



'''simple docstring'''





def 						__snake_case(				_lowerCAmelCase = 1_000_000		)		-> int:
      snake_case__  :    Dict    						=      set(range(3     ,   _lowerCAmelCase     ,   2		)		)
      primes.add(2		)
      for p in range(3     ,   _lowerCAmelCase     ,   2		):
            if p not in primes:
                  continue
            primes.difference_update(set(range(p * p     ,   _lowerCAmelCase     ,   _lowerCAmelCase		)		)		)

      snake_case__  :    Optional[int]    						=      [float(_lowerCAmelCase		) for n in range(limit + 1		)]

      for p in primes:
            for n in range(_lowerCAmelCase     ,   limit + 1     ,   _lowerCAmelCase		):
                  phi[n] *= 1 - 1 / p

      return int(sum(phi[2:]		)		)


if __name__ == "__main__":
       print(F"{solution() = }")





'''simple docstring'''





# Function to print upper half of diamond (pyramid)





def 						__snake_case(				_lowerCAmelCase		)		-> Any:
      for i in range(0     ,   _lowerCAmelCase		):
            for _ in range(0     ,   n - i - 1		):  # printing spaces
                  print(""" """     ,   end=""""""		)
            for _ in range(0     ,   i + 1		):  # printing stars
                  print("""* """     ,   end=""""""		)
            print()





def 						__snake_case(				_lowerCAmelCase		)		-> List[str]:
      for i in range(_lowerCAmelCase     ,   0     ,   -1		):
            for _ in range(_lowerCAmelCase     ,   0     ,   -1		):  # printing stars
                  print("""* """     ,   end=""""""		)
            print()
            for _ in range(n - i + 1     ,   0     ,   -1		):  # printing spaces
                  print(""" """     ,   end=""""""		)





def 						__snake_case(				_lowerCAmelCase		)		-> List[Any]:
      if n <= 0:
            print("""       ...       ....        nothing printing :("""		)
            return
      floyd(_lowerCAmelCase		)  # upper half
      reverse_floyd(_lowerCAmelCase		)  # lower half


if __name__ == "__main__":
       print(R"| /\ | |- |  |-  |--| |\  /| |-")
       print(R"|/  \| |- |_ |_  |__| | \/ | |_")
       __a          =		1
       while K:
              __a          =		int(input("enter the number and , and see the magic : "))
              print()
              pretty_print(user_number)
              __a          =		int(input("press 0 to exit... and 1 to continue..."))

       print("Good Bye...")
