


import os




def     __SCREAMING_SNAKE_CASE							(       lowercase_ = "matrix.txt"      )		->     int:




						'''simple docstring'''







						with open(os.path.join(os.path.dirname(lowercase_      )      ,       lowercase_      )      ) as in_file:
												__UpperCAmelCase			:							Optional[int]	    =	in_file.read()

						__UpperCAmelCase			:							List[str]	    =	[[int(lowercase_      ) for cell in row.split(''','''      )] for row in data.strip().splitlines()]
						__UpperCAmelCase			:							List[Any]	    =	[[0 for cell in row] for row in grid]
						__UpperCAmelCase			:							Any	    =	len(grid[0]      )

						__UpperCAmelCase			:							List[str]	    =	[[0 for i in range(lowercase_      )] for j in range(lowercase_      )]
						__UpperCAmelCase			:							Optional[int]	    =	grid[0][0]
						for i in range(1      ,       lowercase_      ):
												__UpperCAmelCase			:							Any	    =	grid[0][i] + dp[0][i - 1]
						for i in range(1      ,       lowercase_      ):
												__UpperCAmelCase			:							int	    =	grid[i][0] + dp[i - 1][0]

						for i in range(1      ,       lowercase_      ):
												for j in range(1      ,       lowercase_      ):
																		__UpperCAmelCase			:							List[Any]	    =	grid[i][j] + min(dp[i - 1][j]      ,       dp[i][j - 1]      )

						return dp[-1][-1]


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





import unittest

from knapsack import greedy_knapsack as kp




class 							lowerCamelCase   (  unittest.TestCase ):


	def  A(    self):
							__UpperCAmelCase			:							Optional[Any]	    =	[1_0, 2_0, 3_0, 4_0, 5_0, 6_0]
							__UpperCAmelCase			:							str	    =	[2, 4, 6, 8, 1_0, 1_2]
							__UpperCAmelCase			:							List[Any]	    =	1_0_0
							self.assertEqual(kp.calc_profit(lowercase__				,     lowercase__				,     lowercase__)				,     2_1_0)


	def  A(    self):
							self.assertRaisesRegex(lowercase__				,     '''max_weight must greater than zero.''')


	def  A(    self):
							self.assertRaisesRegex(lowercase__				,     '''Weight can not be negative.''')


	def  A(    self):
							self.assertRaisesRegex(lowercase__				,     '''Profit can not be negative.''')


	def  A(    self):
							self.assertRaisesRegex(lowercase__				,     '''max_weight must greater than zero.''')


	def  A(    self):
							self.assertRaisesRegex(
							    lowercase__				,     '''The length of profit and weight must be same.''')


if __name__ == "__main__":
				unittest.main()

