human
Smaller palindromic number closest to N | Function to check if a number is palindrome or not.
Stores reverse of N.
Stores the value of N.
Calculate reverse of N.
Update rev.
Update N.
Update N.
If N is equal to rev of N.
Function to find the closest smaller palindromic number to N.
Calculate closest smaller palindromic number to N.
Update N.
Driver Code"
How can the above be solved in Python?
 ... Give me a code to smaller palindromic number closest to N and the other steps required?
assistant
#Here is code to smaller palindromic number closest to N and the other steps required.
 def checkPalindrome ( N ) :
	rev = 0
	temp = N
	while ( N != 0 ) :
		rev = rev * 10 + N % 10
		N = N // 10
	N = temp
	if ( N == rev ) :
		return True
	return False
def closestSmallerPalindrome ( N ) :
	while N >= 0 and not checkPalindrome ( N ) :
		N -= 1
	return N
if __name__ == ' _ _ main _ _ ' :
	N = 4000
	print ( closestSmallerPalindrome ( N ) )