Submission details
Task:Merkkijonot
Sender:Yytsi
Submission time:2025-11-09 22:25:24 +0200
Language:Python3 (CPython3)
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
#30
#40
#50
Test results
testverdicttimegroup
#1ACCEPTED0.02 s1, 2, 3, 4, 5details
#2ACCEPTED0.02 s2, 3, 4, 5details
#3ACCEPTED0.02 s1, 2, 3, 4, 5details
#4ACCEPTED0.12 s1, 2, 3, 4, 5details
#5ACCEPTED0.12 s1, 2, 3, 4, 5details
#6ACCEPTED0.21 s1, 2, 3, 4, 5details
#7--1, 2, 3, 4, 5details
#8ACCEPTED0.14 s1, 2, 3, 4, 5details
#9ACCEPTED0.67 s1, 2, 3, 4, 5details
#10ACCEPTED0.07 s1, 2, 3, 4, 5details
#11ACCEPTED0.57 s2, 3, 4, 5details
#12--2, 3, 4, 5details
#13--2, 3, 4, 5details
#14--2, 3, 4, 5details
#15--2, 3, 4, 5details
#16--2, 3, 4, 5details
#17--2, 3, 4, 5details
#18--2, 3, 4, 5details
#19--3, 4, 5details
#20--3, 4, 5details
#21--3, 4, 5details
#22--3, 4, 5details
#23--3, 4, 5details
#24--3, 4, 5details
#25--3, 4, 5details
#26--3, 4, 5details
#27--4, 5details
#28--4, 5details
#29--4, 5details
#30--4, 5details
#31--4, 5details
#32--4, 5details
#33--4, 5details
#34--4, 5details
#350.40 s5details
#360.40 s5details
#370.40 s5details
#380.40 s5details
#390.40 s5details
#400.40 s5details
#410.40 s5details
#420.40 s5details

Code

M = 10**9+7
n, m = map(int, input().split())
tape = input()

ln = n - m + 1
if ln <= 0:
    print(0)
    exit(0)

arr = "."*n
vis, comp = set([arr]), set()

def apply(cur_s, idx):
    ls = list(cur_s)
    diff = False
    for i in range(m):
        if ls[i + idx] == '.':
            # print(f"{i} {idx} {ls[i+idx]}")
            ls[i + idx] = tape[i]
            diff = True
    
    return ''.join(ls), diff

st = [arr]
while len(st):
    cur_arr = st.pop()

    if '.' not in cur_arr:
        comp.add(cur_arr)
        continue

    for i in range(ln):
        next_arr, diff = apply(cur_arr, i)

        # print(next_arr)

        if diff and next_arr not in vis:
            vis.add(next_arr)
            st.append(next_arr)

print(len(comp))

Test details

Test 1

Group: 1, 2, 3, 4, 5

Verdict: ACCEPTED

input
1 1
a

correct output
1

user output
1

Test 2

Group: 2, 3, 4, 5

Verdict: ACCEPTED

input
20 20
ssxfykmuzljmwgyvldnu

correct output
1

user output
1

Test 3

Group: 1, 2, 3, 4, 5

Verdict: ACCEPTED

input
20 10
aaaaaaaaaa

correct output
1

user output
1

Test 4

Group: 1, 2, 3, 4, 5

Verdict: ACCEPTED

input
20 10
aabbbaaaab

correct output
1532

user output
1532

Test 5

Group: 1, 2, 3, 4, 5

Verdict: ACCEPTED

input
20 10
aabbacbdca

correct output
1542

user output
1542

Test 6

Group: 1, 2, 3, 4, 5

Verdict: ACCEPTED

input
20 10
ztknszhrby

correct output
3261

user output
3261

Test 7

Group: 1, 2, 3, 4, 5

Verdict:

input
20 1
a

correct output
1

user output
(empty)

Test 8

Group: 1, 2, 3, 4, 5

Verdict: ACCEPTED

input
20 10
aabbbbbbba

correct output
1689

user output
1689

Test 9

Group: 1, 2, 3, 4, 5

Verdict: ACCEPTED

input
20 8
abxabyab

correct output
8619

user output
8619

Test 10

Group: 1, 2, 3, 4, 5

Verdict: ACCEPTED

input
20 10
ababababab

correct output
509

user output
509

Test 11

Group: 2, 3, 4, 5

Verdict: ACCEPTED

input
100 50
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...

correct output
1

user output
1

Test 12

Group: 2, 3, 4, 5

Verdict:

input
100 50
bbaaabbbbbabbbbabababababbbaab...

correct output
511493117

user output
(empty)

