Reshape Data using concat()  function
IntuitionApproachpd.concat(): A convenient function within pandas used to concatenate DataFrames either vertically (by rows) or horizontally (by columns).Comple
# Intuition\n<!-- Describe your first thoughts on how to solve this problem. -->\n\n# Approach\n<!-- Describe your approach to solving the problem. -->\npd.concat(): A convenient function within pandas used to concatenate DataFrames either vertically (by rows) or horizontally (by columns).\n# Complexity\n- Time complexity:\n<!-- Add your time complexity here, e.g. $$O(n)$$ -->\n\n- Space complexity:\n<!-- Add your space complexity here, e.g. $$O(n)$$ -->\n\n# Code\n```pythondata []\nimport pandas as pd\n\ndef concatenateTables(df1: pd.DataFrame, df2: pd.DataFrame) -> pd.DataFrame:\n    data = pd.concat([df1, df2], axis = 0)\n    return data\n```
['Pandas']