oj.uz

Submission #844632

# Submission time Handle Problem Language Result Execution time Memory
844632 2023-09-05T15:08:57 Z browntoad Cubeword (CEOI19_cubeword) C++14
100 / 100
 219 ms 29280 KB 
#include <bits/stdc++.h>
#pragma GCC optimize ("Ofast", "unroll-loops")
using namespace std;
#define ll long long
#define int ll
#define FOR(i,a,b) for (int i = (a); i<(b); i++)
#define REP(i,n) FOR(i,0,n)
#define REP1(i,n) FOR(i,1,n+1)
#define RREP(i,n) for (int i=(n)-1; i>=0; i--)
#define RREP1(i, n) for (int i=(n); i>=1; i--)
#define f first
#define s second
#define pb push_back
#define ALL(x) x.begin(),x.end()
#define SZ(x) (int)(x.size())
#define SQ(x) (x)*(x)
#define pii pair<int, int>
#define pip pair<int, pii>
#define ppi pair<pii, int>
#define ppp pair<pii, pii>
#define pdd pair<double ,double>
#define pcc pair<char, char>
#define endl '\n'
//#define TOAD
#ifdef TOAD
#define bug(x) cerr<<__LINE__<<": "<<#x<<" is "<<x<<endl
#define IOS()
#else
#define bug(...)
#define IOS() ios::sync_with_stdio(0), cin.tie(0), cout.tie(0)
#endif

const ll inf = 1ll<<60;
const ll iinf = 2147483647;
const ll mod = 998244353;
const ll maxn=1e6+5;
const double PI=acos(-1);

ll pw(ll x, ll p, ll m=mod){
    ll ret=1;
    while (p>0){
        if (p&1){
            ret*=x;
            ret%=m;
        }
        x*=x;
        x%=m;
        p>>=1;
    }
    return ret;
}

ll inv(ll a, ll m=mod){
    return pw(a,m-2,m);
}
int n;
int cnt[62][62][11];
int ou[62][62][62][11];
int cv(char k){
    if (k>='a' && k<='z'){
        return (k-'a');
    }
    else if (k>='A' && k<='Z'){
        return (k-'A')+26;
    }
    else return (k-'0')+52;
}
signed main(){
    IOS();
    cin>>n;
    map<string, bool> mp;
    REP(i, n){
        string str; cin>>str;
        mp[str]=1;
        reverse(ALL(str));
        mp[str]=1;
    }
    for (auto x:mp){
        cnt[cv(x.f[0])][cv(x.f[SZ(x.f)-1])][SZ(x.f)]++;
    }
    int ans = 0;
    int tot = 0;
    FOR(l, 3, 11){
        REP(i, 62){
            FOR(j, i, 62){
                FOR(k, j, 62){
                    REP(t, 62){
                        ou[i][j][k][l] += (cnt[i][t][l]*cnt[j][t][l]*cnt[k][t][l])%mod;
                        if (ou[i][j][k][l] >= mod) ou[i][j][k][l] -= mod;
                    }
                }
            }
        }
        int tmp;
        REP(a, 62){
            FOR(b, a, 62){
                FOR(c, b, 62){
                    FOR(d, c, 62){
                        tmp = ou[a][b][c][l]*ou[a][b][d][l]%mod*ou[a][c][d][l]%mod*ou[b][c][d][l]%mod;
                        if (a == d);
                        else if (a == c || b == d) tmp *= 4;
                        else if (a == b  && c == d) tmp *= 6;
                        else if (a == b || b == c || c == d) tmp *= 12;
                        else tmp *= 24;
                        tot = (tot+tmp)%mod;
                    }
                }
            }
        }
    }
    cout<<tot<<endl;

}

Compilation message

cubeword.cpp: In function 'int main()':
cubeword.cpp:81:9: warning: unused variable 'ans' [-Wunused-variable]
   81 |     int ans = 0;
      |         ^~~

