oj.uz

Submission #1039421

# Submission time Handle Problem Language Result Execution time Memory
1039421 2024-07-30T20:37:05 Z vjudge1 Cubeword (CEOI19_cubeword) C++17
84 / 100
 771 ms 35156 KB 
#include <bits/stdc++.h>
#pragma GCC optimize("Ofast")
#pragma GCC target("avx2")
#pragma GCC optimization ("O3")
#pragma GCC optimization ("unroll-loops")
#pragma GCC target("popcnt")
using namespace std;
 
using ll = long long;
using ull = unsigned long long;
using lld = long double;
using vi = vector<int>;
using vll = vector<ll>;
using ii = pair<int,int>;
using pll = pair<ll, ll>;
using vii = vector<ii>;
using vpll = vector<pll>;
 
#define endl '\n'
#define all(x) x.begin(),x.end()
#define lsb(x) x&(-x)
#define gcd(a,b) __gcd(a,b)
#define sz(x) (int)x.size()
#define mp make_pair
#define pb push_back
#define fi first
#define se second
#define fls cout.flush()
 
#define fore(i,l,r) for(auto i=l;i<r;i++)
#define fo(i,n) fore(i,0,n)
#define forex(i,r,l) for(auto i=r; i>=l;i--)
#define ffo(i,n) forex(i,n-1,0)
 
bool cmin(int &a, int b){if(b<a){a=b;return 1;}return 0;}
bool cmax(int &a, int b){if(b>a){a=b;return 1;}return 0;}
void valid(ll in){cout<<((in)?"YES\n":"NO\n");}
ll lcm(ll a, ll b){return (a/gcd(a,b))*b;}
ll gauss(ll n){return (n*(n+1))/2;}
const int N = 1e5 + 7, LOG=20,mod=998244353;
int n,X=0;
ll cnt[11][64][64][64], cnt2[11][64][64];
string s[N];
map<char, int> let;
void test_case(){
    cin>>n;
    set<string> st;
    fo(i,n){
        cin>>s[i];
        int t=sz(s[i]);
        st.insert(s[i]);
        reverse(all(s[i]));
        st.insert(s[i]);
    }
    for(auto e:st)cnt2[sz(e)][let[e[0]]][let[e.back()]]++;
    fore(t, 3, 11){
        fo(d,X){
            fo(a,X){
                if(cnt2[t][d][a]==0)continue;
                fo(b,X){
                    if(cnt2[t][b][d]==0)continue;
                    fo(c,X){
                        if(cnt2[t][d][c]==0)continue;
                        // if(cnt[t][a][b][c]>0)continue;
                        ll aa=1;
                        aa=aa*cnt2[t][d][a];
                        aa=aa*cnt2[t][b][d];
                        aa=aa*cnt2[t][d][c];
                        cnt[t][a][b][c]=(cnt[t][a][b][c]+aa)%mod;
                        // cnt[t][a][b][c]=cnt[t][c][a][b]=cnt[t][c][b][a]=cnt[t][b][a][c]=cnt[t][b][c][a]=cnt[t][a][c][b];
                    }
                }
            }
        }
    }
    ll ans=0;
    fore(t, 3, 11){
        fo(a,X){
            fo(b,X){
                fo(c,X){
                    fo(d,X){
                        if(min({cnt[t][a][b][c],cnt[t][d][a][b],cnt[t][d][c][b],cnt[t][a][d][c]})==0)continue;
                        ll aa=cnt[t][a][b][c];
                        aa=aa*cnt[t][d][a][b];
                        if(aa>1e9)aa%=mod;
                        ll aa2=cnt[t][d][c][b];
                        aa2=aa2*cnt[t][a][d][c];
                        if(aa2>1e9)aa2%=mod;
                        ans=ans+(aa*aa2)%mod;
                    }
                }
            }
        }
    }
    ans%=mod;
    cout<<ans<<endl;
}
int main(){cin.tie(0)->sync_with_stdio(0);
    for(char a='a';a<='z';a++)let[a]=X++;
    for(char a='A';a<='Z';a++)let[a]=X++;
    for(char a='1';a<='9';a++)let[a]=X++;
    int t=1;
    // cin >> t;
    while(t--)test_case();
}

Compilation message

cubeword.cpp:4: warning: ignoring '#pragma GCC optimization' [-Wunknown-pragmas]
    4 | #pragma GCC optimization ("O3")
      | 
cubeword.cpp:5: warning: ignoring '#pragma GCC optimization' [-Wunknown-pragmas]
    5 | #pragma GCC optimization ("unroll-loops")
      | 
cubeword.cpp: In function 'void test_case()':
cubeword.cpp:50:13: warning: unused variable 't' [-Wunused-variable]
   50 |         int t=sz(s[i]);
      |             ^

