xxxxxxxxxx
n = int(input("Enter number: "))
reverse = 0
while(n>0):
digit = n%10
reverse = reverse*10+digit
n=n//10
print("The reverse of the number:",reverse)
xxxxxxxxxx
# using for loop
number = 123
s = str(number)
op = ""
for i in s:
op = i + op
print(op)