Subtask #1
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 194 ms 26704 KB Output is correct
2 Correct 203 ms 27588 KB Output is correct
3 Correct 197 ms 27488 KB Output is correct
4 Correct 198 ms 27468 KB Output is correct
5 Correct 196 ms 27580 KB Output is correct
6 Correct 208 ms 27648 KB Output is correct
7 Correct 204 ms 27660 KB Output is correct
8 Correct 219 ms 27800 KB Output is correct
9 Correct 197 ms 27472 KB Output is correct
10 Correct 210 ms 27720 KB Output is correct
11 Correct 202 ms 27472 KB Output is correct
12 Correct 211 ms 27472 KB Output is correct
13 Correct 199 ms 27472 KB Output is correct
14 Correct 198 ms 27472 KB Output is correct
15 Correct 200 ms 27472 KB Output is correct
16 Correct 197 ms 27472 KB Output is correct
17 Correct 193 ms 27472 KB Output is correct
18 Correct 194 ms 27472 KB Output is correct
19 Correct 201 ms 27612 KB Output is correct
20 Correct 204 ms 27472 KB Output is correct
21 Correct 201 ms 27728 KB Output is correct

Subtask #2
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 194 ms 26704 KB Output is correct
2 Correct 203 ms 27588 KB Output is correct
3 Correct 197 ms 27488 KB Output is correct
4 Correct 198 ms 27468 KB Output is correct
5 Correct 196 ms 27580 KB Output is correct
6 Correct 208 ms 27648 KB Output is correct
7 Correct 204 ms 27660 KB Output is correct
8 Correct 219 ms 27800 KB Output is correct
9 Correct 197 ms 27472 KB Output is correct
10 Correct 210 ms 27720 KB Output is correct
11 Correct 202 ms 27472 KB Output is correct
12 Correct 211 ms 27472 KB Output is correct
13 Correct 199 ms 27472 KB Output is correct
14 Correct 198 ms 27472 KB Output is correct
15 Correct 200 ms 27472 KB Output is correct
16 Correct 197 ms 27472 KB Output is correct
17 Correct 193 ms 27472 KB Output is correct
18 Correct 194 ms 27472 KB Output is correct
19 Correct 201 ms 27612 KB Output is correct
20 Correct 204 ms 27472 KB Output is correct
21 Correct 201 ms 27728 KB Output is correct
22 Correct 202 ms 28240 KB Output is correct
23 Correct 193 ms 28144 KB Output is correct
24 Correct 196 ms 28244 KB Output is correct
25 Correct 197 ms 27984 KB Output is correct
26 Correct 198 ms 27984 KB Output is correct
27 Correct 206 ms 28156 KB Output is correct
28 Correct 200 ms 27984 KB Output is correct
29 Correct 209 ms 28496 KB Output is correct
30 Correct 197 ms 27984 KB Output is correct
31 Correct 205 ms 28256 KB Output is correct
32 Correct 199 ms 28208 KB Output is correct
33 Correct 198 ms 27984 KB Output is correct
34 Correct 196 ms 28240 KB Output is correct
35 Correct 198 ms 28168 KB Output is correct
36 Correct 197 ms 28240 KB Output is correct
37 Correct 206 ms 27984 KB Output is correct
38 Correct 199 ms 28208 KB Output is correct
39 Correct 195 ms 28072 KB Output is correct
40 Correct 202 ms 28240 KB Output is correct
41 Correct 195 ms 27988 KB Output is correct
42 Correct 203 ms 28240 KB Output is correct

