get_entering_variable_position.ipynb

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   "source": [
    "def get_entering_variable_position(ws):\n",
    "    ws_copy = ws.copy()\n",
    "    ws_copy.sort(key=lambda w: w[1])\n",
    "    return ws_copy[-1][0]"
   ]
  },
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   "cell_type": "code",
   "execution_count": 45,
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     "execution_count": 45,
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   "source": [
    "costs = [\n",
    "    [ 2, 2, 2, 1],\n",
    "    [10, 8, 5, 4],\n",
    "    [ 7, 6, 6, 8]\n",
    "]\n",
    "supply = [30, 70, 50]\n",
    "demand = [40, 30, 40, 40]\n",
    "bfs = north_west_corner(supply, demand)\n",
    "us, vs = get_us_and_vs(bfs, costs)\n",
    "ws = get_ws(bfs, costs, us, vs)\n",
    "can_be_improved(ws)\n",
    "\n",
    "get_entering_variable_position(ws)"
   ]
  }
 ],
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