177 ms 18796 KB Output is correct
37 Correct 178 ms 18880 KB Output is correct
38 Correct 202 ms 18868 KB Output is correct
39 Correct 175 ms 18864 KB Output is correct
40 Correct 182 ms 18828 KB Output is correct
41 Correct 173 ms 18868 KB Output is correct
42 Correct 176 ms 18868 KB Output is correct

Subtask #3
34.0 / 34.0

# 결과 실행 시간 메모리 Grader output
1 Correct 196 ms 18860 KB Output is correct
2 Correct 192 ms 18868 KB Output is correct
3 Correct 213 ms 18880 KB Output is correct
4 Correct 214 ms 18844 KB Output is correct
5 Correct 200 ms 18868 KB Output is correct
6 Correct 196 ms 18908 KB Output is correct
7 Correct 195 ms 18888 KB Output is correct
8 Correct 195 ms 18864 KB Output is correct
9 Correct 209 ms 18868 KB Output is correct
10 Correct 203 ms 18864 KB Output is correct
11 Correct 201 ms 18824 KB Output is correct
12 Correct 192 ms 18868 KB Output is correct
13 Correct 195 ms 18832 KB Output is correct
14 Correct 190 ms 18868 KB Output is correct
15 Correct 200 ms 18864 KB Output is correct
16 Correct 191 ms 18872 KB Output is correct
17 Correct 179 ms 18876 KB Output is correct
18 Correct 181 ms 18820 KB Output is correct
19 Correct 189 ms 18872 KB Output is correct
20 Correct 182 ms 18876 KB Output is correct
21 Correct 181 ms 18872 KB Output is correct
22 Correct 178 ms 18864 KB Output is correct
23 Correct 177 ms 18868 KB Output is correct
24 Correct 176 ms 18880 KB Output is correct
25 Correct 184 ms 18832 KB Output is correct
26 Correct 179 ms 18872 KB Output is correct
27 Correct 182 ms 18868 KB Output is correct
28 Correct 175 ms 18796 KB Output is correct
29 Correct 176 ms 18872 KB Output is correct
30 Correct 176 ms 18876 KB Output is correct
31 Correct 178 ms 18828 KB Output is correct
32 Correct 175 ms 18880 KB Output is correct
33 Correct 178 ms 18868 KB Output is correct
34 Correct 197 ms 18864 KB Output is correct
35 Correct 178 ms 18864 KB Output is correct
36 Correct 177 ms 18796 KB Output is correct
37 Correct 178 ms 18880 KB Output is correct
38 Correct 202 ms 18868 KB Output is correct
39 Correct 175 ms 18864 KB Output is correct
40 Correct 182 ms 18828 KB Output is correct
41 Correct 173 ms 18868 KB Output is correct
42 Correct 176 ms 18868 KB Output is correct
43 Correct 181 ms 18828 KB Output is correct
44 Correct 181 ms 19596 KB Output is correct
45 Correct 181 ms 19616 KB Output is correct
46 Correct 182 ms 19612 KB Output is correct
47 Correct 183 ms 19620 KB Output is correct
48 Correct 176 ms 19612 KB Output is correct
49 Correct 184 ms 19608 KB Output is correct
50 Correct 177 ms 19580 KB Output is correct
51 Correct 176 ms 19596 KB Output is correct
52 Correct 178 ms 19600 KB Output is correct
53 Correct 178 ms 19612 KB Output is correct
54 Correct 178 ms 19592 KB Output is correct
55 Correct 175 ms 19612 KB Output is correct
56 Correct 175 ms 19616 KB Output is correct
57 Correct 177 ms 19600 KB Output is correct
58 Correct 179 ms 19612 KB Output is correct
59 Correct 184 ms 19612 KB Output is correct
60 Correct 180 ms 19608 KB Output is correct
61 Correct 190 ms 19600 KB Output is correct
62 Correct 180 ms 19584 KB Output is correct
63 Correct 175 ms 19596 KB Output is correct

Subtask #4
0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 196 ms 18860 KB Output is correct
2 Correct 192 ms 18868 KB Output is correct
3 Correct 213 ms 18880 KB Output is correct
4 Correct 214 ms 18844 KB Output is correct
5 Correct 200 ms 18868 KB Output is correct
6 Correct 196 ms 18908 KB Output is correct
7 Correct 195 ms 18888 KB Output is correct
8 Correct 195 ms 18864 KB Output is correct
9 Correct 209 ms 18868 KB Output is correct
10 Correct 203 ms 18864 KB Output is correct
11 Correct 201 ms 18824 KB Output is correct
12 Correct 192 ms 18868 KB Output is correct
13 Correct 195 ms 18832 KB Output is correct
14 Correct 190 ms 18868 KB Output is correct
15 Correct 200 ms 18864 KB Output is correct
16 Correct 191 ms 18872 KB Output is correct
17 Correct 179 ms 18876 KB Output is correct
18 Correct 181 ms 18820 KB Output is correct
19 Correct 189 ms 18872 KB Output is correct
20 Correct 182 ms 18876 KB Output is correct
21 Correct 181 ms 18872 KB Output is correct
22 Correct 178 ms 18864 KB Output is correct
23 Correct 177 ms 18868 KB Output is correct
24 Correct 176 ms 18880 KB Output is correct
25 Correct 184 ms 18832 KB Output is correct
26 Correct 179 ms 18872 KB Output is correct
27 Correct 182 ms 18868 KB Output is correct
28 Correct 175 ms 18796 KB Output is correct
29 Correct 176 ms 18872 KB Output is correct
30 Correct 176 ms 18876 KB Output is correct
31 Correct 178 ms 18828 KB Output is correct
32 Correct 175 ms 18880 KB Output is correct
33 Correct 178 ms 18868 KB Output is correct
34 Correct 197 ms 18864 KB Output is correct
35 Correct 178 ms 18864 KB Output is correct
36 Correct 177 ms 18796 KB Output is correct
37 Correct 178 ms 18880 KB Output is correct
38 Correct 202 ms 18868 KB Output is correct
39 Correct 175 ms 18864 KB Output is correct
40 Correct 182 ms 18828 KB Output is correct
41 Correct 173 ms 18868 KB Output is correct
42 Correct 176 ms 18868 KB Output is correct
43 Correct 181 ms 18828 KB Output is correct
44 Correct 181 ms 19596 KB Output is correct
45 Correct 181 ms 19616 KB Output is correct
46 Correct 182 ms 19612 KB Output is correct
47 Correct 183 ms 19620 KB Output is correct
48 Correct 176 ms 19612 KB Output is correct
49 Correct 184 ms 19608 KB Output is correct
50 Correct 177 ms 19580 KB Output is correct
51 Correct 176 ms 19596 KB Output is correct
52 Correct 178 ms 19600 KB Output is correct
53 Correct 178 ms 19612 KB Output is correct
54 Correct 178 ms 19592 KB Output is correct
55 Correct 175 ms 19612 KB Output is correct
56 Correct 175 ms 19616 KB Output is correct
57 Correct 177 ms 19600 KB Output is correct
58 Correct 179 ms 19612 KB Output is correct
59 Correct 184 ms 19612 KB Output is correct
60 Correct 180 ms 19608 KB Output is correct
61 Correct 190 ms 19600 KB Output is correct
62 Correct 180 ms 19584 KB Output is correct
63 Correct 175 ms 19596 KB Output is correct
64 Runtime error 194 ms 34960 KB Execution killed with signal 11
65 Halted 0 ms 0 KB -