CSES - E4590 2020 4

Submission details
Task:	Permutations
Sender:	P=NP
Submission time:	2020-10-03 14:01:38 +0300
Language:	Python3 (PyPy3)
Status:	READY
Result:	ACCEPTED

Test results
test	verdict	time
#1	ACCEPTED	0.05 s	details
#2	ACCEPTED	0.05 s	details
#3	ACCEPTED	0.05 s	details
#4	ACCEPTED	0.05 s	details
#5	ACCEPTED	0.05 s	details
#6	ACCEPTED	0.05 s	details
#7	ACCEPTED	0.05 s	details
#8	ACCEPTED	0.05 s	details
#9	ACCEPTED	0.05 s	details
#10	ACCEPTED	0.05 s	details
#11	ACCEPTED	0.07 s	details
#12	ACCEPTED	0.15 s	details
#13	ACCEPTED	0.15 s	details
#14	ACCEPTED	0.18 s	details
#15	ACCEPTED	0.19 s	details
#16	ACCEPTED	0.20 s	details
#17	ACCEPTED	0.28 s	details
#18	ACCEPTED	0.32 s	details
#19	ACCEPTED	0.33 s	details
#20	ACCEPTED	0.33 s	details
#21	ACCEPTED	0.35 s	details

Code

n = int(input())

if (n == 1):
    print("1")

if (n == 2 or n == 3):
    print("NO SOLUTION")

if (n == 4):
    print("2 4 1 3")

if (n == 5):
    print("1 3 5 2 4")

half = int(n/2)

if (n > 5):
    if (n%2 == 1):
        print(n, end = " ")
    for i in range(half):
        print(str(i+1) + " " + str(half + i + 1), end = " ")

Test details

Test 1

Verdict: ACCEPTED

input
`1` view save

correct output
`1` view save

user output
`1` view save

Test 2

Verdict: ACCEPTED

input
`2` view save

correct output
`NO SOLUTION` view save

user output
`NO SOLUTION` view save

Test 3

Verdict: ACCEPTED

input
`3` view save

correct output
`NO SOLUTION` view save

user output
`NO SOLUTION` view save

Test 4

Verdict: ACCEPTED

input
`4` view save

correct output
`2 4 1 3` view save

user output
`2 4 1 3` view save

Test 5

Verdict: ACCEPTED

input
`5` view save

correct output
`2 4 1 3 5` view save

user output
`1 3 5 2 4` view save

Test 6

Verdict: ACCEPTED

input
`6` view save

correct output
`2 4 6 1 3 5` view save

user output
`1 4 2 5 3 6` view save

Test 7

Verdict: ACCEPTED

input
`7` view save

correct output
`2 4 6 1 3 5 7` view save

user output
`7 1 4 2 5 3 6` view save

Test 8

Verdict: ACCEPTED

input
`8` view save

correct output
`2 4 6 8 1 3 5 7` view save

user output
`1 5 2 6 3 7 4 8` view save

Test 9

Verdict: ACCEPTED

input
`9` view save

correct output
`2 4 6 8 1 3 5 7 9` view save

user output
`9 1 5 2 6 3 7 4 8` view save

Test 10

Verdict: ACCEPTED

input
`10` view save

correct output
`2 4 6 8 10 1 3 5 7 9` view save

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

Test 11

Verdict: ACCEPTED

input
`11542` view save

correct output
`2 4 6 8 10 12 14 16 18 20 22 2...` view save

user output
`1 5772 2 5773 3 5774 4 5775 5 ...` view save

Test 12

Verdict: ACCEPTED

input
`247250` view save

correct output
`2 4 6 8 10 12 14 16 18 20 22 2...` view save

user output
`1 123626 2 123627 3 123628 4 1...` view save

Test 13

Verdict: ACCEPTED

input
`252599` view save

correct output
`2 4 6 8 10 12 14 16 18 20 22 2...` view save

user output
`252599 1 126300 2 126301 3 126...` view save

Test 14

Verdict: ACCEPTED

input
`357358` view save

correct output
`2 4 6 8 10 12 14 16 18 20 22 2...` view save

user output
`1 178680 2 178681 3 178682 4 1...` view save

Test 15

Verdict: ACCEPTED

input
`384814` view save

correct output
`2 4 6 8 10 12 14 16 18 20 22 2...` view save

user output
`1 192408 2 192409 3 192410 4 1...` view save

Test 16

Verdict: ACCEPTED

input
`433443` view save

correct output
`2 4 6 8 10 12 14 16 18 20 22 2...` view save

user output
`433443 1 216722 2 216723 3 216...` view save

Test 17

Verdict: ACCEPTED

input
`719525` view save

correct output
`2 4 6 8 10 12 14 16 18 20 22 2...` view save

user output
`719525 1 359763 2 359764 3 359...` view save

Test 18

Verdict: ACCEPTED

input
`882193` view save

correct output
`2 4 6 8 10 12 14 16 18 20 22 2...` view save

user output
`882193 1 441097 2 441098 3 441...` view save

Test 19

Verdict: ACCEPTED

input
`898673` view save

correct output
`2 4 6 8 10 12 14 16 18 20 22 2...` view save

user output
`898673 1 449337 2 449338 3 449...` view save

Test 20

Verdict: ACCEPTED

input
`906819` view save

correct output
`2 4 6 8 10 12 14 16 18 20 22 2...` view save

user output
`906819 1 453410 2 453411 3 453...` view save

Test 21

Verdict: ACCEPTED

input
`1000000` view save

correct output
`2 4 6 8 10 12 14 16 18 20 22 2...` view save

user output
`1 500001 2 500002 3 500003 4 5...` view save

E4590 2020 4

Permutations

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

Test 20

Test 21

Tasks

Submissions (P=NP)