oj.uz

Submission #946771

# Submission time Handle Problem Language Result Execution time Memory
946771 2024-03-15T04:31:47 Z berr Cubeword (CEOI19_cubeword) C++17
100 / 100
 575 ms 25864 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=0; b<62; b++){
					for(int cc=0; 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 j=0; j<62; j++){
			for(int a=0; a<62; a++){
				for(int b=0; b<62; b++){
					for(int cc=0; cc<62; cc++){
						ans += mul(mul(c[i][j][a][b], c[i][j][a][cc]), mul(c[i][a][b][cc], c[i][j][b][cc]));
						sum(ans);
					}
				}
			}
		}

	}

	cout<<ans;

}

Subtask #1
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 512 ms 24980 KB Output is correct
2 Correct 464 ms 24256 KB Output is correct
3 Correct 464 ms 24256 KB Output is correct
4 Correct 497 ms 25144 KB Output is correct
5 Correct 455 ms 24348 KB Output is correct
6 Correct 445 ms 24256 KB Output is correct
7 Correct 479 ms 24736 KB Output is correct
8 Correct 451 ms 25192 KB Output is correct
9 Correct 447 ms 25352 KB Output is correct
10 Correct 462 ms 25060 KB Output is correct
11 Correct 504 ms 24240 KB Output is correct
12 Correct 467 ms 24532 KB Output is correct
13 Correct 491 ms 25312 KB Output is correct
14 Correct 467 ms 24932 KB Output is correct
15 Correct 455 ms 25132 KB Output is correct
16 Correct 455 ms 24360 KB Output is correct
17 Correct 445 ms 25280 KB Output is correct
18 Correct 459 ms 25864 KB Output is correct
19 Correct 445 ms 24252 KB Output is correct
20 Correct 435 ms 24768 KB Output is correct
21 Correct 450 ms 24824 KB Output is correct

Subtask #2
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 512 ms 24980 KB Output is correct
2 Correct 464 ms 24256 KB Output is correct
3 Correct 464 ms 24256 KB Output is correct
4 Correct 497 ms 25144 KB Output is correct
5 Correct 455 ms 24348 KB Output is correct
6 Correct 445 ms 24256 KB Output is correct
7 Correct 479 ms 24736 KB Output is correct
8 Correct 451 ms 25192 KB Output is correct
9 Correct 447 ms 25352 KB Output is correct
10 Correct 462 ms 25060 KB Output is correct
11 Correct 504 ms 24240 KB Output is correct
12 Correct 467 ms 24532 KB Output is correct
13 Correct 491 ms 25312 KB Output is correct
14 Correct 467 ms 24932 KB Output is correct
15 Correct 455 ms 25132 KB Output is correct
16 Correct 455 ms 24360 KB Output is correct
17 Correct 445 ms 25280 KB Output is correct
18 Correct 459 ms 25864 KB Output is correct
19 Correct 445 ms 24252 KB Output is correct
20 Correct 435 ms 24768 KB Output is correct
21 Correct 450 ms 24824 KB Output is correct
22 Correct 457 ms 24944 KB Output is correct
23 Correct 506 ms 25164 KB Output is correct
24 Correct 500 ms 24516 KB Output is correct
25 Correct 544 ms 25024 KB Output is correct
26 Correct 503 ms 24400 KB Output is correct
27 Correct 476 ms 24432 KB Output is correct
28 Correct 519 ms 24472 KB Output is correct
29 Correct 494 ms 25064 KB Output is correct
30 Correct 490 ms 24512 KB Output is correct
31 Correct 476 ms 24700 KB Output is correct
32 Correct 478 ms 24520 KB Output is correct
33 Correct 484 ms 24480 KB Output is correct
34 Correct 444 ms 25360 KB Output is correct
35 Correct 451 ms 24388 KB Output is correct
36 Correct 473 ms 25284 KB Output is correct
37 Correct 468 ms 24884 KB Output is correct
38 Correct 485 ms 24460 KB Output is correct
39 Correct 440 ms 25124 KB Output is correct
40 Correct 457 ms 25540 KB Output is correct
41 Correct 444 ms 24400 KB Output is correct
42 Correct 445 ms 25224 KB Output is correct