Test 13

Group: 2, 3, 4, 5

Verdict:

input
100 50
addabbbbbadddccadcabaacbbbaabd...

correct output
618572722

user output
(empty)

Test 14

Group: 2, 3, 4, 5

Verdict:

input
100 50
rrdumiqrjewanjplbyvkaytbcyzbyl...

correct output
35126431

user output
(empty)

Test 15

Group: 2, 3, 4, 5

Verdict:

input
100 1
a

correct output
1

user output
(empty)

Test 16

Group: 2, 3, 4, 5

Verdict:

input
100 50
aabbbbbbbbbbbbbbbbbbbbbbbbbbbb...

correct output
460606355

user output
(empty)

Test 17

Group: 2, 3, 4, 5

Verdict:

input
100 23
aybabtuxaybabtuyaybabtu

correct output
342213037

user output
(empty)

Test 18

Group: 2, 3, 4, 5

Verdict:

input
100 50
ababababababababababababababab...

correct output
775006564

user output
(empty)

Test 19

Group: 3, 4, 5

Verdict:

input
1000 50
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...

correct output
1

user output
(empty)

Test 20

Group: 3, 4, 5

Verdict:

input
1000 50
bbabaabbabbbaaaaaaaaaababaabbb...

correct output
911592620

user output
(empty)

Test 21

Group: 3, 4, 5

Verdict:

input
1000 50
cacabdddcbdadabdcbdddbdddbaccb...

correct output
12869296

user output
(empty)

Test 22

Group: 3, 4, 5

Verdict:

input
1000 50
tqoyadbshyehwcwaxbtbsqtaswkyet...

correct output
741984969

user output
(empty)

Test 23

Group: 3, 4, 5

Verdict:

input
1000 1
a

correct output
1

user output
(empty)

Test 24

Group: 3, 4, 5

Verdict:

input
1000 50
aabbbbbbbbbbbbbbbbbbbbbbbbbbbb...

correct output
599950419

user output
(empty)

Test 25

Group: 3, 4, 5

Verdict:

input
1000 23
aybabtuxaybabtuyaybabtu

correct output
548809016

user output
(empty)

Test 26

Group: 3, 4, 5

Verdict:

input
1000 50
ababababababababababababababab...

correct output
765799780

user output
(empty)

Test 27

Group: 4, 5

Verdict:

input
1000000 50
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...

correct output
1

user output
(empty)

Test 28

Group: 4, 5

Verdict:

input
1000000 50
bbaababbaaabbabababbaaaaaabbaa...

correct output
514073453

user output
(empty)

Test 29

Group: 4, 5

Verdict:

input
1000000 50
aabccabbbbabccabcdcdadbcdccdac...

correct output
438094288

user output
(empty)

Test 30

Group: 4, 5

Verdict:

input
1000000 50
yzfzimxrxfukhlkrtaylohyuqkupsn...

correct output
905445077

user output
(empty)

Test 31

Group: 4, 5

Verdict:

input
1000000 1
a

correct output
1

user output
(empty)

Test 32

Group: 4, 5

Verdict:

input
1000000 50
aabbbbbbbbbbbbbbbbbbbbbbbbbbbb...

correct output
280596224

user output
(empty)

Test 33

Group: 4, 5

Verdict:

input
1000000 23
aybabtuxaybabtuyaybabtu

correct output
268144314

user output
(empty)

Test 34

Group: 4, 5

Verdict:

input
1000000 50
ababababababababababababababab...

correct output
655244665

user output
(empty)

Test 35

Group: 5

Verdict:

input
1000000000 50
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...

correct output
1

user output
(empty)

Test 36

Group: 5

Verdict:

input
1000000000 50
abbbaabbaaaaabbbbabbabbaaaaaba...

correct output
911059863

user output
(empty)

Test 37

Group: 5

Verdict:

input
1000000000 50
cbabbcaadabbcabbdbdabbbcccbdca...

correct output
994268014

user output
(empty)

Test 38

Group: 5

Verdict:

input
1000000000 50
pehyicejeninplaczwezhahmbhwfwi...

correct output
837165971

user output
(empty)

Test 39

Group: 5

Verdict:

input
1000000000 1
a

correct output
1

user output
(empty)

Test 40

Group: 5

Verdict:

input
1000000000 50
aabbbbbbbbbbbbbbbbbbbbbbbbbbbb...

correct output
114333489

user output
(empty)

Test 41

Group: 5

Verdict:

input
1000000000 23
aybabtuxaybabtuyaybabtu

correct output
628064772

user output
(empty)

Test 42

Group: 5

Verdict:

input
1000000000 50
ababababababababababababababab...

correct output
802946327

user output
(empty)