Subtask #1
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 750 ms 18564 KB Output is correct
2 Correct 706 ms 18432 KB Output is correct
3 Correct 730 ms 18512 KB Output is correct
4 Correct 719 ms 18488 KB Output is correct
5 Correct 724 ms 18520 KB Output is correct
6 Correct 722 ms 18640 KB Output is correct
7 Correct 724 ms 18516 KB Output is correct
8 Correct 723 ms 18768 KB Output is correct
9 Correct 721 ms 18512 KB Output is correct
10 Correct 719 ms 18516 KB Output is correct
11 Correct 753 ms 18636 KB Output is correct
12 Correct 698 ms 18564 KB Output is correct
13 Correct 732 ms 18588 KB Output is correct
14 Correct 712 ms 18636 KB Output is correct
15 Correct 749 ms 18516 KB Output is correct
16 Correct 741 ms 18632 KB Output is correct
17 Correct 724 ms 18452 KB Output is correct
18 Correct 713 ms 18624 KB Output is correct
19 Correct 744 ms 18516 KB Output is correct
20 Correct 727 ms 18516 KB Output is correct
21 Correct 755 ms 18624 KB Output is correct

Subtask #2
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 750 ms 18564 KB Output is correct
2 Correct 706 ms 18432 KB Output is correct
3 Correct 730 ms 18512 KB Output is correct
4 Correct 719 ms 18488 KB Output is correct
5 Correct 724 ms 18520 KB Output is correct
6 Correct 722 ms 18640 KB Output is correct
7 Correct 724 ms 18516 KB Output is correct
8 Correct 723 ms 18768 KB Output is correct
9 Correct 721 ms 18512 KB Output is correct
10 Correct 719 ms 18516 KB Output is correct
11 Correct 753 ms 18636 KB Output is correct
12 Correct 698 ms 18564 KB Output is correct
13 Correct 732 ms 18588 KB Output is correct
14 Correct 712 ms 18636 KB Output is correct
15 Correct 749 ms 18516 KB Output is correct
16 Correct 741 ms 18632 KB Output is correct
17 Correct 724 ms 18452 KB Output is correct
18 Correct 713 ms 18624 KB Output is correct
19 Correct 744 ms 18516 KB Output is correct
20 Correct 727 ms 18516 KB Output is correct
21 Correct 755 ms 18624 KB Output is correct
22 Correct 723 ms 20320 KB Output is correct
23 Correct 746 ms 20364 KB Output is correct
24 Correct 720 ms 20308 KB Output is correct
25 Correct 723 ms 20308 KB Output is correct
26 Correct 728 ms 20612 KB Output is correct
27 Correct 682 ms 20308 KB Output is correct
28 Correct 711 ms 20308 KB Output is correct
29 Correct 684 ms 20248 KB Output is correct
30 Correct 718 ms 20564 KB Output is correct
31 Correct 737 ms 20308 KB Output is correct
32 Correct 749 ms 20564 KB Output is correct
33 Correct 717 ms 20560 KB Output is correct
34 Correct 683 ms 20308 KB Output is correct
35 Correct 696 ms 20560 KB Output is correct
36 Correct 719 ms 20396 KB Output is correct
37 Correct 690 ms 20192 KB Output is correct
38 Correct 743 ms 20308 KB Output is correct
39 Correct 697 ms 20316 KB Output is correct
40 Correct 705 ms 20308 KB Output is correct
41 Correct 684 ms 20364 KB Output is correct
42 Correct 699 ms 20212 KB Output is correct

Subtask #3
34.0 / 34.0

# Verdict Execution time Memory Grader output
1 Correct 750 ms 18564 KB Output is correct
2 Correct 706 ms 18432 KB Output is correct
3 Correct 730 ms 18512 KB Output is correct
4 Correct 719 ms 18488 KB Output is correct
5 Correct 724 ms 18520 KB Output is correct
6 Correct 722 ms 18640 KB Output is correct
7 Correct 724 ms 18516 KB Output is correct
8 Correct 723 ms 18768 KB Output is correct
9 Correct 721 ms 18512 KB Output is correct
10 Correct 719 ms 18516 KB Output is correct
11 Correct 753 ms 18636 KB Output is correct
12 Correct 698 ms 18564 KB Output is correct
13 Correct 732 ms 18588 KB Output is correct
14 Correct 712 ms 18636 KB Output is correct
15 Correct 749 ms 18516 KB Output is correct
16 Correct 741 ms 18632 KB Output is correct
17 Correct 724 ms 18452 KB Output is correct
18 Correct 713 ms 18624 KB Output is correct
19 Correct 744 ms 18516 KB Output is correct
20 Correct 727 ms 18516 KB Output is correct
21 Correct 755 ms 18624 KB Output is correct
22 Correct 723 ms 20320 KB Output is correct
23 Correct 746 ms 20364 KB Output is correct
24 Correct 720 ms 20308 KB Output is correct
25 Correct 723 ms 20308 KB Output is correct
26 Correct 728 ms 20612 KB Output is correct
27 Correct 682 ms 20308 KB Output is correct
28 Correct 711 ms 20308 KB Output is correct
29 Correct 684 ms 20248 KB Output is correct
30 Correct 718 ms 20564 KB Output is correct
31 Correct 737 ms 20308 KB Output is correct
32 Correct 749 ms 20564 KB Output is correct
33 Correct 717 ms 20560 KB Output is correct
34 Correct 683 ms 20308 KB Output is correct
35 Correct 696 ms 20560 KB Output is correct
36 Correct 719 ms 20396 KB Output is correct
37 Correct 690 ms 20192 KB Output is correct
38 Correct 743 ms 20308 KB Output is correct
39 Correct 697 ms 20316 KB Output is correct
40 Correct 705 ms 20308 KB Output is correct
41 Correct 684 ms 20364 KB Output is correct
42 Correct 699 ms 20212 KB Output is correct
43 Correct 686 ms 25428 KB Output is correct
44 Correct 705 ms 25428 KB Output is correct
45 Correct 692 ms 25536 KB Output is correct
46 Correct 681 ms 25532 KB Output is correct
47 Correct 703 ms 25336 KB Output is correct
48 Correct 727 ms 25540 KB Output is correct
49 Correct 688 ms 25424 KB Output is correct
50 Correct 707 ms 25540 KB Output is correct
51 Correct 741 ms 25532 KB Output is correct
52 Correct 741 ms 25516 KB Output is correct
53 Correct 722 ms 25424 KB Output is correct
54 Correct 729 ms 25424 KB Output is correct
55 Correct 725 ms 25428 KB Output is correct
56 Correct 704 ms 25408 KB Output is correct
57 Correct 720 ms 25304 KB Output is correct
58 Correct 720 ms 25572 KB Output is correct
59 Correct 718 ms 25412 KB Output is correct
60 Correct 714 ms 25428 KB Output is correct
61 Correct 724 ms 25376 KB Output is correct
62 Correct 715 ms 25684 KB Output is correct
63 Correct 738 ms 25676 KB Output is correct

