Removes a specified number of rows or columns from an array in Excel.
Challenge No. 185: In the ID column, Replace all instances of “X” if it appears consecutively more than once with just an “X”.
Solved using:Excel (DROP, HSTACK, IF), Google Sheets, Power Query (Text.Combine, Table.Group, Table.TransformColumns), Python, Python in Excel, and R.
Challenge No. 310: Find the next 3 Friday the 13th dates for dates given in column A.
Solved using: Python in Excel.
Challenge No. 181: Transform the question structure into the result structure.
Solved using:Excel (DROP, FILTER, HSTACK), Google Sheets, Power Query (List.Alternate, List.Transform, Table.Group), Python in Excel, and R.
Challenge No. 110: Fill in the alphabets from Names column in Name1.
Solved using: Python in Excel.
Challenge No. 297: Simplified version of Reverse Polish Notation (RPN) – The math operator will come at the end of the Text and you need to evaluate the expression.
Solved using: Python in Excel.
Challenge No. 177: Transform the question structure into the result structure.
Solved using:Excel (DROP, FILTER, HSTACK), Google Sheets, Power Query (Table.AddColumn, Table.ExpandTableColumn, Table.Group), Python, Python in Excel, and R.
Challenge No. 293: Provide a formula to list all words from A2:A10 where English alphabets appear in alphabetical order.
Solved using: Python in Excel.
Challenge No. 103: Transpose the problem table into result table.
Solved using: Power Query (Table.SelectRows).
Challenge No. 172: In this challenge, 250,000 rows of hourly historical data are provided, which are not sorted in any specific order.
Solved using:Excel (DROP, LET, SORT), Google Sheets, Power Query (Table.AddColumn, Table.Sort), Python, Python in Excel, and R.
Challenge No. 171: Transform the question structure into the result structure.
Solved using:Excel (DROP, FILTER, HSTACK), Google Sheets, Power Query (List.Transform), Python, Python in Excel, and R.
