"""simple docstring"""



def    SCREAMING_SNAKE_CASE       (     snake_case):
     __snake_case				=							[[0 for _ in range(snake_case)] for _ in range(m + 1)]
     for i in range(m + 1):
          __snake_case				=							1

     for n in range(m + 1):
          for k in range(1,      snake_case):
               memo[n][k] += memo[n][k - 1]
               if n - k > 0:
                    memo[n][k] += memo[n - k - 1][k]

     return memo[m][m - 1]


if __name__ == "__main__":
       import sys

       if len(sys.argv) == 1:
              try:
                     __lowercase		:		List[Any]														=							int(input("Enter a number: ").strip())
                     print(partition(n))
              except ValueError:
                     print("Please enter a number.")
       else:
              try:
                     __lowercase		:		Any														=							int(sys.argv[1])
                     print(partition(n))
              except ValueError:
                     print("Please pass a number.")
"""simple docstring"""



import re





def    SCREAMING_SNAKE_CASE       (     snake_case):
     __snake_case				=							re.compile(R'''^(\+91[\-\s]?)?[0]?(91)?[789]\d{9}$''')
     if match := re.search(snake_case,      snake_case):
          return match.string == phone
     return False


if __name__ == "__main__":
       print(indian_phone_validator("+918827897895"))