CSES - Datatähti 2020 alku - Results
Submission details
Task:Merkkijonot
Sender:PauliK
Submission time:2019-10-06 14:05:11 +0300
Language:PyPy3
Status:READY
Result:100
Feedback
groupverdictscore
#1ACCEPTED15
#2ACCEPTED31
#3ACCEPTED54
Test results
testverdicttimegroup
#1ACCEPTED0.06 s1, 2, 3details
#2ACCEPTED0.14 s2, 3details
#3ACCEPTED0.52 s3details
#4ACCEPTED0.54 s3details
#5ACCEPTED0.29 s3details
#6ACCEPTED0.06 s1, 2, 3details
#7ACCEPTED0.06 s1, 2, 3details
#8ACCEPTED0.06 s1, 2, 3details
#9ACCEPTED0.06 s1, 2, 3details
#10ACCEPTED0.14 s2, 3details
#11ACCEPTED0.14 s2, 3details
#12ACCEPTED0.14 s2, 3details
#13ACCEPTED0.14 s2, 3details
#14ACCEPTED0.14 s2, 3details
#15ACCEPTED0.54 s3details
#16ACCEPTED0.54 s3details
#17ACCEPTED0.53 s3details
#18ACCEPTED0.54 s3details
#19ACCEPTED0.54 s3details
#20ACCEPTED0.06 s1, 2, 3details
#21ACCEPTED0.06 s1, 2, 3details
#22ACCEPTED0.06 s1, 2, 3details
#23ACCEPTED0.06 s1, 2, 3details
#24ACCEPTED0.06 s1, 2, 3details

Code

from collections import defaultdict


def doting(s):
    positions = {}
    thing = [0] * 50
    for i, c in enumerate(s):
        pos = positions.setdefault(c, len(positions))
        thing[pos] |= 1 << i
    return hash(tuple(thing))


def do2(s):
    positions = {}
    h = 0
    for i, c in enumerate(s):
        pos = positions.setdefault(c, len(positions))
        h = hash((h, pos, i))
        # h = (h * 2897347) ^ (pos * 7653432) | (1 << i) & 0xfffffffffffffff
        # if h.bit_length() > 64:
        # print("oh no it", h.bit_length())
    return h


def main():
    n = int(input())
    things = defaultdict(int)
    count = 0
    for _ in range(n):
        s = input()
        ting = do2(s)
        # print(ting)
        count += things[ting]
        things[ting] += 1
    print(count)


if __name__ == "__main__":
    main()

Test details

Test 1

Group: 1, 2, 3

Verdict: ACCEPTED

input
20
FFDISOVJLPIASANJRBHQXJVW
HBGVRZFWOTAAVUPYKMKXAOBEYUE
JKHXTPHUKTLTLNXMXMSYYFLF
HCSZMXTZCUFHIHSTEWKHCFZRTXU
...

correct output
20

user output
20

Test 2

Group: 2, 3

Verdict: ACCEPTED

input
5000
AJEDROEDXRGDUSDAPZBXXQBPJ
PDGCTAGCRTBCJICPFELRRMLFD
TISAOTGMDKUCITIEFQVCSBZJYUUO
FMASVJYFPMELSVLQWFZVLVMSPHYL
...

correct output
2178556

user output
2178556

Test 3

Group: 3

Verdict: ACCEPTED

input
100000
RESKYADLVRSDCDXJVECAJCAP
CZLIWDHKVNRJHZINHFBOQEPN
LSTRSDTLADUIWXFQJSQPVRSPBCTZ
QEMSZOQSSVBRNQTCLJQIGVQO
...

correct output
404880850

user output
404880850

Test 4

Group: 3

Verdict: ACCEPTED

input
100000
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAA...

correct output
4999950000

user output
4999950000

Test 5

Group: 3

Verdict: ACCEPTED

input
100000
IPI
Q
SPGV
UNYE
...

correct output
1041990627

user output
1041990627

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: ACCEPTED

input
20
A
BB
CCC
DDDD
...

correct output
0

user output
0

Test 9

Group: 1, 2, 3

Verdict: ACCEPTED

input
2
A
A

correct output
1

user output
1

Test 10

Group: 2, 3

Verdict: ACCEPTED

input
5000
SEKNHNRHSRFYIHSCDPGXPTGUSYBFKZ...

correct output
20861

user output
20861

Test 11

Group: 2, 3

Verdict: ACCEPTED

input
5000
UGPWHWOWAREEIROZTRJGUCKDKTZJEO...

correct output
22818

user output
22818

Test 12

Group: 2, 3

Verdict: ACCEPTED

input
5000
FFQQCBCINBDWIKHFPO
SCJU
DNHYPGIQNZS
KNQCYRAXHHKORXMOVHL
...

correct output
22268

user output
22268

Test 13

Group: 2, 3

Verdict: ACCEPTED

input
5000
QVWMSYPWXWBBXWCVEOUAVQLDWNBXZB...

correct output
22589

user output
22589

Test 14

Group: 2, 3

Verdict: ACCEPTED

input
5000
JYORMNQAKXHNRBWGGSMWXWXMBKPBZU...

correct output
20482

user output
20482

Test 15

Group: 3

Verdict: ACCEPTED

input
100000
DCXXVIEYQAASZJYUUVYZUIJFGVBAYC...

correct output
8925377

user output
8925377

Test 16

Group: 3

Verdict: ACCEPTED

input
100000
IJZHBIYNWQBDWNGZWVXJKXXWFVLPQX...

correct output
8907840

user output
8907840

Test 17

Group: 3

Verdict: ACCEPTED

input
100000
GWUGLGQDAYGGJROIAKBMMICQMDUQQQ...

correct output
8771809

user output
8771809

Test 18

Group: 3

Verdict: ACCEPTED

input
100000
SWVSVXURRSLCSHCPAKWESIPCNDKYLD...

correct output
8704480

user output
8704480

Test 19

Group: 3

Verdict: ACCEPTED

input
100000
ZLSNSZBGIMCOLPDEAKVDAJCTMBNRLH...

correct output
8672362

user output
8672362

Test 20

Group: 1, 2, 3

Verdict: ACCEPTED

input
20
AAB
D
CDBAA
D
...

correct output
15

user output
15

Test 21

Group: 1, 2, 3

Verdict: ACCEPTED

input
20
A
CDD
AABBC
DBCB
...

correct output
15

user output
15

Test 22

Group: 1, 2, 3

Verdict: ACCEPTED

input
20
ACADD
CDDCD
DACA
CCDCA
...

correct output
17

user output
17

Test 23

Group: 1, 2, 3

Verdict: ACCEPTED

input
20
DCDA
BDBA
CACBD
BA
...

correct output
7

user output
7

Test 24

Group: 1, 2, 3

Verdict: ACCEPTED

input
20
DDA
BBCDC
DDD
CCD
...

correct output
14

user output
14