Challenge No. 122: Transform the question table into the reult table format.
Solved using:Excel (DROP, FILTER, HSTACK), Google Sheets, Power Query (List.Transform, Text.Contains, Table.AddColumn), Python, Python in Excel, and R.
Structured Data Processing
Processing structured data in a consistent manner
Table Transformation! Part 9
Challenge No. 89: Product sales information is provided in the question table.
Solved using:Excel (COUNTA, FILTER, HSTACK), Power Query (List.Transform, Table.SelectRows, Table.Skip), Python, Python in Excel, and R.
Table Transformation! Part 8
Challenge No. 65: In the question table, the total costs for different date ranges are provided.
Solved using:Excel (HSTACK, LAMBDA, LET), Power Query (List.Dates, List.Transform, Table.AddColumn), Python, R, and VBA.
Table Transformation! Part 7
Challenge No. 48: The table below presents various combinations of heuristic algorithms used to solve a problem, each combination separated by a “+”.
Solved using:Excel (COUNTIF, HSTACK, IF), Google Sheets, Power Query (List.Distinct, List.Transform, Table.AddColumn), Python, and R.
Table Transformation! Part 6
Challenge No. 41: Convert the data from the question table into the result table, arranging the information so that each product is detailed in separate rows.
Solved using:Excel (FILTER, HSTACK, LET), Power Query (List.Transform, Table.RemoveColumns, Table.Sort), Python, and R.
Table Transformation! Part 5
Challenge No. 39: From the products list in the question table, extract the unique list of all product codes.
Solved using:Excel (SORT, TOCOL, UNIQUE), Power Query (List.Distinct, Table.Distinct, Table.Sort), Python, and R.
Table Transformation! Part 4
Challenge No. 32: In the question table, monthly sales and the percentage of total annual sales are provided.
Solved using:Excel (CHOOSECOLS, CHOOSEROWS, DROP), Power Query (Table.Column, Table.ColumnNames, Table.Sort), Python, and R.
Table Transformation! Part 3
Challenge No. 21: In the question table, a list of machinery codes alongside the potential product codes each machine can produce is presented.
Solved using:Excel (FILTER, HSTACK, LAMBDA), Power Query (Text.Combine, Table.Group, Table.Sort), and R.
Hierarchy Transformation
Challenge No. 20: The question table provides information about products, which are organized into three levels based on the length of their codes, and we want to transform this table into the result table wich each level is displayed in separate columns.
Solved using:Excel (FILTER, HSTACK, LEFT), Power Query (List.Transform), Python, and R.
Transform Data Format!
Challenge No. 16: Change the format of the data from the question table to that of the result table.
Solved using:Excel, Power Query, and R.