CSES - Datatähti 2019 alku

Submission details
Task:	Ruudukko
Sender:	kaurip
Submission time:	2018-10-14 20:43:41 +0300
Language:	Python3
Status:	READY
Result:	0

Feedback
group	verdict	score
#1	WRONG ANSWER	0
#2	WRONG ANSWER	0
#3	RUNTIME ERROR	0

Test results
test	verdict	time	group
#1	ACCEPTED	0.05 s	1	details
#2	ACCEPTED	0.05 s	1	details
#3	ACCEPTED	0.05 s	1	details
#4	ACCEPTED	0.05 s	1	details
#5	ACCEPTED	0.05 s	1	details
#6	ACCEPTED	0.05 s	1	details
#7	ACCEPTED	0.05 s	1	details
#8	WRONG ANSWER	0.04 s	1	details
#9	WRONG ANSWER	0.05 s	1	details
#10	WRONG ANSWER	0.04 s	1	details
#11	ACCEPTED	0.05 s	2	details
#12	WRONG ANSWER	0.05 s	2	details
#13	RUNTIME ERROR	0.04 s	2	details
#14	RUNTIME ERROR	0.06 s	2	details
#15	RUNTIME ERROR	0.04 s	2	details
#16	RUNTIME ERROR	0.05 s	2	details
#17	RUNTIME ERROR	0.05 s	2	details
#18	RUNTIME ERROR	0.06 s	2	details
#19	RUNTIME ERROR	0.05 s	2	details
#20	RUNTIME ERROR	0.05 s	2	details
#21	RUNTIME ERROR	0.04 s	3	details
#22	RUNTIME ERROR	0.05 s	3	details
#23	RUNTIME ERROR	0.05 s	3	details
#24	RUNTIME ERROR	0.05 s	3	details
#25	WRONG ANSWER	0.04 s	3	details
#26	RUNTIME ERROR	0.05 s	3	details
#27	RUNTIME ERROR	0.05 s	3	details
#28	RUNTIME ERROR	0.05 s	3	details
#29	RUNTIME ERROR	0.06 s	3	details
#30	WRONG ANSWER	0.05 s	3	details

Code

from math import factorial

def derange(num):
    if num == 0 or num == 1:
        return 1-num
    return num*(derange(num-1))+(-1)**num

def bways(numn,numb):
    return derange(numn-numb)*factorial(numn)/factorial(numn-numb)

n=int(input())

matchesa = 0
matchesb = 0

for x in range(0,n):
    # grid.append(list(input()))
    row = input()
    matchesa += row.count("A")
    matchesb += row.count("B")

# count = int(factorial(n)*factorial(n)*dfactorial(n-1)/dfactorial(n))
# count = factorial(n)**2*consmult(n*n-2*n, n)/consmult(n*n-n, n)
# count = factorial(n)*(factorial(n)-(1-(1/n+(n-2)/n*(n-2)/(n-1)))*n)
# count = factorial(n)*n/(n-1)
# count = factorial(n)**2*((n-1)/n)**n
# count = factorial(n)**2*factorial(n)/(n**(n))
# count = int(factorial(n-matchesa)*derange(n-matchesb))%1000000007
count = int(factorial(n-matchesa)*bways(n,matchesb))%1000000007
print(count)

Test details

Test 1

Group: 1

Verdict: ACCEPTED

input
`2 .. ..` view save

correct output
`2` view save

user output
`2` view save

Test 2

Group: 1

Verdict: ACCEPTED

input
`2 .. A.` view save

correct output
`1` view save

user output
`1` view save

Test 3

Group: 1

Verdict: ACCEPTED

input
`2 B. .A` view save

correct output
`0` view save

user output
`0` view save

Test 4

Group: 1

Verdict: ACCEPTED

input
`3 ... ... ...` view save

correct output
`12` view save

user output
`12` view save

Test 5

Group: 1

Verdict: ACCEPTED

input
`4 .... .... .... ....` view save

correct output
`216` view save

user output
`216` view save

Test 6

Group: 1

Verdict: ACCEPTED

input
`5 ..... ..... ..... ..... ...` view save

correct output
`5280` view save

user output
`5280` view save

Test 7

Group: 1

Verdict: ACCEPTED

input
`5 ....A ..... ..... ..... ...` view save

correct output
`264` view save

user output
`264` view save

Test 8

Group: 1

Verdict: WRONG ANSWER

input
`5 B.... ..... ..... .A.B. ...` view save

correct output
`22` view save

user output
`1440` view save

Test 9

Group: 1

Verdict: WRONG ANSWER

input
`5 B.A.. ....A ..... A.B.. ...` view save

correct output
`2` view save

user output
`120` view save

Test 10

Group: 1

Verdict: WRONG ANSWER

input
`5 A.B.. BA... .B.A. ...BA ...` view save

correct output
`1` view save

user output
`120` view save

Test 11

Group: 2

Verdict: ACCEPTED

input
`10 .......... .......... .......... .......... ...` view save

correct output
`306442892` view save

user output
`306442892` view save

Test 12

Group: 2

Verdict: WRONG ANSWER

input
`50 .................................` view save

correct output
`694861480` view save

user output
`926732799` view save

Test 13

Group: 2

Verdict: RUNTIME ERROR

input
`111 .................................` view save

correct output
`555319110` view save

user output
(empty)

Error:

Traceback (most recent call last):
  File "input/code.py", line 29, in <module>
    count...

