CSES - Datatähti 2025 alku - Results
Submission details
Task:Niitty
Sender:NoelMatero
Submission time:2024-11-10 12:55:13 +0200
Language:C++ (C++11)
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
#30
#40
#50
#60
Test results
testverdicttimegroup
#10.00 s1, 2, 3, 4, 5, 6details
#20.00 s1, 2, 3, 4, 5, 6details
#30.00 s1, 2, 3, 4, 5, 6details
#4ACCEPTED0.00 s1, 2, 3, 4, 5, 6details
#5ACCEPTED0.00 s1, 2, 3, 4, 5, 6details
#60.00 s2, 3, 4, 5, 6details
#70.00 s2, 3, 4, 5, 6details
#80.00 s2, 3, 4, 5, 6details
#90.00 s2, 3, 4, 5, 6details
#100.00 s3, 4, 5, 6details
#110.00 s3, 4, 5, 6details
#120.00 s3, 4, 5, 6details
#130.01 s3, 4, 5, 6details
#140.01 s4, 5, 6details
#150.01 s4, 5, 6details
#160.01 s4, 5, 6details
#170.01 s4, 5, 6details
#180.02 s5, 6details
#190.02 s5, 6details
#200.02 s5, 6details
#210.02 s5, 6details
#220.20 s6details
#230.20 s6details
#240.20 s6details
#250.18 s6details

Code

#include <iostream>
#include <vector>
#include <string>
using namespace std;

typedef long long ll;

const int MAX_N = 505;
const int ALPHABET_SIZE = 26;

int n;
vector<string> grid;
ll ans = 0;

inline int charToBit(char c) {
    return 1 << (c - 'A');
}

int main() {
    ios::sync_with_stdio(false);
    cin.tie(0);

    cin >> n;
    grid.resize(n);
    for (int i = 0; i < n; ++i) {
        cin >> grid[i];
    }

    int mask = 0;
    for (int i = 0; i < n; ++i) {
        for (char c : grid[i]) {
            mask |= charToBit(c);
        }
    }

    for (int topRow = 0; topRow < n; ++topRow) {
        vector<int> col_lajit(n, 0);
        for (int col = 0; col < n; ++col) {
            col_lajit[col] = charToBit(grid[topRow][col]);
        }

        for (int bottomRow = topRow; bottomRow < n; ++bottomRow) {
            if (bottomRow > topRow) {
                for (int col = 0; col < n; ++col) {
                    col_lajit[col] |= charToBit(grid[bottomRow][col]);
                }
            }

            int cu = 0;
            int last = n; 

            for (int col = n - 1; col >= 0; --col) {
                cu |= col_lajit[col];

                if (cu == mask) {
                    last = col;
                }

                if (last != n) {
                    ans += last - col + 1;
                }
            }
        }
    }

    cout << ans << "\n";
    return 0;
}

Test details

Test 1

Group: 1, 2, 3, 4, 5, 6

Verdict:

input
10
TNCTNPNTPC
NPPNTNTPTP
NTNTTCNTCT
NPCPNPPNTT
...

correct output
2035

user output
389

Test 2

Group: 1, 2, 3, 4, 5, 6

Verdict:

input
10
NFWQLWNWYS
DZOQJVXFPJ
CNHXPXMCQD
QRTBVNLTQC
...

correct output
9

user output
3

Test 3

Group: 1, 2, 3, 4, 5, 6

Verdict:

input
10
XXXXXXXXXX
XXXXXXXXXX
XXXXXXXXXX
XXXXXXXXXX
...

correct output
3025

user output
550

Test 4

Group: 1, 2, 3, 4, 5, 6

Verdict: ACCEPTED

input
10
FFFFFFFFFF
FFFFFCFFFF
FFFFFFJFFF
FFFFFFFFFF
...

correct output
12

user output
12

Test 5

Group: 1, 2, 3, 4, 5, 6

Verdict: ACCEPTED

input
1
X

correct output
1

user output
1

Test 6

Group: 2, 3, 4, 5, 6

Verdict:

input
20
BBCBUBOUOBBCUUBBCOUO
BOUCOOCUBCOOOCOBOCUO
UCCUUUOBCOCBCBUBUCOO
BUOBUCUCUOOBCOOUBUOO
...

