oj.uz

Submission #578902

# Submission time Handle Problem Language Result Execution time Memory
578902 2022-06-18T07:34:01 Z amunduzbaev Cubeword (CEOI19_cubeword) C++17
84 / 100
 634 ms 36668 KB 
#include "bits/stdc++.h"
using namespace std;
 
#define ar array
typedef int64_t ll;

const int N = 1e5 + 5;
const int M = 62;
const int mod = 119 << 23 | 1;
int is[M][M], pre[M][M][M], cnt[M][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' + 26;
			if('0' <= x && x <= '9') x = x - '0' + 52;
		}
		
		string b = a[i];
		reverse(b.begin(), b.end());
		a.push_back(b);
	}
	int p[4] {};
	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++){
					p[0] = i, p[1] = j, p[2] = k, p[3] = l; // = {i, j, k, l};
					sort(p, p + 4);
					cnt[p[0]][p[1]][p[2]][p[3]]++;
				}
			}
		}
	}
	
	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=i;j<M;j++){
				for(int k=j;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] % mod * is[k][l]) % mod;
					}
				}
			}
		}
		
		for(int i=0;i<M;i++){
			for(int j=i;j<M;j++){
				for(int k=j;k<M;k++){
					for(int l=k;l<M;l++){
						int res = cnt[i][j][k][l];
						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 += res;
						if(tot >= mod) tot -= 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:67:14: warning: array subscript has type 'char' [-Wchar-subscripts]
   67 |    is[a[l][0]][a[l][s-1]]++;
      |              ^
cubeword.cpp:67:25: warning: array subscript has type 'char' [-Wchar-subscripts]
   67 |    is[a[l][0]][a[l][s-1]]++;
      |                         ^

Subtask #1
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 558 ms 36368 KB Output is correct
2 Correct 524 ms 36392 KB Output is correct
3 Correct 525 ms 36380 KB Output is correct
4 Correct 523 ms 36324 KB Output is correct
5 Correct 552 ms 36360 KB Output is correct
6 Correct 516 ms 36368 KB Output is correct
7 Correct 509 ms 36384 KB Output is correct
8 Correct 531 ms 36380 KB Output is correct
9 Correct 529 ms 36504 KB Output is correct
10 Correct 529 ms 36356 KB Output is correct
11 Correct 513 ms 36668 KB Output is correct
12 Correct 540 ms 36412 KB Output is correct
13 Correct 534 ms 36340 KB Output is correct
14 Correct 519 ms 36460 KB Output is correct
15 Correct 515 ms 36304 KB Output is correct
16 Correct 529 ms 36288 KB Output is correct
17 Correct 556 ms 36292 KB Output is correct
18 Correct 517 ms 36344 KB Output is correct
19 Correct 531 ms 36392 KB Output is correct
20 Correct 510 ms 36440 KB Output is correct
21 Correct 542 ms 36376 KB Output is correct

Subtask #2
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 558 ms 36368 KB Output is correct
2 Correct 524 ms 36392 KB Output is correct
3 Correct 525 ms 36380 KB Output is correct
4 Correct 523 ms 36324 KB Output is correct
5 Correct 552 ms 36360 KB Output is correct
6 Correct 516 ms 36368 KB Output is correct
7 Correct 509 ms 36384 KB Output is correct
8 Correct 531 ms 36380 KB Output is correct
9 Correct 529 ms 36504 KB Output is correct
10 Correct 529 ms 36356 KB Output is correct
11 Correct 513 ms 36668 KB Output is correct
12 Correct 540 ms 36412 KB Output is correct
13 Correct 534 ms 36340 KB Output is correct
14 Correct 519 ms 36460 KB Output is correct
15 Correct 515 ms 36304 KB Output is correct
16 Correct 529 ms 36288 KB Output is correct
17 Correct 556 ms 36292 KB Output is correct
18 Correct 517 ms 36344 KB Output is correct
19 Correct 531 ms 36392 KB Output is correct
20 Correct 510 ms 36440 KB Output is correct
21 Correct 542 ms 36376 KB Output is correct
22 Correct 535 ms 36408 KB Output is correct
23 Correct 513 ms 36376 KB Output is correct
24 Correct 523 ms 36440 KB Output is correct
25 Correct 520 ms 36380 KB Output is correct
26 Correct 508 ms 36364 KB Output is correct
27 Correct 525 ms 36396 KB Output is correct
28 Correct 521 ms 36328 KB Output is correct
29 Correct 511 ms 36340 KB Output is correct
30 Correct 523 ms 36376 KB Output is correct
31 Correct 528 ms 36400 KB Output is correct
32 Correct 522 ms 36336 KB Output is correct
33 Correct 546 ms 36360 KB Output is correct
34 Correct 508 ms 36388 KB Output is correct
35 Correct 549 ms 36372 KB Output is correct
36 Correct 543 ms 36372 KB Output is correct
37 Correct 538 ms 36392 KB Output is correct
38 Correct 553 ms 36372 KB Output is correct
39 Correct 554 ms 36336 KB Output is correct
40 Correct 563 ms 36420 KB Output is correct
41 Correct 634 ms 36328 KB Output is correct
42 Correct 566 ms 36300 KB Output is correct

