oj.uz

Submission #1025512

# Submission time Handle Problem Language Result Execution time Memory
1025512 2024-07-17T05:50:04 Z 정희우(#10943) Cubeword (CEOI19_cubeword) C++17
84 / 100
 208 ms 24248 KB 
#include<iostream>
#include<algorithm>
#include<vector>

using namespace std;
using lint = long long;
using intp = pair<int,int>;
using vint = vector<int>;

const int MAX_N=100010;
const int AN=62;
const int MAX_L=8;
const lint MOD=998244353;

int n;
vector<string> w;
lint cnt[MAX_L][AN][AN];
lint cnt2[MAX_L][AN][AN][AN];

int lti(char c)
{
    if('A'<=c<='Z')
        return c-'A';
    if('a'<=c<='z')
        return c-'a'+26;
    return c-'0'+52;
}

string revs(string s)
{
    int l=s.size();
    for(int i=0;i*2<l;i++)
        swap(s[i],s[l-1-i]);
    return s;
}

void value(lint &v,const int &l,const int &a1,const int &a2,const int &a3,const int &a4)
{
    int times=24;
    if(a1==a2 && a2==a3 && a3==a4)
        times=1;
    else if(a2==a3 && (a1==a2 || a3==a4))
        times=4;
    else if(a1==a2 && a3==a4)
        times=6;
    else if(a1==a2 || a2==a3 || a3==a4)
        times=12;
    v=(v+(((cnt2[l][a1][a2][a3]*cnt2[l][a1][a2][a4])%MOD)*((cnt2[l][a1][a3][a4]*cnt2[l][a2][a3][a4])%MOD)%MOD)*times)%MOD;
}

int main()
{
    ios::sync_with_stdio(0),cin.tie(0),cout.tie(0);
    cin >> n;
    for(int i=0;i<n;i++)
    {
        string s;
        cin >> s;
        w.push_back(s);
        w.push_back(revs(s));
    }
    sort(w.begin(),w.end());
    w.resize(unique(w.begin(),w.end())-w.begin());
    for(auto s : w)
        cnt[s.size()-3][lti(s[0])][lti(s[s.size()-1])]++;
    for(int l=0;l<8;l++)
        for(int a1=0;a1<AN;a1++)
            for(int a2=a1;a2<AN;a2++)
                for(int a3=a2;a3<AN;a3++)
                {
                    lint v=0;
                    for(int t=0;t<AN;t++)
                        v=(v+cnt[l][a1][t]*cnt[l][a2][t]*cnt[l][a3][t])%MOD;
                    cnt2[l][a1][a2][a3]=v;
                }
    lint ans=0;
    for(int l=0;l<8;l++)
        for(int a1=0;a1<AN;a1++)
            for(int a2=a1;a2<AN;a2++)
                for(int a3=a2;a3<AN;a3++)
                    for(int a4=a3;a4<AN;a4++)
                        value(ans,l,a1,a2,a3,a4);
    cout << ans;
    return 0;
}

Compilation message

cubeword.cpp: In function 'int lti(char)':
cubeword.cpp:22:14: warning: comparison of constant ''Z'' with boolean expression is always true [-Wbool-compare]
   22 |     if('A'<=c<='Z')
      |        ~~~~~~^~~~~
cubeword.cpp:22:11: warning: comparisons like 'X<=Y<=Z' do not have their mathematical meaning [-Wparentheses]
   22 |     if('A'<=c<='Z')
      |        ~~~^~~
cubeword.cpp:24:14: warning: comparison of constant ''z'' with boolean expression is always true [-Wbool-compare]
   24 |     if('a'<=c<='z')
      |        ~~~~~~^~~~~
cubeword.cpp:24:11: warning: comparisons like 'X<=Y<=Z' do not have their mathematical meaning [-Wparentheses]
   24 |     if('a'<=c<='z')
      |        ~~~^~~

Subtask #1
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 183 ms 23220 KB Output is correct
2 Correct 189 ms 23476 KB Output is correct
3 Correct 184 ms 24248 KB Output is correct
4 Correct 192 ms 23608 KB Output is correct
5 Correct 182 ms 23220 KB Output is correct
6 Correct 181 ms 23340 KB Output is correct
7 Correct 186 ms 22284 KB Output is correct
8 Correct 183 ms 22456 KB Output is correct
9 Correct 189 ms 23476 KB Output is correct
10 Correct 182 ms 23992 KB Output is correct
11 Correct 189 ms 22844 KB Output is correct
12 Correct 182 ms 23476 KB Output is correct
13 Correct 183 ms 23576 KB Output is correct
14 Correct 184 ms 23732 KB Output is correct
15 Correct 184 ms 23732 KB Output is correct
16 Correct 182 ms 22900 KB Output is correct
17 Correct 193 ms 23736 KB Output is correct
18 Correct 184 ms 22216 KB Output is correct
19 Correct 188 ms 23476 KB Output is correct
20 Correct 184 ms 24248 KB Output is correct
21 Correct 184 ms 22712 KB Output is correct

