CSES - Datatähti 2020 alku - Results
Submission details
Task:Merkkijonot
Sender:TrixterTheTux
Submission time:2019-10-10 19:04:30 +0300
Language:C++ (C++11)
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
#30
Test results
testverdicttimegroup
#10.01 s1, 2, 3details
#20.01 s2, 3details
#30.03 s3details
#4ACCEPTED0.03 s3details
#50.03 s3details
#6ACCEPTED0.01 s1, 2, 3details
#7ACCEPTED0.01 s1, 2, 3details
#80.01 s1, 2, 3details
#9ACCEPTED0.01 s1, 2, 3details
#100.01 s2, 3details
#110.01 s2, 3details
#120.01 s2, 3details
#130.01 s2, 3details
#140.01 s2, 3details
#150.03 s3details
#160.03 s3details
#170.03 s3details
#180.03 s3details
#190.03 s3details
#200.01 s1, 2, 3details
#210.01 s1, 2, 3details
#220.01 s1, 2, 3details
#230.01 s1, 2, 3details
#240.01 s1, 2, 3details

Code

#include <vector>
#include <map>
#include <iostream>
#include <string>

int main() {
	std::ios_base::sync_with_stdio(false);

	auto& f = std::cin;
	std::string cur;
	std::map<size_t, std::map<std::vector<bool>, size_t>> map;

	std::getline(f, cur);
	size_t amount = std::strtoul(cur.c_str(), nullptr, 10);

	for(size_t i = 0; i < amount; i++) {
		auto c_str = cur.c_str();

		size_t len = cur.length();
		std::vector<bool> bitfield((len * (len - 1)) / 2);

		size_t n = 0;
		for(size_t a = 0; a < len - 1; a++) {
			for(size_t b = a + 1; b < len; b++) {
				bitfield[n++] = c_str[a] == c_str[b];
			}
		}

		auto search = map.find(len);
		if(search == map.end()) {
			std::map<std::vector<bool>, size_t> lookup;
			lookup[bitfield] = 0;

			map[len] = lookup;
			continue;
		}

		auto lookup = search->second.find(bitfield);
		if(lookup == search->second.end()) {
			search->second[bitfield] = 0;
		} else {
			search->second[bitfield]++;
		}
	}

	size_t matches = 0;
	for(auto& mapit : map) {
		for(auto& addit : mapit.second) {
			matches += (addit.second * (addit.second + 1)) / 2;
		}
	}

	std::cout << matches << std::endl;
	return 0;
}

Test details

Test 1

Group: 1, 2, 3

Verdict:

input
20
FFDISOVJLPIASANJRBHQXJVW
HBGVRZFWOTAAVUPYKMKXAOBEYUE
JKHXTPHUKTLTLNXMXMSYYFLF
HCSZMXTZCUFHIHSTEWKHCFZRTXU
...

correct output
20

user output
190

Test 2

Group: 2, 3

Verdict:

input
5000
AJEDROEDXRGDUSDAPZBXXQBPJ
PDGCTAGCRTBCJICPFELRRMLFD
TISAOTGMDKUCITIEFQVCSBZJYUUO
FMASVJYFPMELSVLQWFZVLVMSPHYL
...

correct output
2178556

user output
12497500

Test 3

Group: 3

Verdict:

input
100000
RESKYADLVRSDCDXJVECAJCAP
CZLIWDHKVNRJHZINHFBOQEPN
LSTRSDTLADUIWXFQJSQPVRSPBCTZ
QEMSZOQSSVBRNQTCLJQIGVQO
...

correct output
404880850

user output
4999950000

Test 4

Group: 3

Verdict: ACCEPTED

input
100000
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAA...

correct output
4999950000

user output
4999950000

Test 5

Group: 3

Verdict:

input
100000
IPI
Q
SPGV
UNYE
...

correct output
1041990627

user output
4999950000

Test 6

Group: 1, 2, 3

Verdict: ACCEPTED

input
20
A
B
C
D
...

correct output
190

user output
190

Test 7

Group: 1, 2, 3

Verdict: ACCEPTED

input
1
A

correct output
0

user output
0

Test 8

Group: 1, 2, 3

Verdict:

input
20
A
BB
CCC
DDDD
...

correct output
0

user output
190

Test 9

Group: 1, 2, 3

Verdict: ACCEPTED

input
2
A
A

correct output
1

user output
1

Test 10

Group: 2, 3

Verdict:

input
5000
SEKNHNRHSRFYIHSCDPGXPTGUSYBFKZ...

correct output
20861

user output
12497500

Test 11

Group: 2, 3

Verdict:

input
5000
UGPWHWOWAREEIROZTRJGUCKDKTZJEO...

correct output
22818

user output
12497500

Test 12

Group: 2, 3

Verdict:

input
5000
FFQQCBCINBDWIKHFPO
SCJU
DNHYPGIQNZS
KNQCYRAXHHKORXMOVHL
...

correct output
22268

user output
12497500

Test 13

Group: 2, 3

Verdict:

input
5000
QVWMSYPWXWBBXWCVEOUAVQLDWNBXZB...

correct output
22589

user output
12497500

Test 14

Group: 2, 3

Verdict:

input
5000
JYORMNQAKXHNRBWGGSMWXWXMBKPBZU...

correct output
20482

user output
12497500

Test 15

Group: 3

Verdict:

input
100000
DCXXVIEYQAASZJYUUVYZUIJFGVBAYC...

correct output
8925377

user output
4999950000

Test 16

Group: 3

Verdict:

input
100000
IJZHBIYNWQBDWNGZWVXJKXXWFVLPQX...

correct output
8907840

user output
4999950000

Test 17

Group: 3

Verdict:

input
100000
GWUGLGQDAYGGJROIAKBMMICQMDUQQQ...

correct output
8771809

user output
4999950000

Test 18

Group: 3

Verdict:

input
100000
SWVSVXURRSLCSHCPAKWESIPCNDKYLD...

correct output
8704480

user output
4999950000

Test 19

Group: 3

Verdict:

input
100000
ZLSNSZBGIMCOLPDEAKVDAJCTMBNRLH...

correct output
8672362

user output
4999950000

Test 20

Group: 1, 2, 3

Verdict:

input
20
AAB
D
CDBAA
D
...

correct output
15

user output
190

Test 21

Group: 1, 2, 3

Verdict:

input
20
A
CDD
AABBC
DBCB
...

correct output
15

user output
190

Test 22

Group: 1, 2, 3

Verdict:

input
20
ACADD
CDDCD
DACA
CCDCA
...

correct output
17

user output
190

Test 23

Group: 1, 2, 3

Verdict:

input
20
DCDA
BDBA
CACBD
BA
...

correct output
7

user output
190

Test 24

Group: 1, 2, 3

Verdict:

input
20
DDA
BBCDC
DDD
CCD
...

correct output
14

user output
190