Järjestys

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

input()
x = list(map(int, input().split()))
s = list(range(1,len(x)+1))

r = ""
length = 0

i = len(x)
b = True
while b:
    if x == s:
        b = False
    else:
        if not x[i] == i:
            length += 2
            r += str(x.index(i)+1)+" "+str(i)+" "
            x = turn(x,x.index(i))
            x = turn(x,i-1)
        i -= 1

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

Test 1

Group: 1

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 17, in <module>
    if not x[i] == i:
IndexError: list index out of range

Test 2

Group: 2

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 17, in <module>
    if not x[i] == i:
IndexError: list index out of range

Test 3

Group: 3

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 17, in <module>
    if not x[i] == i:
IndexError: list index out of range