CSES - Aalto Competitive Programming 2026 - wk2 - Homework

Submission details
Task:	Apartments
Sender:	aalto26bh_044
Submission time:	2026-09-09 04:14:39 +0300
Language:	Python3 (PyPy3)
Status:	READY
Result:	WRONG ANSWER

Test results
test	verdict	time
#1	WRONG ANSWER	0.04 s	details
#2	WRONG ANSWER	0.04 s	details
#3	WRONG ANSWER	0.04 s	details
#4	WRONG ANSWER	0.04 s	details
#5	TIME LIMIT EXCEEDED	--	details
#6	TIME LIMIT EXCEEDED	--	details
#7	TIME LIMIT EXCEEDED	--	details
#8	TIME LIMIT EXCEEDED	--	details
#9	WRONG ANSWER	0.04 s	details
#10	WRONG ANSWER	0.04 s	details
#11	WRONG ANSWER	0.04 s	details
#12	WRONG ANSWER	0.04 s	details
#13	TIME LIMIT EXCEEDED	--	details
#14	TIME LIMIT EXCEEDED	--	details
#15	TIME LIMIT EXCEEDED	--	details
#16	TIME LIMIT EXCEEDED	--	details
#17	WRONG ANSWER	0.12 s	details
#18	WRONG ANSWER	0.04 s	details
#19	WRONG ANSWER	0.04 s	details

Code


def main():
    n, m, k = map(int, input().split())


    #n = applicants
    applicants = list(map(int, input().split()))

    #m
    apartment_size = list(map(int, input().split()))

    applicants.sort()
    apartment_size.sort()


    print(applicants)
    print(apartment_size)

    bought = set()

    count = 0

    for i in range(n):
        applicant_max = applicants[i] + k
        applicant_min = applicants[i] - k

        for j in range(m):
            if j in bought:
                continue
            else:
                if apartment_size[j] <= applicant_max and apartment_size[j] >= applicant_min:
                    bought.add(j)
                    count += 1


    print(count)




if __name__ == "__main__":
    main()

Test details

Test 1

Verdict: WRONG ANSWER

input
`10 10 0 37 62 56 69 34 46 10 86 16 49 50 95 47 43 9 62 83 71 71 7` view save

correct output
`1` view save

user output
`[10, 16, 34, 37, 46, 49, 56, 6...` view save

Feedback: Output is longer than expected

Test 2

Verdict: WRONG ANSWER

input
`10 10 10 90 41 20 39 49 21 35 31 74 86 14 24 24 7 82 85 82 4 60 95` view save

correct output
`6` view save

user output
`[20, 21, 31, 35, 39, 41, 49, 7...` view save

Feedback: Output is longer than expected

Test 3

Verdict: WRONG ANSWER

input
`10 10 1000 59 5 65 15 42 81 58 96 50 1 18 59 71 65 97 83 80 68 92 67` view save

correct output
`10` view save

user output
`[1, 5, 15, 42, 50, 58, 59, 65,...` view save

Feedback: Output is longer than expected

Test 4

Verdict: WRONG ANSWER

input
`10 10 1000000000 25 80 59 43 67 21 77 5 8 99 66 41 62 24 88 55 1 53 50 60` view save

correct output
`10` view save

user output
`[5, 8, 21, 25, 43, 59, 67, 77,...` view save

Feedback: Output is longer than expected

Test 5

Verdict: TIME LIMIT EXCEEDED

input
`200000 200000 0 34 48 12 99 89 71 20 7 9 38 58...` view save

correct output
`197286` view save

user output
(empty)

Test 6

Verdict: TIME LIMIT EXCEEDED

input
`200000 200000 10 89 26 46 74 91 19 47 18 83 85 ...` view save

correct output
`200000` view save

user output
(empty)

Test 7

Verdict: TIME LIMIT EXCEEDED

input
`200000 200000 1000 71 84 11 90 70 59 60 11 52 65 ...` view save

correct output
`200000` view save

user output
(empty)

Test 8

Verdict: TIME LIMIT EXCEEDED

input
`200000 200000 1000000000 21 94 92 4 12 5 38 47 59 92 2 ...` view save

correct output
`200000` view save

user output
(empty)

Test 9

Verdict: WRONG ANSWER

input
`10 10 0 727245017 647121519 549745115 ...` view save

correct output
`0` view save

user output
`[54026390, 109377347, 27907179...` view save

Feedback: Output is longer than expected

Test 10

Verdict: WRONG ANSWER

input
`10 10 10 30734435 218114477 257355293 4...` view save

correct output
`0` view save

user output
`[30734435, 165649189, 21811447...` view save

Feedback: Output is longer than expected

Test 11

Verdict: WRONG ANSWER

input
`10 10 1000 7899629 162004163 327616450 51...` view save

correct output
`0` view save

user output
`[7899629, 51615710, 139485402,...` view save

Feedback: Output is longer than expected

Test 12

Verdict: WRONG ANSWER

input
`10 10 1000000000 725746771 537157640 742868604 ...` view save

correct output
`10` view save

user output
`[58571378, 200451683, 35421646...` view save

Feedback: Output is longer than expected

Test 13

Verdict: TIME LIMIT EXCEEDED

input
`200000 200000 0 375495587 322263536 985991668 ...` view save

correct output
`42` view save

user output
(empty)

Test 14

Verdict: TIME LIMIT EXCEEDED

input
`200000 200000 10 906603621 968136956 666786366 ...` view save

correct output
`846` view save

user output
(empty)

Test 15

Verdict: TIME LIMIT EXCEEDED

input
`200000 200000 1000 215460174 880023362 242442952 ...` view save

correct output
`57149` view save

user output
(empty)

Test 16

Verdict: TIME LIMIT EXCEEDED

input
`200000 200000 1000000000 50349580 773460492 440699400 8...` view save

correct output
`200000` view save

user output
(empty)

Test 17

Verdict: WRONG ANSWER

input
`199999 1 1 199996 199997 149999 117797 19...` view save

correct output
`1` view save

user output
`[1, 2, 3, 4, 5, 6, 7, 8, 9, 10...` view save

Feedback: Output is longer than expected

Test 18

Verdict: WRONG ANSWER

input
`5 2 2 2 2 2 40 50 40 50` view save

correct output
`2` view save

user output
`[2, 2, 2, 40, 50] [40, 50] 2` view save

Feedback: Output is longer than expected

Test 19

Verdict: WRONG ANSWER

input
`4 3 5 60 45 80 60 30 60 75` view save

correct output
`2` view save

user output
`[45, 60, 60, 80] [30, 60, 75] 2` view save

Feedback: Output is longer than expected

Aalto Competitive Programming 2026 - wk2 - Homework

Apartments

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

Test 13

Test 14

Test 15

Test 16

Test 17

Test 18

Test 19

Tasks

Submissions (aalto26bh_044)