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Progressive Column Max Finder
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  • ExcelBI Excel Challenges
  • ⭐️ Beginner

Progressive Column Max Finder

Challenge No. 559: For all columns, find the max in a cell considering its range from 1st cell till that cell.
Solved using: Excel VBA.

December 6, 2025July 30, 2025
Regex Password and Vowel Checks
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  • ExcelBI Excel Challenges
  • ⭐️⭐️ Easy

Regex Password and Vowel Checks

Challenge No. 557: Another series of 3 challenges into one to hone your regex skills.
Solved using: Python in Excel.

December 5, 2025July 30, 2025
Transpose the data given in
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  • ExcelBI Power Query Challenges
  • ⭐️⭐️⭐️⭐️⭐️Expert

Transpose the data given in

Challenge No. 253: Transpose the data given in problem table to hierarchal data in result table.
Solved using: Python in Excel.

December 5, 2025July 14, 2025
Build Cumulative Triangle Grid
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  • ExcelBI Excel Challenges
  • ⭐️ Beginner

Build Cumulative Triangle Grid

Challenge No. 556: Generate this triangle where bottom row starts with 1 and all rows contain numbers which are cumulative sum from 1 to A1.
Solved using: Python in Excel.

December 5, 2025July 30, 2025
Sort Alternate Row Patterns
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  • ExcelBI Excel Challenges
  • ⭐️⭐️⭐️ Intermediate

Sort Alternate Row Patterns

Challenge No. 555: Sort odd numbered rows into ascending order, even numbered rows into descending order and populate their corresponding cities in the result.
Solved using: Python.

December 4, 2025July 30, 2025
Prepare the result table from
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  • ExcelBI Power Query Challenges
  • ⭐️⭐️⭐️ Intermediate

Prepare the result table from

Challenge No. 252: Prepare the result table from problem table.
Solved using: Python.

December 4, 2025July 14, 2025
Identify Kaprekar Numbers
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  • ExcelBI Excel Challenges
  • ⭐️⭐️⭐️ Intermediate

Identify Kaprekar Numbers

Challenge No. 554: Kaprekar Number = Take an n digit number, square it, divide it into 2 parts such that part1 + part 2 = n where part1 or part2 should not be 0, then it is a Kaprekar number.
Solved using: Excel VBA.

December 4, 2025July 30, 2025
Draw ASCII Abacus Display
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  • ⭐️ Beginner

Draw ASCII Abacus Display

Challenge No. 553: Draw an ASCII abacus.
Solved using: Python in Excel.

December 3, 2025July 30, 2025
Pivot the problem table into
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  • Pivot & Unpivot
  • ⭐️⭐️⭐️ Intermediate

Pivot the problem table into

Challenge No. 251: Pivot the problem table into result table.
Solved using: Python.

December 3, 2025July 14, 2025
Three Regex Pattern Tasks
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  • ⭐️ Beginner

Three Regex Pattern Tasks

Challenge No. 552: This time 3 challenges into one to hone your regex skills.
Solved using: Python in Excel.

December 3, 2025July 30, 2025

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  • 96 Common Challenges in Power Query
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BYROW CHAR CODE CONCAT DROP FILTER HSTACK IF IFERROR INDEX LAMBDA LEFT LEN LET List.Distinct List.Transform LOOKUP MAP MATCH MAX MID MONTH Python Python Automation Python for Data Analysis Python for Excel REDUCE ROW ROWS SCAN SEQUENCE SORT SUBSTITUTE Table.AddColumn Table.Group Table.SelectRows TAKE Text.Combine Text.Split TEXTJOIN TEXTSPLIT TOCOL UNIQUE VSTACK XLOOKUP

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  • By Difficulty
    • ⭐️ Beginner
    • ⭐️⭐️ Easy
    • ⭐️⭐️⭐️ Intermediate
    • ⭐️⭐️⭐️⭐️ Advanced
    • ⭐️⭐️⭐️⭐️⭐️Expert
    • ⭐️⭐️⭐️⭐️⭐️⭐️Complex
  • By Topic
    • Advanced Mathematics Problem
    • Aggregation & Summarization
    • Column Splitting
    • Column Transformation
    • Custom Grouping
    • Data Cleaning
    • Data Transformation
    • Date & Time Handling
    • Financial Problems
    • Indexing & Ranking
    • Merging & Joining
    • Missing Values
    • Pivot & Unpivot
    • Text Processing
  • By Creator
    • Omid Challenges
    • ExcelBI Excel Challenges
    • ExcelBI Power Query Challenges
    • Crispo Challenges
  • By Software
    • DAX Challenges
    • Excel Challenges
    • Excel VBA Challenges
    • Google Sheets Challenges
    • Office Script Challenges
    • Power Query Challenges
    • Python Challenges
    • R Challenges
    • SQL Challenges
  • Books
    • 96 Common Challenges in Power Query