correct output
38724

user output
3896

Test 7

Group: 2, 3, 4, 5, 6

Verdict:

input
20
CBGLSHGZHYZDWBNDBJUG
SMUXOJQYPXZDTMJUIWOJ
XIDSTNBGHKRKOVUVMINB
MTQGCFRUHQKALXRNCQGS
...

correct output
8334

user output
1163

Test 8

Group: 2, 3, 4, 5, 6

Verdict:

input
20
KKKKKKKKKKKKKKKKKKKK
KKKKKKKKKKKKKKKKKKKK
KKKKKKKKKKKKKKKKKKKK
KKKKKKKKKKKKKKKKKKKK
...

correct output
44100

user output
4200

Test 9

Group: 2, 3, 4, 5, 6

Verdict:

input
20
AAAAAAAAXAAAAAAAAAAA
AAAWAAAAAAAAAAAAAOAA
AAAAAAAAAAAAAAAAAPAA
AAAAAAAAKAAAAAAAAAAZ
...

correct output
18

user output
12

Test 10

Group: 3, 4, 5, 6

Verdict:

input
50
GRGREEEGREGXRXXEGXXREXGRRRGRRR...

correct output
1584665

user output
62930

Test 11

Group: 3, 4, 5, 6

Verdict:

input
50
AITIISJUHCCRZNKSDCNQKYSQRINFWJ...

correct output
1077746

user output
49371

Test 12

Group: 3, 4, 5, 6

Verdict:

input
50
OOOOOOOOOOOOOOOOOOOOOOOOOOOOOO...

correct output
1625625

user output
63750

Test 13

Group: 3, 4, 5, 6

Verdict:

input
50
FFFFFFFFFFFFFFFFFFFFFFFFFFFFFF...

correct output
1680

user output
336

Test 14

Group: 4, 5, 6

Verdict:

input
100
NNCMDCDDCCNNNDNCMMNCDCDCCDCDNM...

correct output
25325366

user output
503387

Test 15

Group: 4, 5, 6

Verdict:

input
100
LIMQQIHASECROEVILNVULGWZJPPKOG...

correct output
22342463

user output
467959

Test 16

Group: 4, 5, 6

Verdict:

input
100
TTTTTTTTTTTTTTTTTTTTTTTTTTTTTT...

correct output
25502500

user output
505000

Test 17

Group: 4, 5, 6

Verdict:

input
100
QXQQQQQQQQQQQQQQQQQQQQQQQQQQQQ...

correct output
25650

user output
2169

Test 18

Group: 5, 6

Verdict:

input
200
NAANANMMKNKKAKMKMAKNKMNKMMNNAA...

correct output
403292767

user output
4016285

Test 19

Group: 5, 6

Verdict:

input
200
OMYWATTLURKQPTKEFMGGYAOONXWVSC...

correct output
388111321

user output
3932612

Test 20

Group: 5, 6

Verdict:

input
200
CCCCCCCCCCCCCCCCCCCCCCCCCCCCCC...

correct output
404010000

user output
4020000

Test 21

Group: 5, 6

Verdict:

input
200
LLLLLLLLLLLLLLLLLHLLLLLLLLLLLL...

correct output
14159445

user output
332349

Test 22

Group: 6

Verdict:

input
500
VVHWVUHVHUWWWVUUUWVUUHUUWHWUVW...

correct output
15683003812

user output
62616483

Test 23

Group: 6

Verdict:

input
500
OIMZGEQSBMBDSDXSWRFNKSGFEBBTJE...

correct output
15575906951

user output
62377309

Test 24

Group: 6

Verdict:

input
500
IIIIIIIIIIIIIIIIIIIIIIIIIIIIII...

correct output
15687562500

user output
62625000

Test 25

Group: 6

Verdict:

input
500
WWWWWWWWWWWWWWWWWWWWWWWWWWWWWW...

correct output
3058970930

user output
18715892