CSES - Datatähti 2022 loppu - Results
Submission details
Task:Sokkelo
Sender:okkokko
Submission time:2022-01-22 16:22:38 +0200
Language:PyPy3
Status:READY
Result:28
Feedback
groupverdictscore
#1ACCEPTED28
#20
Test results
testverdicttimegroup
#1ACCEPTED0.04 s1, 2details
#2ACCEPTED0.05 s1, 2details
#3ACCEPTED0.05 s1, 2details
#40.16 s2details
#50.14 s2details
#60.14 s2details
#7ACCEPTED0.04 s1, 2details
#80.18 s2details
#9--2details
#10ACCEPTED0.05 s1, 2details
#110.14 s2details
#12ACCEPTED0.04 s1, 2details
#13ACCEPTED0.13 s2details
#14ACCEPTED0.04 s1, 2details
#15ACCEPTED0.11 s2details
#16ACCEPTED0.05 s2details
#17ACCEPTED0.07 s2details

Code

from itertools import product


def I():
    return map(int, input().split())


def main():
    n, m = I()  # y,x
    sokStr = [input() for _ in range(n)]

    def findPerson(person):
        for i in range(n):
            a = sokStr[i].find(person)
            if a != -1:
                return a, i
    Ax, Ay = findPerson("A")
    Bx, By = findPerson("B")
    Apath = []
    Bpath = []
    sokkelo = [[1 if i == "#" else 0 for i in s] for s in sokStr]
    # wall is 1, A is 2, B is 3

    def mark(x, y, side):
        if not sokkelo[y][x]:
            sokkelo[y][x] = side
            (Apath if side == 2 else Bpath).append((y, x))
            for a in (1, -1):
                if 1 <= x + a < m - 1:  # jokainen reunaruutu on seinää
                    mark(x + a, y, side)
                if 1 <= y + a < n - 1:
                    mark(x, y + a, side)
    mark(Ax, Ay, 2)
    if sokkelo[By][Bx] == 2:
        print(1)
        return
    try:
        mark(Bx, By, 3)
    except:
        print(0)
        return

    def manhattan(a, b):
        return abs(a[0] - b[0]) + abs(a[1] - b[1])
    print(min(manhattan(a, b) for a, b in product(Apath, Bpath)))


if __name__ == "__main__":
    main()

Test details

Test 1

Group: 1, 2

Verdict: ACCEPTED

input
20 20
####################
#A.................#
#..................#
#..................#
...

correct output
1

user output
1

Test 2

Group: 1, 2

Verdict: ACCEPTED

input
20 20
####################
#A.................#
#..................#
#..................#
...

correct output
2

user output
2

Test 3

Group: 1, 2

Verdict: ACCEPTED

input
20 20
####################
#A.................#
#..................#
#..................#
...

correct output
9

user output
9

Test 4

Group: 2

Verdict:

input
1000 1000
##############################...

correct output
1

user output
(empty)

Error:
Traceback (most recent call last):
  File "input/code.py", line 49, in <module>
    main()
  File "input/code.py", line 33, in main
    mark(Ax, Ay, 2)
  File "input/code.py", line 30, in mark
    mark(x + a, y, side)
  File "input/code.py", line 30, in mark
    mark(x + a, y, side)
  File "input/code.py", line 30, in mark
    mark(x + a, y, side)
  [Previous line repeated 994 more times]
  File "input/code.py", line 32, in mark
    mark(x, y + a, side)
  File "input/code.py", line 32, in mark
    mark(x, y + a, side)
  File "input/code.py", line 32, in mark
    mark(x, y + a, side)
  [Previous line repeated 890 more times]
  File "input/code.py", line 25, in mark
    if not sokkelo[y][x]:
RecursionError: maximum recursion depth exceeded

Test 5

Group: 2

Verdict:

input
1000 1000
##############################...

correct output
2

user output
(empty)

Error:
Traceback (most recent call last):
  File "input/code.py", line 49, in <module>
    main()
  File "input/code.py", line 33, in main
    mark(Ax, Ay, 2)
  File "input/code.py", line 30, in mark
    mark(x + a, y, side)
  File "input/code.py", line 30, in mark
    mark(x + a, y, side)
  File "input/code.py", line 30, in mark
    mark(x + a, y, side)
  [Previous line repeated 994 more times]
  File "input/code.py", line 32, in mark
    mark(x, y + a, side)
  File "input/code.py", line 32, in mark
    mark(x, y + a, side)
  File "input/code.py", line 32, in mark
    mark(x, y + a, side)
  [Previous line repeated 495 more times]
  File "input/code.py", line 30, in mark
    mark(x + a, y, side)
  File "input/code.py", line 30, in mark
    mark(x + a, y, side)
  File "input/code.py", line 30, in mark
    mark(x + a, y, side)
  [Previous line repeated 339 more times]
  File "input/code.py", line 24, in mark
    def mark(x, y, side):
RecursionError: maximum recursion depth exceeded