Subtask #3
34.0 / 34.0

# Verdict Execution time Memory Grader output
1 Correct 558 ms 36368 KB Output is correct
2 Correct 524 ms 36392 KB Output is correct
3 Correct 525 ms 36380 KB Output is correct
4 Correct 523 ms 36324 KB Output is correct
5 Correct 552 ms 36360 KB Output is correct
6 Correct 516 ms 36368 KB Output is correct
7 Correct 509 ms 36384 KB Output is correct
8 Correct 531 ms 36380 KB Output is correct
9 Correct 529 ms 36504 KB Output is correct
10 Correct 529 ms 36356 KB Output is correct
11 Correct 513 ms 36668 KB Output is correct
12 Correct 540 ms 36412 KB Output is correct
13 Correct 534 ms 36340 KB Output is correct
14 Correct 519 ms 36460 KB Output is correct
15 Correct 515 ms 36304 KB Output is correct
16 Correct 529 ms 36288 KB Output is correct
17 Correct 556 ms 36292 KB Output is correct
18 Correct 517 ms 36344 KB Output is correct
19 Correct 531 ms 36392 KB Output is correct
20 Correct 510 ms 36440 KB Output is correct
21 Correct 542 ms 36376 KB Output is correct
22 Correct 535 ms 36408 KB Output is correct
23 Correct 513 ms 36376 KB Output is correct
24 Correct 523 ms 36440 KB Output is correct
25 Correct 520 ms 36380 KB Output is correct
26 Correct 508 ms 36364 KB Output is correct
27 Correct 525 ms 36396 KB Output is correct
28 Correct 521 ms 36328 KB Output is correct
29 Correct 511 ms 36340 KB Output is correct
30 Correct 523 ms 36376 KB Output is correct
31 Correct 528 ms 36400 KB Output is correct
32 Correct 522 ms 36336 KB Output is correct
33 Correct 546 ms 36360 KB Output is correct
34 Correct 508 ms 36388 KB Output is correct
35 Correct 549 ms 36372 KB Output is correct
36 Correct 543 ms 36372 KB Output is correct
37 Correct 538 ms 36392 KB Output is correct
38 Correct 553 ms 36372 KB Output is correct
39 Correct 554 ms 36336 KB Output is correct
40 Correct 563 ms 36420 KB Output is correct
41 Correct 634 ms 36328 KB Output is correct
42 Correct 566 ms 36300 KB Output is correct
43 Correct 597 ms 36376 KB Output is correct
44 Correct 548 ms 36364 KB Output is correct
45 Correct 527 ms 36496 KB Output is correct
46 Correct 530 ms 36452 KB Output is correct
47 Correct 524 ms 36464 KB Output is correct
48 Correct 555 ms 36372 KB Output is correct
49 Correct 523 ms 36416 KB Output is correct
50 Correct 536 ms 36400 KB Output is correct
51 Correct 519 ms 36284 KB Output is correct
52 Correct 554 ms 36376 KB Output is correct
53 Correct 533 ms 36368 KB Output is correct
54 Correct 532 ms 36384 KB Output is correct
55 Correct 522 ms 36380 KB Output is correct
56 Correct 506 ms 36372 KB Output is correct
57 Correct 527 ms 36452 KB Output is correct
58 Correct 531 ms 36368 KB Output is correct
59 Correct 524 ms 36440 KB Output is correct
60 Correct 522 ms 36320 KB Output is correct
61 Correct 516 ms 36292 KB Output is correct
62 Correct 542 ms 36348 KB Output is correct
63 Correct 512 ms 36496 KB Output is correct

