






'''simple docstring'''







def 		_UpperCAmelCase   (							__A							:   List[Any]      ):
				a_		:  List[str]											=      len(__UpperCAmelCase      )
				a_		:  List[Any]											=      len(matrix[0]      )
				a_		:  List[str]											=      min(__UpperCAmelCase						,		__UpperCAmelCase      )

				for row in range(__UpperCAmelCase      ):
								# 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						,		__UpperCAmelCase      ):
																a_		:  str											=      matrix[col][row] / matrix[row][row]
																for i in range(__UpperCAmelCase						,		__UpperCAmelCase      ):
																				matrix[col][i] -= multiplier * matrix[row][i]
								else:
												# Find a non-zero diagonal element to swap rows
												a_		:  Optional[Any]											=      True
												for i in range(row + 1						,		__UpperCAmelCase      ):
																if matrix[i][row] != 0:
																				a_				,			a_		:  Optional[Any]											=      matrix[i], matrix[row]
																				a_		:  List[str]											=      False
																				break
												if reduce:
																rank -= 1
																for i in range(__UpperCAmelCase      ):
																				a_		:  Optional[int]											=      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'''







import requests
from bsa import BeautifulSoup





def 		_UpperCAmelCase   (							__A							:   str						,		__A							:   dict      ):
				a_		:  Tuple											=      BeautifulSoup(requests.get(__A						,		params=__A      ).content						,		'''html.parser'''      )
				a_		:  List[str]											=      soup.find('''div'''						,		attrs={'''class''': '''gs_ri'''}      )
				a_		:  List[str]											=      div.find('''div'''						,		attrs={'''class''': '''gs_fl'''}      ).find_all('''a'''      )
				return anchors[2].get_text()


if __name__ == "__main__":
		__lowerCAmelCase       		=      {
		    'title': (
		        'Precisely geometry controlled microsupercapacitors for ultrahigh areal '
		        'capacitance, volumetric capacitance, and energy density'
		    ),
		    'journal': 'Chem. Mater.',
		    'volume': 30,
		    'pages': '3979-3990',
		    'year': 2_018,
		    'hl': 'en',
		}
		print(get_citation('https://scholar.google.com/scholar_lookup', params=params))




