import re





def  _lowerCamelCase					(   a_				: str):
			lowerCamelCase						:List[Any]						  =     re.compile(R'''^(\+91[\-\s]?)?[0]?(91)?[789]\d{9}$''')
			if match := re.search(a_						,			a_):
						return match.string == phone
			return False


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




def  _lowerCamelCase					(   a_				: str						,			a_				: str):
			lowerCamelCase						:List[str]						  =     len(a_)
			lowerCamelCase						:List[str]						  =     len(a_)
			lowerCamelCase						:int						  =     [[False for _ in range(m + 1)] for _ in range(n + 1)]
			lowerCamelCase						:Optional[Any]						  =     True
			for i in range(a_):
						for j in range(m + 1):
									if dp[i][j]:
												if j < m and a[i].upper() == b[j]:
															lowerCamelCase						:Any						  =     True
												if a[i].islower():
															lowerCamelCase						:List[str]						  =     True
			return dp[n][m]


if __name__ == "__main__":
			import doctest

			doctest.testmod()



