Transformations

with open('transform.in','r') as fin:
    fin = fin.read().split('\n')
    s = int(fin[0])
    l = fin[1:s+1]
    n = fin[s+1:2*s+1]
    print(l)
    print(n)

def rotate(l,s):
    # rotates list by 90 deg.
    # l = input list, s = list size
    n = [] # result
    for i in range(s):
        j = []
        for k in range(s-1,-1,-1):
            j.append(l[k][i])
        n.append(j)
    return n

def reflect(l):
    # reflects list over y-axis.
    for i in l:
        i.reverse()
    return l

def check(l,n,s):
    # l = original, n = transformed, s = list size
    rotated_list = list(l)
    for i in range(3):
        rotated_list = rotate(rotated_list,s)
        if rotated_list == n:
            return i+1
    reflect(l)
    if l == n:
        return 4
    for i in range(3):
        l = rotate(l,s)
        if l == n:
            return 5
        else:
            print(display(l))
    if l == n:
        return 6
    return 7

def listify(l):
    res = []
    for i in l:
        res.append(list(i))
    return res

def display(l):
    # l = input list
    n = ''
    for i in l:
        for j in i:
            n += j
        n += '\n'
    return n

ans = check(listify(l),listify(n),s)
print(ans)

with open('transform.out','w') as fout:
    fout.write(str(ans)+'\n')