Subtask #4
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 750 ms 18564 KB Output is correct
2 Correct 706 ms 18432 KB Output is correct
3 Correct 730 ms 18512 KB Output is correct
4 Correct 719 ms 18488 KB Output is correct
5 Correct 724 ms 18520 KB Output is correct
6 Correct 722 ms 18640 KB Output is correct
7 Correct 724 ms 18516 KB Output is correct
8 Correct 723 ms 18768 KB Output is correct
9 Correct 721 ms 18512 KB Output is correct
10 Correct 719 ms 18516 KB Output is correct
11 Correct 753 ms 18636 KB Output is correct
12 Correct 698 ms 18564 KB Output is correct
13 Correct 732 ms 18588 KB Output is correct
14 Correct 712 ms 18636 KB Output is correct
15 Correct 749 ms 18516 KB Output is correct
16 Correct 741 ms 18632 KB Output is correct
17 Correct 724 ms 18452 KB Output is correct
18 Correct 713 ms 18624 KB Output is correct
19 Correct 744 ms 18516 KB Output is correct
20 Correct 727 ms 18516 KB Output is correct
21 Correct 755 ms 18624 KB Output is correct
22 Correct 723 ms 20320 KB Output is correct
23 Correct 746 ms 20364 KB Output is correct
24 Correct 720 ms 20308 KB Output is correct
25 Correct 723 ms 20308 KB Output is correct
26 Correct 728 ms 20612 KB Output is correct
27 Correct 682 ms 20308 KB Output is correct
28 Correct 711 ms 20308 KB Output is correct
29 Correct 684 ms 20248 KB Output is correct
30 Correct 718 ms 20564 KB Output is correct
31 Correct 737 ms 20308 KB Output is correct
32 Correct 749 ms 20564 KB Output is correct
33 Correct 717 ms 20560 KB Output is correct
34 Correct 683 ms 20308 KB Output is correct
35 Correct 696 ms 20560 KB Output is correct
36 Correct 719 ms 20396 KB Output is correct
37 Correct 690 ms 20192 KB Output is correct
38 Correct 743 ms 20308 KB Output is correct
39 Correct 697 ms 20316 KB Output is correct
40 Correct 705 ms 20308 KB Output is correct
41 Correct 684 ms 20364 KB Output is correct
42 Correct 699 ms 20212 KB Output is correct
43 Correct 686 ms 25428 KB Output is correct
44 Correct 705 ms 25428 KB Output is correct
45 Correct 692 ms 25536 KB Output is correct
46 Correct 681 ms 25532 KB Output is correct
47 Correct 703 ms 25336 KB Output is correct
48 Correct 727 ms 25540 KB Output is correct
49 Correct 688 ms 25424 KB Output is correct
50 Correct 707 ms 25540 KB Output is correct
51 Correct 741 ms 25532 KB Output is correct
52 Correct 741 ms 25516 KB Output is correct
53 Correct 722 ms 25424 KB Output is correct
54 Correct 729 ms 25424 KB Output is correct
55 Correct 725 ms 25428 KB Output is correct
56 Correct 704 ms 25408 KB Output is correct
57 Correct 720 ms 25304 KB Output is correct
58 Correct 720 ms 25572 KB Output is correct
59 Correct 718 ms 25412 KB Output is correct
60 Correct 714 ms 25428 KB Output is correct
61 Correct 724 ms 25376 KB Output is correct
62 Correct 715 ms 25684 KB Output is correct
63 Correct 738 ms 25676 KB Output is correct
64 Incorrect 771 ms 35156 KB Output isn't correct
65 Halted 0 ms 0 KB -