[Nuit Du Hack 2017] Matriochka Step 1

[Solve]

a = 'Tr4laLa!!!'
arr = []
for i in a:
    arr.append(i)
    
for i in range(5):
    tmp = arr[i]
    arr[i] = arr[9 - i]
    arr[9 - i] = tmp
    
flag = ''
for i in arr:
    flag += i
    
print flag #!!!aLal4rT