CSES - Datatähti 2025 alku - Results
Submission details
Task:Niitty
Sender:Finhullu
Submission time:2024-11-07 20:35:15 +0200
Language:Python3 (CPython3)
Status:READY
Result:10
Feedback
groupverdictscore
#1ACCEPTED4
#2ACCEPTED6
#30
#40
#50
#60
Test results
testverdicttimegroup
#1ACCEPTED0.04 s1, 2, 3, 4, 5, 6details
#2ACCEPTED0.03 s1, 2, 3, 4, 5, 6details
#3ACCEPTED0.05 s1, 2, 3, 4, 5, 6details
#4ACCEPTED0.03 s1, 2, 3, 4, 5, 6details
#5ACCEPTED0.02 s1, 2, 3, 4, 5, 6details
#6ACCEPTED0.39 s2, 3, 4, 5, 6details
#7ACCEPTED0.15 s2, 3, 4, 5, 6details
#8ACCEPTED0.41 s2, 3, 4, 5, 6details
#9ACCEPTED0.07 s2, 3, 4, 5, 6details
#10--3, 4, 5, 6details
#11--3, 4, 5, 6details
#12--3, 4, 5, 6details
#13ACCEPTED0.71 s3, 4, 5, 6details
#14--4, 5, 6details
#15--4, 5, 6details
#16--4, 5, 6details
#17--4, 5, 6details
#18--5, 6details
#19--5, 6details
#20--5, 6details
#21--5, 6details
#22--6details
#23--6details
#24--6details
#25--6details

Code

n = int(input())
niitty = []
for i in range(n):
    niitty.append(list(input()))
k = 26
sumtaul = [[0]*k for x in range(n**2)]
for y in range(n):
    for x in range(n):
        kirjain = niitty[y][x]
        sumtaul[y*n+x][ord(kirjain.lower())-97] += 1
        if x > 0 or y > 0:
            for z in range(k):
                if x > 0:
                    sumtaul[y*n+x][z] += sumtaul[y*n+x-1][z]
                if y > 0:
                    sumtaul[y*n+x][z] += sumtaul[y*n+x-n][z]
                if x > 0 and y > 0:
                    sumtaul[y*n+x][z] -= sumtaul[y*n+x-n-1][z]
kirjainten_maara = len([x for x in sumtaul[-1] if x != 0])


#s=[0,4,0,4]
def notvalid(s):
    valids = []
    paikka = sumtaul[(s[3]-1)*n+s[1]-1]
    vasenala = sumtaul[(s[3]-1)*n+s[0]-1] if s[0]>=1 else [0]*k
    oikeayla = sumtaul[(s[2]-1)*n+s[1]-1] if s[2]>=1 else [0]*k
    vasenyla = sumtaul[(s[2]-1)*n+s[0]-1] if s[2]>=1 and s[0]>=1 else [0]*k
    for x in range(k):
        valids.append(paikka[x]-vasenala[x]-oikeayla[x]+vasenyla[x])
    if len([x for x in valids if x > 0]) == kirjainten_maara:
        return False
    else:
        return True

tot = 0
a = 0
while a <= n:
    b = n
    while b >= 0 and a < b:
        c = 0
        while c <= n:
            d = n
            while d >= 0 and c < d:
                if notvalid([a,b,c,d]):
                    break
                else:
                    d-=1
                    tot+=1
            c += 1
        b -= 1
    a += 1

print(tot)

Test details

Test 1

Group: 1, 2, 3, 4, 5, 6

Verdict: ACCEPTED

input
10
TNCTNPNTPC
NPPNTNTPTP
NTNTTCNTCT
NPCPNPPNTT
...

correct output
2035

user output
2035

Test 2

Group: 1, 2, 3, 4, 5, 6

Verdict: ACCEPTED

input
10
NFWQLWNWYS
DZOQJVXFPJ
CNHXPXMCQD
QRTBVNLTQC
...

correct output
9

user output
9

Test 3

Group: 1, 2, 3, 4, 5, 6

Verdict: ACCEPTED

input
10
XXXXXXXXXX
XXXXXXXXXX
XXXXXXXXXX
XXXXXXXXXX
...

correct output
3025

user output
3025

Test 4

Group: 1, 2, 3, 4, 5, 6

Verdict: ACCEPTED

input
10
FFFFFFFFFF
FFFFFCFFFF
FFFFFFJFFF
FFFFFFFFFF
...

