Järjestys

import random

a = int(input())
b = [int(x) for x in raw_input().split(" ")]

q = len(b)-1

kaannot = []

while q > 2:

    index = b.index(q+1)
    b = b[:index+1][::-1] + b[index+1:]
    kaannot.append(str(index+1))
    b = b[:q+1][::-1] + b[q+1:]
    kaannot.append(str(q+1))
    q = q - 1

print(len(kaannot))
print("\n".join(kaannot))

Test 1

Group: 1

Verdict: WRONG ANSWER

Test 2

Group: 2

Verdict: WRONG ANSWER

Test 3

Group: 3

Verdict: TIME LIMIT EXCEEDED