

'''simple docstring'''






def 		_A     (    A__      ):






 """simple docstring"""



 __lowercase							  = len(A__      )
 __lowercase							  = len(matrix[0]      )
 __lowercase							  = min(A__     ,				A__      )

 for row in range(A__      ):
  # Check if diagonal element is not zero
  if matrix[row][row] != 0:
   # Eliminate all the elements below the diagonal
   for col in range(row + 1     ,				A__      ):
    __lowercase							  = matrix[col][row] / matrix[row][row]
    for i in range(A__     ,				A__      ):
     matrix[col][i] -= multiplier * matrix[row][i]
  else:
   # Find a non-zero diagonal element to swap rows
   __lowercase							  = True
   for i in range(row + 1     ,				A__      ):
    if matrix[i][row] != 0:
     __lowercase  ,	__lowercase							  = matrix[i], matrix[row]
     __lowercase							  = False
     break
   if reduce:
    rank -= 1
    for i in range(A__      ):
     __lowercase							  = matrix[i][rank]

            # Reduce the row pointer by one to stay on the same row
   row -= 1

 return rank


if __name__ == "__main__":
 import doctest

 doctest.testmod()




'''simple docstring'''






def 		_A     (    A__ = 10     ,				A__ = 22      ):






 """simple docstring"""



 __lowercase							  = range(1     ,				A__      )
 __lowercase							  = range(1     ,				A__      )
 return sum(
     1 for power in powers for base in bases if len(str(base**power      )      ) == power      )


if __name__ == "__main__":
 print(f'{solution(10, 22) = }')