Subtask #3
34.0 / 34.0

# Verdict Execution time Memory Grader output
1 Correct 512 ms 24980 KB Output is correct
2 Correct 464 ms 24256 KB Output is correct
3 Correct 464 ms 24256 KB Output is correct
4 Correct 497 ms 25144 KB Output is correct
5 Correct 455 ms 24348 KB Output is correct
6 Correct 445 ms 24256 KB Output is correct
7 Correct 479 ms 24736 KB Output is correct
8 Correct 451 ms 25192 KB Output is correct
9 Correct 447 ms 25352 KB Output is correct
10 Correct 462 ms 25060 KB Output is correct
11 Correct 504 ms 24240 KB Output is correct
12 Correct 467 ms 24532 KB Output is correct
13 Correct 491 ms 25312 KB Output is correct
14 Correct 467 ms 24932 KB Output is correct
15 Correct 455 ms 25132 KB Output is correct
16 Correct 455 ms 24360 KB Output is correct
17 Correct 445 ms 25280 KB Output is correct
18 Correct 459 ms 25864 KB Output is correct
19 Correct 445 ms 24252 KB Output is correct
20 Correct 435 ms 24768 KB Output is correct
21 Correct 450 ms 24824 KB Output is correct
22 Correct 457 ms 24944 KB Output is correct
23 Correct 506 ms 25164 KB Output is correct
24 Correct 500 ms 24516 KB Output is correct
25 Correct 544 ms 25024 KB Output is correct
26 Correct 503 ms 24400 KB Output is correct
27 Correct 476 ms 24432 KB Output is correct
28 Correct 519 ms 24472 KB Output is correct
29 Correct 494 ms 25064 KB Output is correct
30 Correct 490 ms 24512 KB Output is correct
31 Correct 476 ms 24700 KB Output is correct
32 Correct 478 ms 24520 KB Output is correct
33 Correct 484 ms 24480 KB Output is correct
34 Correct 444 ms 25360 KB Output is correct
35 Correct 451 ms 24388 KB Output is correct
36 Correct 473 ms 25284 KB Output is correct
37 Correct 468 ms 24884 KB Output is correct
38 Correct 485 ms 24460 KB Output is correct
39 Correct 440 ms 25124 KB Output is correct
40 Correct 457 ms 25540 KB Output is correct
41 Correct 444 ms 24400 KB Output is correct
42 Correct 445 ms 25224 KB Output is correct
43 Correct 477 ms 24512 KB Output is correct
44 Correct 467 ms 24512 KB Output is correct
45 Correct 474 ms 24508 KB Output is correct
46 Correct 474 ms 25024 KB Output is correct
47 Correct 500 ms 25240 KB Output is correct
48 Correct 473 ms 24424 KB Output is correct
49 Correct 470 ms 24660 KB Output is correct
50 Correct 463 ms 24772 KB Output is correct
51 Correct 486 ms 24508 KB Output is correct
52 Correct 464 ms 24872 KB Output is correct
53 Correct 474 ms 24732 KB Output is correct
54 Correct 479 ms 25000 KB Output is correct
55 Correct 458 ms 24492 KB Output is correct
56 Correct 483 ms 25024 KB Output is correct
57 Correct 463 ms 25280 KB Output is correct
58 Correct 467 ms 24716 KB Output is correct
59 Correct 506 ms 24516 KB Output is correct
60 Correct 461 ms 24856 KB Output is correct
61 Correct 463 ms 24404 KB Output is correct
62 Correct 476 ms 25320 KB Output is correct
63 Correct 487 ms 24548 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 512 ms 24980 KB Output is correct
2 Correct 464 ms 24256 KB Output is correct
3 Correct 464 ms 24256 KB Output is correct
4 Correct 497 ms 25144 KB Output is correct
5 Correct 455 ms 24348 KB Output is correct
6 Correct 445 ms 24256 KB Output is correct
7 Correct 479 ms 24736 KB Output is correct
8 Correct 451 ms 25192 KB Output is correct
9 Correct 447 ms 25352 KB Output is correct
10 Correct 462 ms 25060 KB Output is correct
