def reverse(number):
    rev = 0
    while number > 0:
        reminder = number % 10
        rev = (rev*10) + reminder
        number = number//10
    return rev

print(reverse(123))

9c5672508ee2e2d5dae688b277938af66539d66c
<mask token>

def reverse(number):
    rev = 0
    while number > 0:
        reminder = number % 10
        rev = rev * 10 + reminder
        number = number // 10
    return rev


<mask token>

def reverse(number):
    rev = 0
    while number > 0:
        reminder = number % 10
        rev = rev * 10 + reminder
        number = number // 10
    return rev


print(reverse(123))

def reverse(number):
    rev = 0
    while number > 0:
        reminder = number % 10
        rev = (rev*10) + reminder
        number = number//10
    return rev

print(reverse(123))