correct output
12

user output
12

Test 5

Group: 1, 2, 3, 4, 5, 6

Verdict: ACCEPTED

input
1
X

correct output
1

user output
1

Test 6

Group: 2, 3, 4, 5, 6

Verdict: ACCEPTED

input
20
BBCBUBOUOBBCUUBBCOUO
BOUCOOCUBCOOOCOBOCUO
UCCUUUOBCOCBCBUBUCOO
BUOBUCUCUOOBCOOUBUOO
...

correct output
38724

user output
38724

Test 7

Group: 2, 3, 4, 5, 6

Verdict: ACCEPTED

input
20
CBGLSHGZHYZDWBNDBJUG
SMUXOJQYPXZDTMJUIWOJ
XIDSTNBGHKRKOVUVMINB
MTQGCFRUHQKALXRNCQGS
...

correct output
8334

user output
8334

Test 8

Group: 2, 3, 4, 5, 6

Verdict: ACCEPTED

input
20
KKKKKKKKKKKKKKKKKKKK
KKKKKKKKKKKKKKKKKKKK
KKKKKKKKKKKKKKKKKKKK
KKKKKKKKKKKKKKKKKKKK
...

correct output
44100

user output
44100

Test 9

Group: 2, 3, 4, 5, 6

Verdict: ACCEPTED

input
20
AAAAAAAAXAAAAAAAAAAA
AAAWAAAAAAAAAAAAAOAA
AAAAAAAAAAAAAAAAAPAA
AAAAAAAAKAAAAAAAAAAZ
...

correct output
18

user output
18

Test 10

Group: 3, 4, 5, 6

Verdict:

input
50
GRGREEEGREGXRXXEGXXREXGRRRGRRR...

correct output
1584665

user output
(empty)

Test 11

Group: 3, 4, 5, 6

Verdict:

input
50
AITIISJUHCCRZNKSDCNQKYSQRINFWJ...

correct output
1077746

user output
(empty)

Test 12

Group: 3, 4, 5, 6

Verdict:

input
50
OOOOOOOOOOOOOOOOOOOOOOOOOOOOOO...

correct output
1625625

user output
(empty)

Test 13

Group: 3, 4, 5, 6

Verdict: ACCEPTED

input
50
FFFFFFFFFFFFFFFFFFFFFFFFFFFFFF...

correct output
1680

user output
1680

Test 14

Group: 4, 5, 6

Verdict:

input
100
NNCMDCDDCCNNNDNCMMNCDCDCCDCDNM...

correct output
25325366

user output
(empty)

Test 15

Group: 4, 5, 6

Verdict:

input
100
LIMQQIHASECROEVILNVULGWZJPPKOG...

correct output
22342463

user output
(empty)

Test 16

Group: 4, 5, 6

Verdict:

input
100
TTTTTTTTTTTTTTTTTTTTTTTTTTTTTT...

correct output
25502500

user output
(empty)

Test 17

Group: 4, 5, 6

Verdict:

input
100
QXQQQQQQQQQQQQQQQQQQQQQQQQQQQQ...

correct output
25650

user output
(empty)

Test 18

Group: 5, 6

Verdict:

input
200
NAANANMMKNKKAKMKMAKNKMNKMMNNAA...

correct output
403292767

user output
(empty)

Test 19

Group: 5, 6

Verdict:

input
200
OMYWATTLURKQPTKEFMGGYAOONXWVSC...

correct output
388111321

user output
(empty)

Test 20

Group: 5, 6

Verdict:

input
200
CCCCCCCCCCCCCCCCCCCCCCCCCCCCCC...

correct output
404010000

user output
(empty)

Test 21

Group: 5, 6

Verdict:

input
200
LLLLLLLLLLLLLLLLLHLLLLLLLLLLLL...

correct output
14159445

user output
(empty)

Test 22

Group: 6

Verdict:

input
500
VVHWVUHVHUWWWVUUUWVUUHUUWHWUVW...

correct output
15683003812

user output
(empty)

Test 23

Group: 6

Verdict:

input
500
OIMZGEQSBMBDSDXSWRFNKSGFEBBTJE...

correct output
15575906951

user output
(empty)

Test 24

Group: 6

Verdict:

input
500
IIIIIIIIIIIIIIIIIIIIIIIIIIIIII...

correct output
15687562500

user output
(empty)

Test 25

Group: 6

Verdict:

input
500
WWWWWWWWWWWWWWWWWWWWWWWWWWWWWW...

correct output
3058970930

user output
(empty)