CSES - Datatähti 2023 alku - Results
Submission details
Task:Ruudukko
Sender:Niilo
Submission time:2022-11-12 11:59:57 +0200
Language:Python3 (CPython3)
Status:READY
Result:61
Feedback
groupverdictscore
#1ACCEPTED28
#2ACCEPTED33
#30
Test results
testverdicttimegroup
#1ACCEPTED0.02 s1, 2, 3details
#2ACCEPTED0.02 s1, 2, 3details
#3ACCEPTED0.02 s1, 2, 3details
#4ACCEPTED0.16 s2, 3details
#5ACCEPTED0.76 s2, 3details
#6ACCEPTED0.39 s2, 3details
#7--3details
#80.70 s3details
#9--3details

Code

from functools import cache

# clean version
def Ruudukko():
    global R1, R2
    # käsittelee syötteen
    koko = int(input())
    kokorange = range(koko)
    ruudukko1 = [[int(s) for s in input().split(" ")] for _ in kokorange]
    ruudukko2 = [[rivi[n] for rivi in ruudukko1] for n in kokorange]
    R1 = ruudukko1
    R2 = ruudukko2
    # käy läpi kaikki vaihtoehdot rekursiivisesti
    polut = 0
    for c1 in kokorange:
        for c2 in kokorange:
            polut += rekursiivinen_reitti(c1, c2)
    # yhden pituiset reitit
    polut += koko * koko
    # palauttaa syötteen
    return polut % (10**9 + 7)

@cache
def rekursiivinen_reitti(c1: int, c2: int) -> int:
    polut = 0
    num = R1[c1][c2]
    # kaikki vaihtoehdot vaakarivillä
    i = 0
    for n in R1[c1]:
        # löytyi reitti riviltä
        if n < num:
            polut += rekursiivinen_reitti(c1, i) + 1
        i += 1
    # sama pystyrivillä
    i = 0
    for n in R2[c2]:
        if n < num:
            polut += rekursiivinen_reitti(i, c2) + 1
        i += 1
    # palauttaa polut
    return polut

print(Ruudukko())

Test details

Test 1

Group: 1, 2, 3

Verdict: ACCEPTED

input
3
1 1 1
1 1 1
1 1 1

correct output
9

user output
9

Test 2

Group: 1, 2, 3

Verdict: ACCEPTED

input
3
1 2 3
6 5 4
7 8 9

correct output
135

user output
135

Test 3

Group: 1, 2, 3

Verdict: ACCEPTED

input
3
7 8 1
4 5 4
3 9 6

correct output
57

user output
57

Test 4

Group: 2, 3

Verdict: ACCEPTED

input
100
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...

correct output
10000

user output
10000

Test 5

Group: 2, 3

Verdict: ACCEPTED

input
100
1 2 3 4 5 6 7 8 9 10 11 12 13 ...

correct output
187458477

user output
187458477

Test 6

Group: 2, 3

Verdict: ACCEPTED

input
100
2995 8734 1018 2513 7971 5063 ...

correct output
964692694

user output
964692694

Test 7

Group: 3

Verdict:

input
1000
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...

correct output
1000000

user output
(empty)

Test 8

Group: 3

Verdict:

input
1000
1 2 3 4 5 6 7 8 9 10 11 12 13 ...

correct output
229147081

user output
(empty)

Error:
Traceback (most recent call last):
  File "/box/input/code.py", line 43, in <module>
    p...

Test 9

Group: 3

Verdict:

input
1000
520283 805991 492643 75254 527...

correct output
951147313

user output
(empty)