CSES - Datatähti 2017 alku - Results
Submission details
Task:Järjestys
Sender:inkeri
Submission time:2016-10-08 09:31:31 +0300
Language:Python2
Status:READY
Result:56
Feedback
groupverdictscore
#1ACCEPTED19
#2ACCEPTED37
#30
Test results
testverdicttimegroup
#1ACCEPTED0.06 s1details
#2ACCEPTED0.12 s2details
#3--3details

Code

def main():
    maara = int(input(""))
    luvutinput = raw_input("").split(" ")
    sijainnit = [None] * (maara + 1)
    for i in xrange(len(luvutinput)):
        sijainnit[int(luvutinput[i])] = i;

    kaannot = []
    kaantostring = []

    for i in xrange(maara - 1):
        last = maara - i
        a = sijainnit[last] + 1
        for kaanto in kaannot:
            if a <= kaanto:
                a = kaanto - a + 1

        if a == last:
            continue
        if a > 1:
            kaannot.append(a)
            kaantostring.append(str(a))
            kaantostring.append(" ")

        kaannot.append(last)
        kaantostring.append(str(last))
        kaantostring.append(" ")

    print len(kaannot)
    print "".join(kaantostring)

main()

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
11
7 10 4 9 7 8 4 7 3 4 2 

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
1976
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)