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Unique Names with Sequence
Posted in
  • ExcelBI Excel Challenges
  • ⭐️ Beginner

Unique Names with Sequence

Challenge No. 237: Prepare the result table from Problem table.
Solved using: Power Query.

June 28, 2025July 11, 2025
Table Transformation! Part 16
Posted in
  • Data Cleaning
  • Excel Challenges
  • Omid Challenges
  • Power Query Challenges
  • ⭐️⭐️⭐️ Intermediate

Table Transformation! Part 16

Challenge No. 147: Transform the question structure into the result structure.
Solved using:Excel (FILTER, HSTACK, IF), Google Sheets, Power Query (List.Skip, List.Split, Table.AddColumn), Python, Python in Excel, R, and VBA.

June 28, 2025July 11, 2025
Sum Groups Separated by Blanks
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  • Custom Grouping
  • ExcelBI Power Query Challenges
  • ⭐️⭐️⭐️ Intermediate

Sum Groups Separated by Blanks

Challenge No. 75: Groups are separated by blank rows in Problem table.
Solved using: Python in Excel.

June 28, 2025
Incremental Caesar Cipher
Posted in
  • ExcelBI Excel Challenges
  • ⭐️⭐️ Easy

Incremental Caesar Cipher

Challenge No. 236: We had 3 challenges on Caesar’s Cipher (if you are unaware about Caesar’s Cipher, I will encourage you to visit previous challenge to get an idea)
This is a variation of Caesar’s Cipher.
Solved using: Power Query (List.Transform).

June 28, 2025July 11, 2025
Group Text by Keyword
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  • Custom Grouping
  • ExcelBI Excel Challenges
  • Text Processing
  • ⭐️ Beginner

Group Text by Keyword

Challenge No. 235: Populate the Groups (from table 2) on the basis of words appearing in Text column.
Solved using: Power Query.

June 27, 2025July 11, 2025
Column Splitting! Part 2
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  • Column Splitting
  • Excel Challenges
  • Omid Challenges
  • Power Query Challenges
  • ⭐️⭐️⭐️ Intermediate

Column Splitting! Part 2

Challenge No. 146: Split the IDs from the beginning of the text up to the “|” character in each occurrence of “|”.
Solved using:Excel (IFNA, LAMBDA, LEN), Google Sheets, Power Query (List.Transform, Text.Combine, Text.Split), Python, Python in Excel, R, and VBA.

June 27, 2025July 11, 2025
Suffix Names with Duplicates
Posted in
  • ExcelBI Power Query Challenges
  • ⭐️⭐️⭐️ Intermediate

Suffix Names with Duplicates

Challenge No. 74: For a given name, suffix the names with A, B, C.
Solved using: R.

June 27, 2025July 12, 2025
Divisible by Each Digit
Posted in
  • ExcelBI Excel Challenges
  • ⭐️ Beginner

Divisible by Each Digit

Challenge No. 234: Find the numbers which are divisible by their individual digits.
Solved using: Python in Excel.

June 27, 2025July 10, 2025
Check Pandigital by Base
Posted in
  • ExcelBI Excel Challenges
  • ⭐️ Beginner

Check Pandigital by Base

Challenge No. 231: List Yes if a Number is Pandigital number in a given base else No.
Solved using: Power Query.

June 26, 2025July 10, 2025
Validate Multi-Word Names
Posted in
  • ExcelBI Excel Challenges
  • ⭐️ Beginner

Validate Multi-Word Names

Challenge No. 233: List all valid names from A2:A11
The criteria for valid names are –
1.
Solved using: Power Query.

June 26, 2025July 10, 2025

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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
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    • R Challenges
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  • Books
    • 96 Common Challenges in Power Query