Subtask #3
34.0 / 34.0

# Verdict Execution time Memory Grader output
1 Correct 194 ms 26704 KB Output is correct
2 Correct 203 ms 27588 KB Output is correct
3 Correct 197 ms 27488 KB Output is correct
4 Correct 198 ms 27468 KB Output is correct
5 Correct 196 ms 27580 KB Output is correct
6 Correct 208 ms 27648 KB Output is correct
7 Correct 204 ms 27660 KB Output is correct
8 Correct 219 ms 27800 KB Output is correct
9 Correct 197 ms 27472 KB Output is correct
10 Correct 210 ms 27720 KB Output is correct
11 Correct 202 ms 27472 KB Output is correct
12 Correct 211 ms 27472 KB Output is correct
13 Correct 199 ms 27472 KB Output is correct
14 Correct 198 ms 27472 KB Output is correct
15 Correct 200 ms 27472 KB Output is correct
16 Correct 197 ms 27472 KB Output is correct
17 Correct 193 ms 27472 KB Output is correct
18 Correct 194 ms 27472 KB Output is correct
19 Correct 201 ms 27612 KB Output is correct
20 Correct 204 ms 27472 KB Output is correct
21 Correct 201 ms 27728 KB Output is correct
22 Correct 202 ms 28240 KB Output is correct
23 Correct 193 ms 28144 KB Output is correct
24 Correct 196 ms 28244 KB Output is correct
25 Correct 197 ms 27984 KB Output is correct
26 Correct 198 ms 27984 KB Output is correct
27 Correct 206 ms 28156 KB Output is correct
28 Correct 200 ms 27984 KB Output is correct
29 Correct 209 ms 28496 KB Output is correct
30 Correct 197 ms 27984 KB Output is correct
31 Correct 205 ms 28256 KB Output is correct
32 Correct 199 ms 28208 KB Output is correct
33 Correct 198 ms 27984 KB Output is correct
34 Correct 196 ms 28240 KB Output is correct
35 Correct 198 ms 28168 KB Output is correct
36 Correct 197 ms 28240 KB Output is correct
37 Correct 206 ms 27984 KB Output is correct
38 Correct 199 ms 28208 KB Output is correct
39 Correct 195 ms 28072 KB Output is correct
40 Correct 202 ms 28240 KB Output is correct
41 Correct 195 ms 27988 KB Output is correct
42 Correct 203 ms 28240 KB Output is correct
43 Correct 207 ms 28240 KB Output is correct
44 Correct 204 ms 28240 KB Output is correct
45 Correct 211 ms 28472 KB Output is correct
46 Correct 201 ms 28368 KB Output is correct
47 Correct 194 ms 28436 KB Output is correct
48 Correct 198 ms 28244 KB Output is correct
49 Correct 204 ms 28296 KB Output is correct
50 Correct 210 ms 28488 KB Output is correct
51 Correct 196 ms 28240 KB Output is correct
52 Correct 204 ms 28552 KB Output is correct
53 Correct 200 ms 28444 KB Output is correct
54 Correct 201 ms 28240 KB Output is correct
55 Correct 201 ms 28240 KB Output is correct
56 Correct 199 ms 28240 KB Output is correct
57 Correct 197 ms 28240 KB Output is correct
58 Correct 196 ms 28240 KB Output is correct
59 Correct 195 ms 28240 KB Output is correct
60 Correct 199 ms 28464 KB Output is correct
61 Correct 212 ms 28572 KB Output is correct
62 Correct 197 ms 28336 KB Output is correct
63 Correct 207 ms 28692 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 194 ms 26704 KB Output is correct
2 Correct 203 ms 27588 KB Output is correct
3 Correct 197 ms 27488 KB Output is correct
4 Correct 198 ms 27468 KB Output is correct
5 Correct 196 ms 27580 KB Output is correct
6 Correct 208 ms 27648 KB Output is correct
7 Correct 204 ms 27660 KB Output is correct
8 Correct 219 ms 27800 KB Output is correct
9 Correct 197 ms 27472 KB Output is correct
10 Correct 210 ms 27720 KB Output is correct
