

"""simple docstring"""




def 						UpperCAmelCase__ (					A__ = 30 )   ->   int:




   """simple docstring"""
   lowerCamelCase__						       =      exponent + 2
   lowerCamelCase__						       =      (1 + 5**0.5) / 2
   lowerCamelCase__						       =      (phi**fibonacci_index - (phi - 1) ** fibonacci_index) / 5**0.5

   return int(A__ )


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







"""simple docstring"""




from __future__ import annotations



def 						UpperCAmelCase__ (					A__						,     A__						,     A__						,     A__ )   ->   None:




   """simple docstring"""
   lowerCamelCase__       ,							lowerCamelCase__						       =      m - 1, 0
   while i >= 0 and j < n:
      if key == mat[i][j]:
         print(f'Key {key} found at row- {i + 1} column- {j + 1}' )
         return
      if key < mat[i][j]:
         i -= 1
      else:
         j += 1
   print(f'Key {key} not found' )



def 						UpperCAmelCase__ (					)   ->   None:




   """simple docstring"""
   lowerCamelCase__						       =      [[2, 5, 7], [4, 8, 13], [9, 11, 15], [12, 17, 20]]
   lowerCamelCase__						       =      int(input("Enter the element to be searched:" ) )
   print(A__ )
   search_in_a_sorted_matrix(A__						,     len(A__ )						,     len(mat[0] )						,     A__ )


if __name__ == "__main__":
     import doctest

     doctest.testmod()
     main()