11 Correct 504 ms 24240 KB Output is correct
12 Correct 467 ms 24532 KB Output is correct
13 Correct 491 ms 25312 KB Output is correct
14 Correct 467 ms 24932 KB Output is correct
15 Correct 455 ms 25132 KB Output is correct
16 Correct 455 ms 24360 KB Output is correct
17 Correct 445 ms 25280 KB Output is correct
18 Correct 459 ms 25864 KB Output is correct
19 Correct 445 ms 24252 KB Output is correct
20 Correct 435 ms 24768 KB Output is correct
21 Correct 450 ms 24824 KB Output is correct
22 Correct 457 ms 24944 KB Output is correct
23 Correct 506 ms 25164 KB Output is correct
24 Correct 500 ms 24516 KB Output is correct
25 Correct 544 ms 25024 KB Output is correct
26 Correct 503 ms 24400 KB Output is correct
27 Correct 476 ms 24432 KB Output is correct
28 Correct 519 ms 24472 KB Output is correct
29 Correct 494 ms 25064 KB Output is correct
30 Correct 490 ms 24512 KB Output is correct
31 Correct 476 ms 24700 KB Output is correct
32 Correct 478 ms 24520 KB Output is correct
33 Correct 484 ms 24480 KB Output is correct
34 Correct 444 ms 25360 KB Output is correct
35 Correct 451 ms 24388 KB Output is correct
36 Correct 473 ms 25284 KB Output is correct
37 Correct 468 ms 24884 KB Output is correct
38 Correct 485 ms 24460 KB Output is correct
39 Correct 440 ms 25124 KB Output is correct
40 Correct 457 ms 25540 KB Output is correct
41 Correct 444 ms 24400 KB Output is correct
42 Correct 445 ms 25224 KB Output is correct
43 Correct 477 ms 24512 KB Output is correct
44 Correct 467 ms 24512 KB Output is correct
45 Correct 474 ms 24508 KB Output is correct
46 Correct 474 ms 25024 KB Output is correct
47 Correct 500 ms 25240 KB Output is correct
48 Correct 473 ms 24424 KB Output is correct
49 Correct 470 ms 24660 KB Output is correct
50 Correct 463 ms 24772 KB Output is correct
51 Correct 486 ms 24508 KB Output is correct
52 Correct 464 ms 24872 KB Output is correct
53 Correct 474 ms 24732 KB Output is correct
54 Correct 479 ms 25000 KB Output is correct
55 Correct 458 ms 24492 KB Output is correct
56 Correct 483 ms 25024 KB Output is correct
57 Correct 463 ms 25280 KB Output is correct
58 Correct 467 ms 24716 KB Output is correct
59 Correct 506 ms 24516 KB Output is correct
60 Correct 461 ms 24856 KB Output is correct
61 Correct 463 ms 24404 KB Output is correct
62 Correct 476 ms 25320 KB Output is correct
63 Correct 487 ms 24548 KB Output is correct
64 Correct 536 ms 25096 KB Output is correct
65 Correct 535 ms 25024 KB Output is correct
66 Correct 547 ms 24508 KB Output is correct
67 Correct 575 ms 24668 KB Output is correct
68 Correct 530 ms 24508 KB Output is correct
69 Correct 530 ms 25348 KB Output is correct
70 Correct 560 ms 24600 KB Output is correct
71 Correct 547 ms 24980 KB Output is correct
72 Correct 540 ms 24744 KB Output is correct
73 Correct 532 ms 24412 KB Output is correct
74 Correct 543 ms 24508 KB Output is correct
75 Correct 533 ms 25280 KB Output is correct
76 Correct 532 ms 25024 KB Output is correct
77 Correct 551 ms 24824 KB Output is correct
78 Correct 530 ms 24648 KB Output is correct
79 Correct 544 ms 24512 KB Output is correct
80 Correct 562 ms 24512 KB Output is correct
81 Correct 533 ms 24420 KB Output is correct
82 Correct 556 ms 25024 KB Output is correct
83 Correct 543 ms 24552 KB Output is correct
84 Correct 537 ms 24512 KB Output is correct