11 Correct 202 ms 27472 KB Output is correct
12 Correct 211 ms 27472 KB Output is correct
13 Correct 199 ms 27472 KB Output is correct
14 Correct 198 ms 27472 KB Output is correct
15 Correct 200 ms 27472 KB Output is correct
16 Correct 197 ms 27472 KB Output is correct
17 Correct 193 ms 27472 KB Output is correct
18 Correct 194 ms 27472 KB Output is correct
19 Correct 201 ms 27612 KB Output is correct
20 Correct 204 ms 27472 KB Output is correct
21 Correct 201 ms 27728 KB Output is correct
22 Correct 202 ms 28240 KB Output is correct
23 Correct 193 ms 28144 KB Output is correct
24 Correct 196 ms 28244 KB Output is correct
25 Correct 197 ms 27984 KB Output is correct
26 Correct 198 ms 27984 KB Output is correct
27 Correct 206 ms 28156 KB Output is correct
28 Correct 200 ms 27984 KB Output is correct
29 Correct 209 ms 28496 KB Output is correct
30 Correct 197 ms 27984 KB Output is correct
31 Correct 205 ms 28256 KB Output is correct
32 Correct 199 ms 28208 KB Output is correct
33 Correct 198 ms 27984 KB Output is correct
34 Correct 196 ms 28240 KB Output is correct
35 Correct 198 ms 28168 KB Output is correct
36 Correct 197 ms 28240 KB Output is correct
37 Correct 206 ms 27984 KB Output is correct
38 Correct 199 ms 28208 KB Output is correct
39 Correct 195 ms 28072 KB Output is correct
40 Correct 202 ms 28240 KB Output is correct
41 Correct 195 ms 27988 KB Output is correct
42 Correct 203 ms 28240 KB Output is correct
43 Correct 207 ms 28240 KB Output is correct
44 Correct 204 ms 28240 KB Output is correct
45 Correct 211 ms 28472 KB Output is correct
46 Correct 201 ms 28368 KB Output is correct
47 Correct 194 ms 28436 KB Output is correct
48 Correct 198 ms 28244 KB Output is correct
49 Correct 204 ms 28296 KB Output is correct
50 Correct 210 ms 28488 KB Output is correct
51 Correct 196 ms 28240 KB Output is correct
52 Correct 204 ms 28552 KB Output is correct
53 Correct 200 ms 28444 KB Output is correct
54 Correct 201 ms 28240 KB Output is correct
55 Correct 201 ms 28240 KB Output is correct
56 Correct 199 ms 28240 KB Output is correct
57 Correct 197 ms 28240 KB Output is correct
58 Correct 196 ms 28240 KB Output is correct
59 Correct 195 ms 28240 KB Output is correct
60 Correct 199 ms 28464 KB Output is correct
61 Correct 212 ms 28572 KB Output is correct
62 Correct 197 ms 28336 KB Output is correct
63 Correct 207 ms 28692 KB Output is correct
64 Correct 200 ms 28708 KB Output is correct
65 Correct 204 ms 28752 KB Output is correct
66 Correct 202 ms 28596 KB Output is correct
67 Correct 206 ms 28756 KB Output is correct
68 Correct 196 ms 28752 KB Output is correct
69 Correct 212 ms 29204 KB Output is correct
70 Correct 203 ms 28764 KB Output is correct
71 Correct 217 ms 29044 KB Output is correct
72 Correct 199 ms 28752 KB Output is correct
73 Correct 210 ms 29280 KB Output is correct
74 Correct 196 ms 28688 KB Output is correct
75 Correct 198 ms 28752 KB Output is correct
76 Correct 198 ms 28708 KB Output is correct
77 Correct 199 ms 28752 KB Output is correct
78 Correct 196 ms 28748 KB Output is correct
79 Correct 204 ms 28752 KB Output is correct
80 Correct 198 ms 28752 KB Output is correct
81 Correct 207 ms 28752 KB Output is correct
82 Correct 207 ms 28752 KB Output is correct
83 Correct 195 ms 28796 KB Output is correct
84 Correct 204 ms 28876 KB Output is correct