Test 14

Group: 2

Verdict: RUNTIME ERROR

input
`222 .................................` view save

correct output
`108372237` view save

user output
(empty)

Error:

Traceback (most recent call last):
  File "input/code.py", line 29, in <module>
    count...

Test 15

Group: 2

Verdict: RUNTIME ERROR

input
`333 .................................` view save

correct output
`259107857` view save

user output
(empty)

Error:

Traceback (most recent call last):
  File "input/code.py", line 29, in <module>
    count...

Test 16

Group: 2

Verdict: RUNTIME ERROR

input
`444 .................................` view save

correct output
`19906314` view save

user output
(empty)

Error:

Traceback (most recent call last):
  File "input/code.py", line 29, in <module>
    count...

Test 17

Group: 2

Verdict: RUNTIME ERROR

input
`497 .................................` view save

correct output
`224313667` view save

user output
(empty)

Error:

Traceback (most recent call last):
  File "input/code.py", line 29, in <module>
    count...

Test 18

Group: 2

Verdict: RUNTIME ERROR

input
`498 .................................` view save

correct output
`929574601` view save

user output
(empty)

Error:

Traceback (most recent call last):
  File "input/code.py", line 29, in <module>
    count...

Test 19

Group: 2

Verdict: RUNTIME ERROR

input
`499 .................................` view save

correct output
`600226043` view save

user output
(empty)

Error:

Traceback (most recent call last):
  File "input/code.py", line 29, in <module>
    count...

Test 20

Group: 2

Verdict: RUNTIME ERROR

input
`500 .................................` view save

correct output
`198353194` view save

user output
(empty)

Error:

Traceback (most recent call last):
  File "input/code.py", line 29, in <module>
    count...

Test 21

Group: 3

Verdict: RUNTIME ERROR

input
`499 .................................` view save

correct output
`840243733` view save

user output
(empty)

Error:

Traceback (most recent call last):
  File "input/code.py", line 29, in <module>
    count...

Test 22

Group: 3

Verdict: RUNTIME ERROR

input
`499 ........................A........` view save

correct output
`4146290` view save

user output
(empty)

Error:

Traceback (most recent call last):
  File "input/code.py", line 29, in <module>
    count...

Test 23

Group: 3

Verdict: RUNTIME ERROR

input
`499 B.........A......................` view save

correct output
`173518884` view save

user output
(empty)

Error:

Traceback (most recent call last):
  File "input/code.py", line 29, in <module>
    count...

Test 24

Group: 3

Verdict: RUNTIME ERROR

input
`499 ...A....B........................` view save

correct output
`20044800` view save

user output
(empty)

Error:

Traceback (most recent call last):
  File "input/code.py", line 29, in <module>
    count...

Test 25

Group: 3

Verdict: WRONG ANSWER

input
`499 AB...............................` view save

correct output
`2` view save

user output
`0` view save

Test 26

Group: 3

Verdict: RUNTIME ERROR

input
`500 .................................` view save

correct output
`121064146` view save

user output
(empty)

Error:

Traceback (most recent call last):
  File "input/code.py", line 29, in <module>
    count...

Test 27

Group: 3

Verdict: RUNTIME ERROR

input
`500 .................................` view save

correct output
`848435259` view save

user output
(empty)

Error:

Traceback (most recent call last):
  File "input/code.py", line 29, in <module>
    count...

Test 28

Group: 3

Verdict: RUNTIME ERROR

input
`500 .....B........A..................` view save

correct output
`296240911` view save

user output
(empty)

Error:

Traceback (most recent call last):
  File "input/code.py", line 29, in <module>
    count...

Test 29

Group: 3

Verdict: RUNTIME ERROR

input
`500 .A......B........................` view save

correct output
`2196` view save

user output
(empty)

Error:

Traceback (most recent call last):
  File "input/code.py", line 29, in <module>
    count...

Test 30

Group: 3

Verdict: WRONG ANSWER

input
`500 ...AB............................` view save

correct output
`1` view save

user output
`0` view save

Datatähti 2019 alku

Ruudukko

Code

Test details

Test 1

Test 2

Test 3

Test 4

Test 5

Test 6

Test 7

Test 8

Test 9

Test 10

Test 11

Test 12

Test 13

Test 14

Test 15

Test 16

Test 17

Test 18

Test 19

Test 20

Test 21

Test 22

Test 23

Test 24

Test 25

Test 26

Test 27

Test 28

Test 29

Test 30

Tasks

Submissions (kaurip)