num = int(input())
first = num // 1000
second = num // 100 % 10
third = num // 10 % 10
fourth = num % 10

arr = [first,second,third,fourth]
for i in range(len(arr)):
    arr[i] = (arr[i] + 3) % 9

arr[0],arr[1],arr[2],arr[3] = arr[2],arr[3],arr[0],arr[1]

print("".join(str(item) for item in arr))