Faiz-zz-zz

"""
Write a program to solve a Sudoku puzzle by filling the empty cells.

Empty cells are indicated by the character '.'.

You may assume that there will be only one unique solution.
"""

class Solution(object):
	def solveSudoku(self, board):

Faiz-zz-zz

"""
Given a string S, find the longest palindromic substring in S. You may assume that the maximum length of S is 1000, and there exists one unique longest palindromic substring.

"""


class Solution(object):
    def longestPalindrome(self, s):
        """