CSES - Datatähti 2022 alku - Results
Submission details
Task:Ositus (Partitioning)
Sender:Bliz
Submission time:2021-10-06 22:11:54
Language:CPython3
Status:READY
Result:40
Feedback
groupverdictscore
#1ACCEPTED40
#20
#30
Test results
testverdicttimegroup
#1ACCEPTED0.02 s1, 2, 3details
#2ACCEPTED0.02 s1, 2, 3details
#3ACCEPTED0.02 s1, 2, 3details
#4ACCEPTED0.02 s1, 2, 3details
#5--2, 3details
#60.03 s3details
#70.32 s3details

Code

def partition(part, s):
    if len(s) == 1:
        return 1
    else:
        part, s = part + s[0], s[1:]
        r = 0
        r += partition("", s)
        if s[0] not in part:
            r += partition(part, s)
        return r


s = input()

print(int(partition("", s) % (1_000_000_007)))

Test details

Test 1

Group: 1, 2, 3

Verdict: ACCEPTED

input
a

correct output
1

user output
1

Test 2

Group: 1, 2, 3

Verdict: ACCEPTED

input
abcdefghij

correct output
512

user output
512

Test 3

Group: 1, 2, 3

Verdict: ACCEPTED

input
abcabaacbc

correct output
120

user output
120

Test 4

Group: 1, 2, 3

Verdict: ACCEPTED

input
aaxxxxxxaa

correct output
4

user output
4

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 15, in <module>
    print(int(partition("", s) % (1_000_000_007)))
  File "input/code.py", line 7, in partition
    r += partition("", s)
  File "input/code.py", line 7, in partition
    r += partition("", s)
  File "input/code.py", line 7, in partition
    r += partition("", s)
  [Previous line repeated 995 more times]
  File "input/code.py", line 2, in partition
    if len(s) == 1:
RecursionError: maximum recursion depth exceeded in comparison

Test 7

Group: 3

Verdict:

input
sxaoxcyrjoeieyinaqxwukgzdnhhsw...

correct output
816016015

user output
(empty)