Challenge No. 328: — Looks like scheduling didn’t work today and challenge didn’t get posted—
Remove the last minimum number from given strings.
Solved using: Python in Excel.
LAMBDA
Creates custom reusable functions in Excel.
Wildcard Pattern Matching Lookup
Challenge No. 125: Populate Output in T1 from T2.
Solved using: Power Query.
Top 3 marks with names and subjects
Challenge No. 327: List the top 3 marks and names and subjects against them.
Solved using: Python in Excel.
Custom Grouping! Part 18
Challenge No. 193: Separate sales into weekday sales (Mon-Fri) and weekend sales (Sat-Sun).
Solved using:Excel (DAY, FILTER, GROUPBY), Google Sheets, Power Query (Table.Group, Date.DayOfWeek, Table.AddColumn), Python, Python in Excel, and R.
List numbers not in Fibonacci sequence
Challenge No. 326: List the numbers which are not a Fibonacci number.
Solved using: Python in Excel.
Find missing terms in arithmetic progressions
Challenge No. 325: Find the missing terms in Arithmetic Progressions given.
Solved using: Python in Excel.
Table Transformation! Part 24
Challenge No. 192: Any row with a negative quantity should reduce the corresponding value in the previous rows for the related product.
Solved using:Excel (DROP, FILTER, LAMBDA), Google Sheets, Power Query (Table.Group, Table.SelectRows, Table.Sort), Python, Python in Excel, and R.
List subjects appearing within +/-1 row in column B
Challenge No. 324: List the subjects from column A which appear in column B within +1 or -1 position to column A.
Solved using: DAX.
Find palindromic substrings with at least 3 digits
Challenge No. 323: Find the substrings of given numbers which are Palindromic.
Solved using: DAX.
Column Splitting! Part 5
Challenge No. 191: If an ID contains multiple separators (like -, _, .
Solved using:Excel (HSTACK, LAMBDA, LEN), Google Sheets, Power Query (Text.PositionOf, Table.AddColumn, Table.FromRows), Python, Python in Excel, and R.