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Submission #1025518

# Submission time Handle Problem Language Result Execution time Memory
1025518 2024-07-17T05:55:38 Z 변재우(#10944) Cubeword (CEOI19_cubeword) C++17
84 / 100
 580 ms 15000 KB 
#include <bits/stdc++.h>
#define int long long
using namespace std;

const int Nmax=100010, M=52, Mod=998244353;
int N, ans, cnt[M][M], val[M][M][M];
string S[Nmax];

int f(char x) {
    if('a'<=x && x<='z') return x-'a';
    else if('A'<=x && x<='Z') return x-'A'+26;
    else return x-'0'+52;
}

void solve(vector<string> V) {
    map<string, bool> chk;
    for(int i=0; i<V.size(); i++) {
        string tmp=V[i];
        reverse(tmp.begin(), tmp.end());
        if(chk[tmp]) {
            swap(V[i], V.back()); V.pop_back();
            i--; continue;
        }
        chk[V[i]]=true;
    }
    for(int i=0; i<M; i++) for(int j=0; j<M; j++) cnt[i][j]=0;
    for(int i=0; i<V.size(); i++) {
        int l=f(V[i][0]), r=f(V[i].back());
        cnt[l][r]++;
        string t=V[i]; reverse(t.begin(), t.end());
        if(l!=r || V[i]!=t) cnt[r][l]++;
    }
    for(int i=0; i<M; i++) for(int j=0; j<M; j++) for(int k=0; k<M; k++) {
        val[i][j][k]=0;
        for(int l=0; l<M; l++) val[i][j][k]=(val[i][j][k]+((cnt[i][l]*cnt[j][l])%Mod)*cnt[k][l])%Mod;
    }
    for(int a=0; a<M; a++) for(int b=0; b<M; b++) for(int c=0; c<M; c++) for(int d=0; d<M; d++)
        ans=(ans+((val[a][b][c]*val[a][b][d])%Mod)*((val[a][c][d]*val[b][c][d])%Mod))%Mod;
}

signed main() {
    ios_base::sync_with_stdio(0); cin.tie(0);
    cin>>N;
    for(int i=1; i<=N; i++) cin>>S[i];
    for(int i=3; i<=10; i++) {
        vector<string> v;
        for(int j=1; j<=N; j++) if(S[j].size()==i) v.push_back(S[j]);
        solve(v);
    }
    cout<<ans;
    return 0;
}

Compilation message

cubeword.cpp: In function 'void solve(std::vector<std::__cxx11::basic_string<char> >)':
cubeword.cpp:17:19: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::__cxx11::basic_string<char> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   17 |     for(int i=0; i<V.size(); i++) {
      |                  ~^~~~~~~~~
cubeword.cpp:27:19: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::__cxx11::basic_string<char> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   27 |     for(int i=0; i<V.size(); i++) {
      |                  ~^~~~~~~~~
cubeword.cpp: In function 'int main()':
cubeword.cpp:47:47: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'long long int' [-Wsign-compare]
   47 |         for(int j=1; j<=N; j++) if(S[j].size()==i) v.push_back(S[j]);
      |                                    ~~~~~~~~~~~^~~

Subtask #1
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 548 ms 9096 KB Output is correct
2 Correct 558 ms 9212 KB Output is correct
3 Correct 580 ms 9276 KB Output is correct
4 Correct 560 ms 9280 KB Output is correct
5 Correct 551 ms 9136 KB Output is correct
6 Correct 563 ms 9260 KB Output is correct
7 Correct 560 ms 8924 KB Output is correct
8 Correct 550 ms 9276 KB Output is correct
9 Correct 540 ms 9052 KB Output is correct
10 Correct 543 ms 9080 KB Output is correct
11 Correct 561 ms 9300 KB Output is correct
12 Correct 539 ms 9096 KB Output is correct
13 Correct 565 ms 9104 KB Output is correct
14 Correct 545 ms 9216 KB Output is correct
15 Correct 526 ms 9312 KB Output is correct
16 Correct 498 ms 9160 KB Output is correct
17 Correct 517 ms 9204 KB Output is correct
18 Correct 530 ms 9292 KB Output is correct
19 Correct 533 ms 9188 KB Output is correct
20 Correct 535 ms 9292 KB Output is correct
21 Correct 497 ms 9156 KB Output is correct