Subtask #2
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 183 ms 23220 KB Output is correct
2 Correct 189 ms 23476 KB Output is correct
3 Correct 184 ms 24248 KB Output is correct
4 Correct 192 ms 23608 KB Output is correct
5 Correct 182 ms 23220 KB Output is correct
6 Correct 181 ms 23340 KB Output is correct
7 Correct 186 ms 22284 KB Output is correct
8 Correct 183 ms 22456 KB Output is correct
9 Correct 189 ms 23476 KB Output is correct
10 Correct 182 ms 23992 KB Output is correct
11 Correct 189 ms 22844 KB Output is correct
12 Correct 182 ms 23476 KB Output is correct
13 Correct 183 ms 23576 KB Output is correct
14 Correct 184 ms 23732 KB Output is correct
15 Correct 184 ms 23732 KB Output is correct
16 Correct 182 ms 22900 KB Output is correct
17 Correct 193 ms 23736 KB Output is correct
18 Correct 184 ms 22216 KB Output is correct
19 Correct 188 ms 23476 KB Output is correct
20 Correct 184 ms 24248 KB Output is correct
21 Correct 184 ms 22712 KB Output is correct
22 Correct 179 ms 22232 KB Output is correct
23 Correct 187 ms 22196 KB Output is correct
24 Correct 184 ms 22964 KB Output is correct
25 Correct 181 ms 24248 KB Output is correct
26 Correct 183 ms 22300 KB Output is correct
27 Correct 187 ms 23224 KB Output is correct
28 Correct 179 ms 22268 KB Output is correct
29 Correct 182 ms 22700 KB Output is correct
30 Correct 181 ms 22200 KB Output is correct
31 Correct 178 ms 22456 KB Output is correct
32 Correct 186 ms 23448 KB Output is correct
33 Correct 180 ms 22340 KB Output is correct
34 Correct 179 ms 23224 KB Output is correct
35 Correct 189 ms 22712 KB Output is correct
36 Correct 179 ms 22924 KB Output is correct
37 Correct 177 ms 22196 KB Output is correct
38 Correct 179 ms 23472 KB Output is correct
39 Correct 181 ms 22968 KB Output is correct
40 Correct 171 ms 23884 KB Output is correct
41 Correct 180 ms 22708 KB Output is correct
42 Correct 183 ms 22904 KB Output is correct

Subtask #3
34.0 / 34.0

# Verdict Execution time Memory Grader output
1 Correct 183 ms 23220 KB Output is correct
2 Correct 189 ms 23476 KB Output is correct
3 Correct 184 ms 24248 KB Output is correct
4 Correct 192 ms 23608 KB Output is correct
5 Correct 182 ms 23220 KB Output is correct
6 Correct 181 ms 23340 KB Output is correct
7 Correct 186 ms 22284 KB Output is correct
8 Correct 183 ms 22456 KB Output is correct
9 Correct 189 ms 23476 KB Output is correct
10 Correct 182 ms 23992 KB Output is correct
11 Correct 189 ms 22844 KB Output is correct
12 Correct 182 ms 23476 KB Output is correct
13 Correct 183 ms 23576 KB Output is correct
14 Correct 184 ms 23732 KB Output is correct
15 Correct 184 ms 23732 KB Output is correct
16 Correct 182 ms 22900 KB Output is correct
17 Correct 193 ms 23736 KB Output is correct
18 Correct 184 ms 22216 KB Output is correct
19 Correct 188 ms 23476 KB Output is correct
20 Correct 184 ms 24248 KB Output is correct
21 Correct 184 ms 22712 KB Output is correct
22 Correct 179 ms 22232 KB Output is correct
23 Correct 187 ms 22196 KB Output is correct
24 Correct 184 ms 22964 KB Output is correct
25 Correct 181 ms 24248 KB Output is correct
26 Correct 183 ms 22300 KB Output is correct
27 Correct 187 ms 23224 KB Output is correct
28 Correct 179 ms 22268 KB Output is correct
29 Correct 182 ms 22700 KB Output is correct
30 Correct 181 ms 22200 KB Output is correct
31 Correct 178 ms 22456 KB Output is correct
32 Correct 186 ms 23448 KB Output is correct
33 Correct 180 ms 22340 KB Output is correct
34 Correct 179 ms 23224 KB Output is correct
35 Correct 189 ms 22712 KB Output is correct
36 Correct 179 ms 22924 KB Output is correct
37 Correct 177 ms 22196 KB Output is correct
38 Correct 179 ms 23472 KB Output is correct
39 Correct 181 ms 22968 KB Output is correct
40 Correct 171 ms 23884 KB Output is correct
41 Correct 180 ms 22708 KB Output is correct
42 Correct 183 ms 22904 KB Output is correct
43 Correct 186 ms 22964 KB Output is correct
44 Correct 180 ms 22964 KB Output is correct
45 Correct 181 ms 22740 KB Output is correct
46 Correct 177 ms 23088 KB Output is correct
47 Correct 181 ms 22672 KB Output is correct
48 Correct 199 ms 23220 KB Output is correct
49 Correct 182 ms 23224 KB Output is correct
50 Correct 178 ms 22708 KB Output is correct
51 Correct 188 ms 22968 KB Output is correct
52 Correct 181 ms 22968 KB Output is correct
53 Correct 184 ms 24248 KB Output is correct
54 Correct 179 ms 23412 KB Output is correct
55 Correct 183 ms 23992 KB Output is correct
56 Correct 179 ms 22712 KB Output is correct
57 Correct 183 ms 23476 KB Output is correct
58 Correct 182 ms 23044 KB Output is correct
59 Correct 208 ms 23016 KB Output is correct
60 Correct 183 ms 23480 KB Output is correct
61 Correct 186 ms 23760 KB Output is correct
62 Correct 180 ms 23220 KB Output is correct
63 Correct 192 ms 23076 KB Output is correct

