Thank you! It works now c(^-^)c
On Friday, 17 April 2020 01:56:07 UTC+2, /dev/joe wrote:
>
> The input time ranges for case 3 were:
>
> 99 150
> 1 100
> 100 301
> 2 5
> 150 250
>
> JCCJC means to assign 1-100, 100-301, and 150-250 to C, but the last two
> of those overlap.
>
> While sorting the tasks by starting time in order to determine who can
> handle each one is a good strategy, you have to also retain the original
> order because the output is based on that order.
>
>
> On Thu, Apr 16, 2020 at 6:40 PM Tornax <torn...@gmail.com <javascript:>>
> wrote:
>
>> Hello, I'm trying to solve the 3. task of the qualification round 2020.
>> I'm using Python3 to solve this problem.
>> When I'm submiting my code it says "Sample Failed: WA".
>> This is my code:
>>
>> number_of_cases = int(input())
>>
>> for case_number in range(1, number_of_cases + 1):
>>
>> appointments = int(input())
>> dates = []
>> solution = ""
>> J_works_till, C_works_till = 0, 0
>> possible = True
>>
>> # collect the time
>> for appointment in range(appointments):
>> dates.append(list(map(int, input().split(" "))))
>>
>> # Sort the dates
>> dates = sorted(dates, key=lambda x: x[0])
>>
>> for date in dates:
>>
>> # Can Jamie handle the task?
>> if J_works_till <= date[0]:
>> J_works_till = date[1]
>> solution += "J"
>>
>> # Can Cameron handle the task?
>> elif C_works_till <= date[0]:
>> C_works_till = date[1]
>> solution += "C"
>>
>> # Nope
>> else:
>> possible = False
>> break
>>
>> if possible:
>> print("Case #%d: %s" % (case_number, solution))
>>
>> else:
>> print("Case #%d: IMPOSSIBLE" % case_number)
>>
>>
>> I tried the examples of the task and I'm getting the following output:
>>
>> Case #1: JCJ
>> Case #2: IMPOSSIBLE
>> Case #3: JCCJC
>> Case #4: JJ
>>
>>
>> As you can see, my third solution is a little bit different than in the
>> examples (there's "JCCJJ"). I tried to compare it with the times but it
>> seems to be fine (or I was just stupid).
>> If not, do you have an idea what I'm doing wrong?
>>
>> Sorry for my bad english... I hope that you can still understand me ;-;
>>
>> Cheers!
>>
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>>
>
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