Subtask #2
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 548 ms 9096 KB Output is correct
2 Correct 558 ms 9212 KB Output is correct
3 Correct 580 ms 9276 KB Output is correct
4 Correct 560 ms 9280 KB Output is correct
5 Correct 551 ms 9136 KB Output is correct
6 Correct 563 ms 9260 KB Output is correct
7 Correct 560 ms 8924 KB Output is correct
8 Correct 550 ms 9276 KB Output is correct
9 Correct 540 ms 9052 KB Output is correct
10 Correct 543 ms 9080 KB Output is correct
11 Correct 561 ms 9300 KB Output is correct
12 Correct 539 ms 9096 KB Output is correct
13 Correct 565 ms 9104 KB Output is correct
14 Correct 545 ms 9216 KB Output is correct
15 Correct 526 ms 9312 KB Output is correct
16 Correct 498 ms 9160 KB Output is correct
17 Correct 517 ms 9204 KB Output is correct
18 Correct 530 ms 9292 KB Output is correct
19 Correct 533 ms 9188 KB Output is correct
20 Correct 535 ms 9292 KB Output is correct
21 Correct 497 ms 9156 KB Output is correct
22 Correct 532 ms 7708 KB Output is correct
23 Correct 521 ms 8092 KB Output is correct
24 Correct 523 ms 7660 KB Output is correct
25 Correct 499 ms 7648 KB Output is correct
26 Correct 535 ms 7760 KB Output is correct
27 Correct 528 ms 7840 KB Output is correct
28 Correct 547 ms 7804 KB Output is correct
29 Correct 528 ms 7684 KB Output is correct
30 Correct 523 ms 7852 KB Output is correct
31 Correct 537 ms 7836 KB Output is correct
32 Correct 530 ms 7752 KB Output is correct
33 Correct 537 ms 7840 KB Output is correct
34 Correct 529 ms 7840 KB Output is correct
35 Correct 522 ms 7648 KB Output is correct
36 Correct 525 ms 7832 KB Output is correct
37 Correct 525 ms 7844 KB Output is correct
38 Correct 522 ms 7756 KB Output is correct
39 Correct 523 ms 7604 KB Output is correct
40 Correct 531 ms 7816 KB Output is correct
41 Correct 519 ms 7660 KB Output is correct
42 Correct 507 ms 7836 KB Output is correct

Subtask #3
34.0 / 34.0

# Verdict Execution time Memory Grader output
1 Correct 548 ms 9096 KB Output is correct
2 Correct 558 ms 9212 KB Output is correct
3 Correct 580 ms 9276 KB Output is correct
4 Correct 560 ms 9280 KB Output is correct
5 Correct 551 ms 9136 KB Output is correct
6 Correct 563 ms 9260 KB Output is correct
7 Correct 560 ms 8924 KB Output is correct
8 Correct 550 ms 9276 KB Output is correct
9 Correct 540 ms 9052 KB Output is correct
10 Correct 543 ms 9080 KB Output is correct
11 Correct 561 ms 9300 KB Output is correct
12 Correct 539 ms 9096 KB Output is correct
13 Correct 565 ms 9104 KB Output is correct
14 Correct 545 ms 9216 KB Output is correct
15 Correct 526 ms 9312 KB Output is correct
16 Correct 498 ms 9160 KB Output is correct
17 Correct 517 ms 9204 KB Output is correct
18 Correct 530 ms 9292 KB Output is correct
19 Correct 533 ms 9188 KB Output is correct
20 Correct 535 ms 9292 KB Output is correct
21 Correct 497 ms 9156 KB Output is correct
22 Correct 532 ms 7708 KB Output is correct
23 Correct 521 ms 8092 KB Output is correct
24 Correct 523 ms 7660 KB Output is correct
25 Correct 499 ms 7648 KB Output is correct
26 Correct 535 ms 7760 KB Output is correct
27 Correct 528 ms 7840 KB Output is correct
28 Correct 547 ms 7804 KB Output is correct
29 Correct 528 ms 7684 KB Output is correct
30 Correct 523 ms 7852 KB Output is correct
31 Correct 537 ms 7836 KB Output is correct
32 Correct 530 ms 7752 KB Output is correct
33 Correct 537 ms 7840 KB Output is correct
34 Correct 529 ms 7840 KB Output is correct
35 Correct 522 ms 7648 KB Output is correct
36 Correct 525 ms 7832 KB Output is correct
37 Correct 525 ms 7844 KB Output is correct
38 Correct 522 ms 7756 KB Output is correct
39 Correct 523 ms 7604 KB Output is correct
40 Correct 531 ms 7816 KB Output is correct
41 Correct 519 ms 7660 KB Output is correct
42 Correct 507 ms 7836 KB Output is correct
43 Correct 540 ms 7796 KB Output is correct
44 Correct 524 ms 7732 KB Output is correct
45 Correct 517 ms 7572 KB Output is correct
46 Correct 546 ms 7464 KB Output is correct
47 Correct 535 ms 7480 KB Output is correct
48 Correct 522 ms 7560 KB Output is correct
49 Correct 509 ms 7488 KB Output is correct
50 Correct 529 ms 7592 KB Output is correct
51 Correct 514 ms 7460 KB Output is correct
52 Correct 528 ms 7636 KB Output is correct
53 Correct 528 ms 7468 KB Output is correct
54 Correct 537 ms 7724 KB Output is correct
55 Correct 521 ms 7392 KB Output is correct
56 Correct 521 ms 7500 KB Output is correct
57 Correct 520 ms 7472 KB Output is correct
58 Correct 559 ms 7568 KB Output is correct
59 Correct 519 ms 7480 KB Output is correct
60 Correct 504 ms 7608 KB Output is correct
61 Correct 520 ms 7472 KB Output is correct
62 Correct 527 ms 7472 KB Output is correct
63 Correct 528 ms 7484 KB Output is correct