Subtask #4
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 558 ms 36368 KB Output is correct
2 Correct 524 ms 36392 KB Output is correct
3 Correct 525 ms 36380 KB Output is correct
4 Correct 523 ms 36324 KB Output is correct
5 Correct 552 ms 36360 KB Output is correct
6 Correct 516 ms 36368 KB Output is correct
7 Correct 509 ms 36384 KB Output is correct
8 Correct 531 ms 36380 KB Output is correct
9 Correct 529 ms 36504 KB Output is correct
10 Correct 529 ms 36356 KB Output is correct
11 Correct 513 ms 36668 KB Output is correct
12 Correct 540 ms 36412 KB Output is correct
13 Correct 534 ms 36340 KB Output is correct
14 Correct 519 ms 36460 KB Output is correct
15 Correct 515 ms 36304 KB Output is correct
16 Correct 529 ms 36288 KB Output is correct
17 Correct 556 ms 36292 KB Output is correct
18 Correct 517 ms 36344 KB Output is correct
19 Correct 531 ms 36392 KB Output is correct
20 Correct 510 ms 36440 KB Output is correct
21 Correct 542 ms 36376 KB Output is correct
22 Correct 535 ms 36408 KB Output is correct
23 Correct 513 ms 36376 KB Output is correct
24 Correct 523 ms 36440 KB Output is correct
25 Correct 520 ms 36380 KB Output is correct
26 Correct 508 ms 36364 KB Output is correct
27 Correct 525 ms 36396 KB Output is correct
28 Correct 521 ms 36328 KB Output is correct
29 Correct 511 ms 36340 KB Output is correct
30 Correct 523 ms 36376 KB Output is correct
31 Correct 528 ms 36400 KB Output is correct
32 Correct 522 ms 36336 KB Output is correct
33 Correct 546 ms 36360 KB Output is correct
34 Correct 508 ms 36388 KB Output is correct
35 Correct 549 ms 36372 KB Output is correct
36 Correct 543 ms 36372 KB Output is correct
37 Correct 538 ms 36392 KB Output is correct
38 Correct 553 ms 36372 KB Output is correct
39 Correct 554 ms 36336 KB Output is correct
40 Correct 563 ms 36420 KB Output is correct
41 Correct 634 ms 36328 KB Output is correct
42 Correct 566 ms 36300 KB Output is correct
43 Correct 597 ms 36376 KB Output is correct
44 Correct 548 ms 36364 KB Output is correct
45 Correct 527 ms 36496 KB Output is correct
46 Correct 530 ms 36452 KB Output is correct
47 Correct 524 ms 36464 KB Output is correct
48 Correct 555 ms 36372 KB Output is correct
49 Correct 523 ms 36416 KB Output is correct
50 Correct 536 ms 36400 KB Output is correct
51 Correct 519 ms 36284 KB Output is correct
52 Correct 554 ms 36376 KB Output is correct
53 Correct 533 ms 36368 KB Output is correct
54 Correct 532 ms 36384 KB Output is correct
55 Correct 522 ms 36380 KB Output is correct
56 Correct 506 ms 36372 KB Output is correct
57 Correct 527 ms 36452 KB Output is correct
58 Correct 531 ms 36368 KB Output is correct
59 Correct 524 ms 36440 KB Output is correct
60 Correct 522 ms 36320 KB Output is correct
61 Correct 516 ms 36292 KB Output is correct
62 Correct 542 ms 36348 KB Output is correct
63 Correct 512 ms 36496 KB Output is correct
64 Incorrect 521 ms 36360 KB Output isn't correct
65 Halted 0 ms 0 KB -