CSES - Aalto Competitive Programming 2024 - wk2 - Homework

CSES - Aalto Competitive Programming 2024 - wk2 - Homework - Results

Submission details
Task:	Connect cities
Sender:	TrixterTheTux
Submission time:	2024-09-10 13:28:03 +0300
Language:	CPython3
Status:	READY
Result:	RUNTIME ERROR

Test results
test	verdict	time
#1	RUNTIME ERROR	0.02 s	details
#2	RUNTIME ERROR	0.02 s	details
#3	RUNTIME ERROR	0.02 s	details
#4	RUNTIME ERROR	0.02 s	details
#5	RUNTIME ERROR	0.02 s	details
#6	RUNTIME ERROR	0.50 s	details
#7	RUNTIME ERROR	0.50 s	details
#8	RUNTIME ERROR	0.50 s	details
#9	RUNTIME ERROR	0.50 s	details
#10	RUNTIME ERROR	0.49 s	details
#11	WRONG ANSWER	0.02 s	details
#12	RUNTIME ERROR	0.02 s	details

Code

n, m = map(int, input().split())
roads = [tuple(map(int, input().split())) for _ in range(m)]

chunk_counter = 0
chunks = {}
chunk_roads = {}
for road_a, road_b in roads:
    if road_a not in chunks and road_b not in chunks:
        chunk_counter += 1
        chunks[road_a] = chunk_counter
        chunks[road_b] = chunk_counter
        
        chunk_roads[chunk_counter] = [road_a, road_b]
    elif road_a in chunks and road_b not in chunks:
        chunks[road_b] = chunks[road_a]

        chunk_roads[chunks[road_a]].append(road_b)
    elif road_b in chunks and road_a not in chunks:
        chunks[road_a] = chunks[road_b]

        chunk_roads[chunks[road_b]].append(road_a)
    else:
        raise Exception('duplicate road definition...?')

print(chunk_counter)
# for i in range(1, len(chunk_roads.keys())):
    # print(chunk_roads[i][0], chunk_roads[i + 1][0])

Test details

Test 1

Verdict: RUNTIME ERROR

input
`10 10 2 5 5 6 1 4 6 8 ...` view save

correct output
`2 1 2 2 7` view save

user output
(empty)

Error:

Traceback (most recent call last):
  File "/box/input/code.py", line 23, in <module>
    raise Exception('duplicate road definition...?')
Exception: duplicate road definition...?

Test 2

Verdict: RUNTIME ERROR

input
`10 10 3 9 6 8 9 10 7 8 ...` view save

correct output
`2 1 4 4 5` view save

user output
(empty)

Error:

Traceback (most recent call last):
  File "/box/input/code.py", line 23, in <module>
    raise Exception('duplicate road definition...?')
Exception: duplicate road definition...?

Test 3

Verdict: RUNTIME ERROR

input
`10 10 7 9 1 7 1 3 3 4 ...` view save

correct output
`0` view save

user output
(empty)

Error:

Traceback (most recent call last):
  File "/box/input/code.py", line 23, in <module>
    raise Exception('duplicate road definition...?')
Exception: duplicate road definition...?

Test 4

Verdict: RUNTIME ERROR

input
`10 10 4 8 5 9 4 9 2 7 ...` view save

correct output
`1 1 3` view save

user output
(empty)

Error:

Traceback (most recent call last):
  File "/box/input/code.py", line 23, in <module>
    raise Exception('duplicate road definition...?')
Exception: duplicate road definition...?

Test 5

Verdict: RUNTIME ERROR

input
`10 10 4 9 2 4 7 10 1 8 ...` view save

correct output
`0` view save

user output
(empty)

Error:

Traceback (most recent call last):
  File "/box/input/code.py", line 23, in <module>
    raise Exception('duplicate road definition...?')
Exception: duplicate road definition...?

Test 6

Verdict: RUNTIME ERROR

input
`100000 200000 7233 22146 94937 96203 6133 10731 98737 99193 ...` view save

correct output
`4785 1 2 2 3 3 4 4 5 ...` view save

user output
(empty)

Error:

Traceback (most recent call last):
  File "/box/input/code.py", line 23, in <module>
    raise Exception('duplicate road definition...?')
Exception: duplicate road definition...?

Test 7

Verdict: RUNTIME ERROR

input
`100000 200000 92950 93575 24401 88897 41796 99364 47106 50330 ...` view save

correct output
`4868 1 2 2 7 7 9 9 15 ...` view save

user output
(empty)

Error:

Traceback (most recent call last):
  File "/box/input/code.py", line 23, in <module>
    raise Exception('duplicate road definition...?')
Exception: duplicate road definition...?

Test 8

Verdict: RUNTIME ERROR

input
`100000 200000 15637 76736 79169 98809 4382 86557 73383 77029 ...` view save

correct output
`4683 1 9 9 20 20 27 27 28 ...` view save

user output
(empty)

Error:

Traceback (most recent call last):
  File "/box/input/code.py", line 23, in <module>
    raise Exception('duplicate road definition...?')
Exception: duplicate road definition...?

Test 9

Verdict: RUNTIME ERROR

input
`100000 200000 47932 66981 86401 99942 4353 27841 60492 67345 ...` view save

correct output
`4807 1 6 6 7 7 11 11 12 ...` view save

user output
(empty)

Error:

Traceback (most recent call last):
  File "/box/input/code.py", line 23, in <module>
    raise Exception('duplicate road definition...?')
Exception: duplicate road definition...?

Test 10

Verdict: RUNTIME ERROR

input
`100000 200000 6554 44548 76413 98555 5447 59589 70166 74434 ...` view save

correct output
`4786 1 2 2 18 18 21 21 27 ...` view save

user output
(empty)

Error:

Traceback (most recent call last):
  File "/box/input/code.py", line 23, in <module>
    raise Exception('duplicate road definition...?')
Exception: duplicate road definition...?

Test 11

Verdict: WRONG ANSWER

input
`100000 1 1 2` view save

correct output
`99998 1 3 3 4 4 5 5 6 ...` view save

user output
`1` view save

Test 12

Verdict: RUNTIME ERROR

input
`10 9 2 5 5 6 1 4 6 8 ...` view save

correct output
`2 1 2 2 7` view save

user output
(empty)

Error:

Traceback (most recent call last):
  File "/box/input/code.py", line 23, in <module>
    raise Exception('duplicate road definition...?')
Exception: duplicate road definition...?

Aalto Competitive Programming 2024 - wk2 - Homework

Connect cities

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

Tasks

Submissions (TrixterTheTux)