Subtask #4
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 548 ms 9096 KB Output is correct
2 Correct 558 ms 9212 KB Output is correct
3 Correct 580 ms 9276 KB Output is correct
4 Correct 560 ms 9280 KB Output is correct
5 Correct 551 ms 9136 KB Output is correct
6 Correct 563 ms 9260 KB Output is correct
7 Correct 560 ms 8924 KB Output is correct
8 Correct 550 ms 9276 KB Output is correct
9 Correct 540 ms 9052 KB Output is correct
10 Correct 543 ms 9080 KB Output is correct
11 Correct 561 ms 9300 KB Output is correct
12 Correct 539 ms 9096 KB Output is correct
13 Correct 565 ms 9104 KB Output is correct
14 Correct 545 ms 9216 KB Output is correct
15 Correct 526 ms 9312 KB Output is correct
16 Correct 498 ms 9160 KB Output is correct
17 Correct 517 ms 9204 KB Output is correct
18 Correct 530 ms 9292 KB Output is correct
19 Correct 533 ms 9188 KB Output is correct
20 Correct 535 ms 9292 KB Output is correct
21 Correct 497 ms 9156 KB Output is correct
22 Correct 532 ms 7708 KB Output is correct
23 Correct 521 ms 8092 KB Output is correct
24 Correct 523 ms 7660 KB Output is correct
25 Correct 499 ms 7648 KB Output is correct
26 Correct 535 ms 7760 KB Output is correct
27 Correct 528 ms 7840 KB Output is correct
28 Correct 547 ms 7804 KB Output is correct
29 Correct 528 ms 7684 KB Output is correct
30 Correct 523 ms 7852 KB Output is correct
31 Correct 537 ms 7836 KB Output is correct
32 Correct 530 ms 7752 KB Output is correct
33 Correct 537 ms 7840 KB Output is correct
34 Correct 529 ms 7840 KB Output is correct
35 Correct 522 ms 7648 KB Output is correct
36 Correct 525 ms 7832 KB Output is correct
37 Correct 525 ms 7844 KB Output is correct
38 Correct 522 ms 7756 KB Output is correct
39 Correct 523 ms 7604 KB Output is correct
40 Correct 531 ms 7816 KB Output is correct
41 Correct 519 ms 7660 KB Output is correct
42 Correct 507 ms 7836 KB Output is correct
43 Correct 540 ms 7796 KB Output is correct
44 Correct 524 ms 7732 KB Output is correct
45 Correct 517 ms 7572 KB Output is correct
46 Correct 546 ms 7464 KB Output is correct
47 Correct 535 ms 7480 KB Output is correct
48 Correct 522 ms 7560 KB Output is correct
49 Correct 509 ms 7488 KB Output is correct
50 Correct 529 ms 7592 KB Output is correct
51 Correct 514 ms 7460 KB Output is correct
52 Correct 528 ms 7636 KB Output is correct
53 Correct 528 ms 7468 KB Output is correct
54 Correct 537 ms 7724 KB Output is correct
55 Correct 521 ms 7392 KB Output is correct
56 Correct 521 ms 7500 KB Output is correct
57 Correct 520 ms 7472 KB Output is correct
58 Correct 559 ms 7568 KB Output is correct
59 Correct 519 ms 7480 KB Output is correct
60 Correct 504 ms 7608 KB Output is correct
61 Correct 520 ms 7472 KB Output is correct
62 Correct 527 ms 7472 KB Output is correct
63 Correct 528 ms 7484 KB Output is correct
64 Runtime error 539 ms 15000 KB Execution killed with signal 11
65 Halted 0 ms 0 KB -