Test 6

Group: 2

Verdict:

input
1000 1000
##############################...

correct output
335

user output
(empty)

Error:
Traceback (most recent call last):
  File "input/code.py", line 49, in <module>
    main()
  File "input/code.py", line 33, in main
    mark(Ax, Ay, 2)
  File "input/code.py", line 30, in mark
    mark(x + a, y, side)
  File "input/code.py", line 30, in mark
    mark(x + a, y, side)
  File "input/code.py", line 30, in mark
    mark(x + a, y, side)
  [Previous line repeated 994 more times]
  File "input/code.py", line 32, in mark
    mark(x, y + a, side)
  File "input/code.py", line 32, in mark
    mark(x, y + a, side)
  File "input/code.py", line 32, in mark
    mark(x, y + a, side)
  [Previous line repeated 328 more times]
  File "input/code.py", line 30, in mark
    mark(x + a, y, side)
  File "input/code.py", line 30, in mark
    mark(x + a, y, side)
  File "input/code.py", line 30, in mark
    mark(x + a, y, side)
  [Previous line repeated 552 more times]
  File "input/code.py", line 25, in mark
    if not sokkelo[y][x]:
RecursionError: maximum recursion depth exceeded

Test 7

Group: 1, 2

Verdict: ACCEPTED

input
20 20
####################
#####.##############
###.....############
##.......###########
...

correct output
10

user output
10

Test 8

Group: 2

Verdict:

input
1000 1000
##############################...

correct output
436

user output
(empty)

Error:
Traceback (most recent call last):
  File "input/code.py", line 49, in <module>
    main()
  File "input/code.py", line 33, in main
    mark(Ax, Ay, 2)
  File "input/code.py", line 30, in mark
    mark(x + a, y, side)
  File "input/code.py", line 30, in mark
    mark(x + a, y, side)
  File "input/code.py", line 30, in mark
    mark(x + a, y, side)
  [Previous line repeated 196 more times]
  File "input/code.py", line 32, in mark
    mark(x, y + a, side)
  File "input/code.py", line 32, in mark
    mark(x, y + a, side)
  File "input/code.py", line 32, in mark
    mark(x, y + a, side)
  [Previous line repeated 16 more times]
  File "input/code.py", line 30, in mark
    mark(x + a, y, side)
  File "input/code.py", line 32, in mark
    mark(x, y + a, side)
  File "input/code.py", line 32, in mark
    mark(x, y + a, side)
  File "input/code.py", line 32, in mark
    mark(x, y + a, side)
  [Previous line repeated 6 more times]
  File "input/code.py", line 30, in mark
    mark(x + a, y, side)...

Test 9

Group: 2

Verdict:

input
1000 1000
##############################...

correct output
2

user output
(empty)

Test 10

Group: 1, 2

Verdict: ACCEPTED

input
20 20
####################
#B................##
#################.##
#################.##
...

correct output
2

user output
2

Test 11

Group: 2

Verdict:

input
1000 1000
##############################...

correct output
2

user output
(empty)

Error:
Traceback (most recent call last):
  File "input/code.py", line 49, in <module>
    main()
  File "input/code.py", line 33, in main
    mark(Ax, Ay, 2)
  File "input/code.py", line 32, in mark
    mark(x, y + a, side)
  File "input/code.py", line 32, in mark
    mark(x, y + a, side)
  File "input/code.py", line 32, in mark
    mark(x, y + a, side)
  [Previous line repeated 993 more times]
  File "input/code.py", line 30, in mark
    mark(x + a, y, side)
  File "input/code.py", line 30, in mark
    mark(x + a, y, side)
  File "input/code.py", line 30, in mark
    mark(x + a, y, side)
  [Previous line repeated 397 more times]
  File "input/code.py", line 27, in mark
    (Apath if side == 2 else Bpath).append((y, x))
RecursionError: maximum recursion depth exceeded

Test 12

Group: 1, 2

Verdict: ACCEPTED

input
20 20
####################
##########A#########
##########.#########
##########.#########
...

correct output
2

user output
2

Test 13

Group: 2

Verdict: ACCEPTED

input
1000 1000
##############################...

correct output
2

user output
2

Test 14

Group: 1, 2

Verdict: ACCEPTED

input
20 20
####################
##########A#########
##########.#########
##########.#########
...

correct output
12

user output
12

Test 15

Group: 2

Verdict: ACCEPTED

input
1000 1000
##############################...

correct output
502

user output
502

Test 16

Group: 2

Verdict: ACCEPTED

input
3 1000
##############################...

correct output
1

user output
1

Test 17

Group: 2

Verdict: ACCEPTED

input
1000 3
###
#A#
#.#
#.#
...

correct output
1

user output
1