CSES - Datatähti 2025 alku - Results
Submission details
Task:Niitty
Sender:ma100
Submission time:2024-11-01 16:33:37 +0200
Language:C++ (C++20)
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
#30
#40
#50
#60
Test results
testverdicttimegroup
#1--1, 2, 3, 4, 5, 6details
#2--1, 2, 3, 4, 5, 6details
#3--1, 2, 3, 4, 5, 6details
#4--1, 2, 3, 4, 5, 6details
#5--1, 2, 3, 4, 5, 6details
#6--2, 3, 4, 5, 6details
#7--2, 3, 4, 5, 6details
#8--2, 3, 4, 5, 6details
#9--2, 3, 4, 5, 6details
#10--3, 4, 5, 6details
#11--3, 4, 5, 6details
#12--3, 4, 5, 6details
#13--3, 4, 5, 6details
#14--4, 5, 6details
#15--4, 5, 6details
#16--4, 5, 6details
#17--4, 5, 6details
#18--5, 6details
#19--5, 6details
#20--5, 6details
#21--5, 6details
#22--6details
#23--6details
#24--6details
#25--6details

Compiler report

input/code.cpp: In function 'int main()':
input/code.cpp:21:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   21 |         for (int j = 0; j < s.length(); j++)
      |                         ~~^~~~~~~~~~~~
input/code.cpp:7:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
    7 |     freopen("input2.log", "r", stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~

Code

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;

int main()
{
    freopen("input2.log", "r", stdin);
    ios_base::sync_with_stdio(0);
    cin.tie(0);

    int n;
    cin >> n;
    vector<string> fi;
    fi.reserve(250000);
    uint u = 0;
    for (int i = 0; i < n; i++)
    {
        string s;
        cin >> s;
        fi.push_back(s);
        for (int j = 0; j < s.length(); j++)
        {
            u |= (1 << (s[j] - 0x41));
        }
    }
    int uc = __builtin_popcountll(u);

    ll v = 0;
    for (int w = 1; w <= n; w++)
    {
        for (int h = 1; h <= n; h++)
        {
            if ((h * w) < uc)
                continue;
            for (int x = 0; x + w <= n; x++)
            {
                for (int y = 0; y + h <= n; y++)
                {
                    ulong s = 0;
                    bool d = false;
                    for (int i = y; i < y + h; i++)
                    {
                        for (int j = x; j < x + w; j++)
                        {
                            s |= (1 << (fi[i][j] - 0x41));
                            if (s == u)
                            {
                                v++;
                                d = true;
                                break;
                            }
                        }
                        if (d)
                            break;
                    }
                }
            }
        }
    }
    cout << v << '\n';
}

Test details

Test 1

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

Verdict:

input
10
TNCTNPNTPC
NPPNTNTPTP
NTNTTCNTCT
NPCPNPPNTT
...

correct output
2035

user output
(empty)

Test 2

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

Verdict:

input
10
NFWQLWNWYS
DZOQJVXFPJ
CNHXPXMCQD
QRTBVNLTQC
...

correct output
9

user output
(empty)

Test 3

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

Verdict:

input
10
XXXXXXXXXX
XXXXXXXXXX
XXXXXXXXXX
XXXXXXXXXX
...

correct output
3025

user output
(empty)

Test 4

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

Verdict:

input
10
FFFFFFFFFF
FFFFFCFFFF
FFFFFFJFFF
FFFFFFFFFF
...

correct output
12

user output
(empty)

Test 5

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

Verdict:

input
1
X

correct output
1

user output
(empty)

Test 6

Group: 2, 3, 4, 5, 6

Verdict:

input
20
BBCBUBOUOBBCUUBBCOUO
BOUCOOCUBCOOOCOBOCUO
UCCUUUOBCOCBCBUBUCOO
BUOBUCUCUOOBCOOUBUOO
...

correct output
38724

user output
(empty)