Subtask #4
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 183 ms 23220 KB Output is correct
2 Correct 189 ms 23476 KB Output is correct
3 Correct 184 ms 24248 KB Output is correct
4 Correct 192 ms 23608 KB Output is correct
5 Correct 182 ms 23220 KB Output is correct
6 Correct 181 ms 23340 KB Output is correct
7 Correct 186 ms 22284 KB Output is correct
8 Correct 183 ms 22456 KB Output is correct
9 Correct 189 ms 23476 KB Output is correct
10 Correct 182 ms 23992 KB Output is correct
11 Correct 189 ms 22844 KB Output is correct
12 Correct 182 ms 23476 KB Output is correct
13 Correct 183 ms 23576 KB Output is correct
14 Correct 184 ms 23732 KB Output is correct
15 Correct 184 ms 23732 KB Output is correct
16 Correct 182 ms 22900 KB Output is correct
17 Correct 193 ms 23736 KB Output is correct
18 Correct 184 ms 22216 KB Output is correct
19 Correct 188 ms 23476 KB Output is correct
20 Correct 184 ms 24248 KB Output is correct
21 Correct 184 ms 22712 KB Output is correct
22 Correct 179 ms 22232 KB Output is correct
23 Correct 187 ms 22196 KB Output is correct
24 Correct 184 ms 22964 KB Output is correct
25 Correct 181 ms 24248 KB Output is correct
26 Correct 183 ms 22300 KB Output is correct
27 Correct 187 ms 23224 KB Output is correct
28 Correct 179 ms 22268 KB Output is correct
29 Correct 182 ms 22700 KB Output is correct
30 Correct 181 ms 22200 KB Output is correct
31 Correct 178 ms 22456 KB Output is correct
32 Correct 186 ms 23448 KB Output is correct
33 Correct 180 ms 22340 KB Output is correct
34 Correct 179 ms 23224 KB Output is correct
35 Correct 189 ms 22712 KB Output is correct
36 Correct 179 ms 22924 KB Output is correct
37 Correct 177 ms 22196 KB Output is correct
38 Correct 179 ms 23472 KB Output is correct
39 Correct 181 ms 22968 KB Output is correct
40 Correct 171 ms 23884 KB Output is correct
41 Correct 180 ms 22708 KB Output is correct
42 Correct 183 ms 22904 KB Output is correct
43 Correct 186 ms 22964 KB Output is correct
44 Correct 180 ms 22964 KB Output is correct
45 Correct 181 ms 22740 KB Output is correct
46 Correct 177 ms 23088 KB Output is correct
47 Correct 181 ms 22672 KB Output is correct
48 Correct 199 ms 23220 KB Output is correct
49 Correct 182 ms 23224 KB Output is correct
50 Correct 178 ms 22708 KB Output is correct
51 Correct 188 ms 22968 KB Output is correct
52 Correct 181 ms 22968 KB Output is correct
53 Correct 184 ms 24248 KB Output is correct
54 Correct 179 ms 23412 KB Output is correct
55 Correct 183 ms 23992 KB Output is correct
56 Correct 179 ms 22712 KB Output is correct
57 Correct 183 ms 23476 KB Output is correct
58 Correct 182 ms 23044 KB Output is correct
59 Correct 208 ms 23016 KB Output is correct
60 Correct 183 ms 23480 KB Output is correct
61 Correct 186 ms 23760 KB Output is correct
62 Correct 180 ms 23220 KB Output is correct
63 Correct 192 ms 23076 KB Output is correct
64 Incorrect 182 ms 23220 KB Output isn't correct
65 Halted 0 ms 0 KB -