CSES - Datatähti 2022 alku - Results
Submission details
Task:Ositus (Partitioning)
Sender:tlitola
Submission time:2021-10-05 15:13:10
Language:CPython3
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
#30
Test results
testverdicttimegroup
#10.02 s1, 2, 3details
#20.02 s1, 2, 3details
#30.02 s1, 2, 3details
#40.02 s1, 2, 3details
#5--2, 3details
#60.10 s3details
#7--3details

Code

def calculateWrongPartitions(s):
  substraction = 0
  a, b = s[0 : len(s) -1], s[1 : len(s)]

  if(not len(a)==len(set(a))):
    substraction += 1 + calculateWrongPartitions(a)
  if(not len(b) == len(set(b))):
    substraction += 1 + calculateWrongPartitions(b)

  return substraction
  

def main():
  s = input()

  partitions = pow(2, len(s)-1) - 1
  partitions -= calculateWrongPartitions(s)

  print(partitions%(pow(10, 9)+7))

if(__name__ == '__main__'):
  main()

Test details

Test 1

Group: 1, 2, 3

Verdict:

input
a

correct output
1

user output
0

Test 2

Group: 1, 2, 3

Verdict:

input
abcdefghij

correct output
512

user output
511

Test 3

Group: 1, 2, 3

Verdict:

input
abcabaacbc

correct output
120

user output
237

Test 4

Group: 1, 2, 3

Verdict:

input
aaxxxxxxaa

correct output
4

user output
17

Test 5

Group: 2, 3

Verdict:

input
mfyzvoxmppoxcvktmcjkryyocfweub...

correct output
643221148

user output
(empty)

Test 6

Group: 3

Verdict:

input
weinscqmmpgbrlboocvtbptgbahmwv...

correct output
831644159

user output
(empty)

Error:
Traceback (most recent call last):
  File "input/code.py", line 22, in <module>
    main()
  File "input/code.py", line 17, in main
    partitions -= calculateWrongPartitions(s)
  File "input/code.py", line 6, in calculateWrongPartitions
    substraction += 1 + calculateWrongPartitions(a)
  File "input/code.py", line 6, in calculateWrongPartitions
    substraction += 1 + calculateWrongPartitions(a)
  File "input/code.py", line 6, in calculateWrongPartitions
    substraction += 1 + calculateWrongPartitions(a)
  [Previous line repeated 994 more times]
  File "input/code.py", line 5, in calculateWrongPartitions
    if(not len(a)==len(set(a))):
RecursionError: maximum recursion depth exceeded while calling a Python object

Test 7

Group: 3

Verdict:

input
sxaoxcyrjoeieyinaqxwukgzdnhhsw...

correct output
816016015

user output
(empty)