Test 7

Group: 2, 3, 4, 5, 6

Verdict:

input
20
CBGLSHGZHYZDWBNDBJUG
SMUXOJQYPXZDTMJUIWOJ
XIDSTNBGHKRKOVUVMINB
MTQGCFRUHQKALXRNCQGS
...

correct output
8334

user output
(empty)

Test 8

Group: 2, 3, 4, 5, 6

Verdict:

input
20
KKKKKKKKKKKKKKKKKKKK
KKKKKKKKKKKKKKKKKKKK
KKKKKKKKKKKKKKKKKKKK
KKKKKKKKKKKKKKKKKKKK
...

correct output
44100

user output
(empty)

Test 9

Group: 2, 3, 4, 5, 6

Verdict:

input
20
AAAAAAAAXAAAAAAAAAAA
AAAWAAAAAAAAAAAAAOAA
AAAAAAAAAAAAAAAAAPAA
AAAAAAAAKAAAAAAAAAAZ
...

correct output
18

user output
(empty)

Test 10

Group: 3, 4, 5, 6

Verdict:

input
50
GRGREEEGREGXRXXEGXXREXGRRRGRRR...

correct output
1584665

user output
(empty)

Test 11

Group: 3, 4, 5, 6

Verdict:

input
50
AITIISJUHCCRZNKSDCNQKYSQRINFWJ...

correct output
1077746

user output
(empty)

Test 12

Group: 3, 4, 5, 6

Verdict:

input
50
OOOOOOOOOOOOOOOOOOOOOOOOOOOOOO...

correct output
1625625

user output
(empty)

Test 13

Group: 3, 4, 5, 6

Verdict:

input
50
FFFFFFFFFFFFFFFFFFFFFFFFFFFFFF...

correct output
1680

user output
(empty)

Test 14

Group: 4, 5, 6

Verdict:

input
100
NNCMDCDDCCNNNDNCMMNCDCDCCDCDNM...

correct output
25325366

user output
(empty)

Test 15

Group: 4, 5, 6

Verdict:

input
100
LIMQQIHASECROEVILNVULGWZJPPKOG...

correct output
22342463

user output
(empty)

Test 16

Group: 4, 5, 6

Verdict:

input
100
TTTTTTTTTTTTTTTTTTTTTTTTTTTTTT...

correct output
25502500

user output
(empty)

Test 17

Group: 4, 5, 6

Verdict:

input
100
QXQQQQQQQQQQQQQQQQQQQQQQQQQQQQ...

correct output
25650

user output
(empty)

Test 18

Group: 5, 6

Verdict:

input
200
NAANANMMKNKKAKMKMAKNKMNKMMNNAA...

correct output
403292767

user output
(empty)

Test 19

Group: 5, 6

Verdict:

input
200
OMYWATTLURKQPTKEFMGGYAOONXWVSC...

correct output
388111321

user output
(empty)

Test 20

Group: 5, 6

Verdict:

input
200
CCCCCCCCCCCCCCCCCCCCCCCCCCCCCC...

correct output
404010000

user output
(empty)

Test 21

Group: 5, 6

Verdict:

input
200
LLLLLLLLLLLLLLLLLHLLLLLLLLLLLL...

correct output
14159445

user output
(empty)

Test 22

Group: 6

Verdict:

input
500
VVHWVUHVHUWWWVUUUWVUUHUUWHWUVW...

correct output
15683003812

user output
(empty)

Test 23

Group: 6

Verdict:

input
500
OIMZGEQSBMBDSDXSWRFNKSGFEBBTJE...

correct output
15575906951

user output
(empty)

Test 24

Group: 6

Verdict:

input
500
IIIIIIIIIIIIIIIIIIIIIIIIIIIIII...

correct output
15687562500

user output
(empty)

Test 25

Group: 6

Verdict:

input
500
WWWWWWWWWWWWWWWWWWWWWWWWWWWWWW...

correct output
3058970930

user output
(empty)