CSES - Datatähti 2017 alku - Results
Submission details
Task:Järjestys
Sender:joshimasta
Submission time:2016-10-05 00:48:18 +0300
Language:Python3
Status:READY
Result:56
Feedback
groupverdictscore
#1ACCEPTED19
#2ACCEPTED37
#30
Test results
testverdicttimegroup
#1ACCEPTED0.06 s1details
#2ACCEPTED0.08 s2details
#3--3details

Code

def turn(l,i):
    return l[:i+1][::-1]+l[i+1:]

input()
x = list(map(int, input().split()))
s = x[:]
s.sort()

r = ""
length = 0

i = len(x)
b = True
while b:
    if x == s:
        b = False
    else:
        length += 2
        r += str(x.index(i)+1)+" "
        x = turn(x,x.index(i))
        r += str(i)+" "
        x = turn(x,i-1)
        i -= 1

r = r[:-1]
print(length)
print(r)

Test details

Test 1

Group: 1

Verdict: ACCEPTED

input
10
9 3 4 7 6 5 10 2 8 1

correct output
32
10 10 9 10 9 8 7 9 4 2 1 4 5 2...

user output
18
7 10 4 9 7 8 4 7 6 6 5 5 3 4 3...

Test 2

Group: 2

Verdict: ACCEPTED

input
1000
650 716 982 41 133 1000 876 92...

correct output
3984
207 207 206 207 128 127 126 12...

user output
1998
6 1000 904 999 964 998 333 997...

Test 3

Group: 3

Verdict:

input
100000
94703 47808 62366 31885 7091 8...

correct output
399956
98676 98676 98675 98676 62994 ...

user output
(empty)