


"""simple docstring"""







def _A						(						lowercase	,   lowercase	,   lowercase		):







				"""simple docstring"""

				def update_area_of_max_square(lowercase	,   lowercase		) -> int:
								# BASE CASE
								if row >= rows or col >= cols:
												return 0

								a					=update_area_of_max_square(_UpperCAmelCase	,   col + 1		)
								a					=update_area_of_max_square(row + 1	,   col + 1		)
								a					=update_area_of_max_square(row + 1	,   _UpperCAmelCase		)

								if mat[row][col]:
												a					=1 + min([right, diagonal, down]		)
												a					=max(largest_square_area[0]	,   _UpperCAmelCase		)
												return sub_problem_sol
								else:
												return 0

				a					=[0]
				update_area_of_max_square(0	,   0		)
				return largest_square_area[0]
def _A						(						lowercase	,   lowercase	,   lowercase		):







				"""simple docstring"""

				def update_area_of_max_square_using_dp_array(
				    lowercase	,   lowercase	,   lowercase		) -> int:
								if row >= rows or col >= cols:
												return 0
								if dp_array[row][col] != -1:
												return dp_array[row][col]

								a					=update_area_of_max_square_using_dp_array(_UpperCAmelCase	,   col + 1	,   _UpperCAmelCase		)
								a					=update_area_of_max_square_using_dp_array(row + 1	,   col + 1	,   _UpperCAmelCase		)
								a					=update_area_of_max_square_using_dp_array(row + 1	,   _UpperCAmelCase	,   _UpperCAmelCase		)

								if mat[row][col]:
												a					=1 + min([right, diagonal, down]		)
												a					=max(largest_square_area[0]	,   _UpperCAmelCase		)
												a					=sub_problem_sol
												return sub_problem_sol
								else:
												return 0

				a					=[0]
				a					=[[-1] * cols for _ in range(_UpperCAmelCase		)]
				update_area_of_max_square_using_dp_array(0	,   0	,   _UpperCAmelCase		)

				return largest_square_area[0]
def _A						(						lowercase	,   lowercase	,   lowercase		):







				"""simple docstring"""
				a					=[[0] * (cols + 1) for _ in range(rows + 1		)]
				a					=0
				for row in range(rows - 1	,   -1	,   -1		):
								for col in range(cols - 1	,   -1	,   -1		):
												a					=dp_array[row][col + 1]
												a					=dp_array[row + 1][col + 1]
												a					=dp_array[row + 1][col]

												if mat[row][col] == 1:
																a					=1 + min(_UpperCAmelCase	,   _UpperCAmelCase	,   _UpperCAmelCase		)
																a					=max(dp_array[row][col]	,   _UpperCAmelCase		)
												else:
																a					=0

				return largest_square_area
def _A						(						lowercase	,   lowercase	,   lowercase		):







				"""simple docstring"""
				a					=[0] * (cols + 1)
				a					=[0] * (cols + 1)
				a					=0
				for row in range(rows - 1	,   -1	,   -1		):
								for col in range(cols - 1	,   -1	,   -1		):
												a					=current_row[col + 1]
												a					=next_row[col + 1]
												a					=next_row[col]

												if mat[row][col] == 1:
																a					=1 + min(_UpperCAmelCase	,   _UpperCAmelCase	,   _UpperCAmelCase		)
																a					=max(current_row[col]	,   _UpperCAmelCase		)
												else:
																a					=0
								a					=current_row

				return largest_square_area


if __name__ == "__main__":
							import doctest

							doctest.testmod()
							print(largest_square_area_in_matrix_bottom_up(2, 2, [[1, 1], [1, 1]]))



"""simple docstring"""







from __future__ import annotations
def _A						(						lowercase	,   lowercase	,   lowercase	,   ):







    """simple docstring"""
    if (electron_conc, hole_conc, intrinsic_conc).count(0		) != 1:
        raise ValueError('''You cannot supply more or less than 2 values'''		)
    elif electron_conc < 0:
        raise ValueError('''Electron concentration cannot be negative in a semiconductor'''		)
    elif hole_conc < 0:
        raise ValueError('''Hole concentration cannot be negative in a semiconductor'''		)
    elif intrinsic_conc < 0:
        raise ValueError(
            '''Intrinsic concentration cannot be negative in a semiconductor'''		)
    elif electron_conc == 0:
        return (
            "electron_conc",
            intrinsic_conc**2 / hole_conc,
        )
    elif hole_conc == 0:
        return (
            "hole_conc",
            intrinsic_conc**2 / electron_conc,
        )
    elif intrinsic_conc == 0:
        return (
            "intrinsic_conc",
            (electron_conc * hole_conc) ** 0.5,
        )
    else:
        return (-1, -1)


if __name__ == "__main__":
       import doctest

       doctest.testmod()