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Home » Challenges » By Difficulty » ⭐️⭐️⭐️⭐️ Advanced » Page 3

⭐️⭐️⭐️⭐️ Advanced

Complex challenges for experienced users.

Interpolate Grid Position Values
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  • ExcelBI Excel Challenges
  • ⭐️⭐️⭐️⭐️ Advanced

Interpolate Grid Position Values

Challenge No. 440: Today’s challenge is proposed by Sunny Baggu
a is for row 1 and b is for column 1.
Solved using: Python in Excel.

October 8, 2025July 23, 2025
Find Interpolated Grid Values
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  • ⭐️⭐️⭐️⭐️ Advanced

Find Interpolated Grid Values

Challenge No. 439: Today’s challenge is proposed by Sunny Baggu
a is for row 1 and b is for column 1.
Solved using: Python in Excel.

October 7, 2025July 23, 2025
Quarterly Hike Compounding Table
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  • ExcelBI Power Query Challenges
  • ⭐️⭐️⭐️⭐️ Advanced

Quarterly Hike Compounding Table

Challenge No. 183: Transpose the problem table into result table.
Solved using: Python in Excel.

October 3, 2025July 14, 2025
Family Relationship Tree View
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  • ExcelBI Power Query Challenges
  • ⭐️⭐️⭐️⭐️ Advanced

Family Relationship Tree View

Challenge No. 175: List the Names along with the Names of next generation and relationship between generations.
Solved using: Python.

September 26, 2025July 14, 2025
Pivot Table by Agent
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  • Pivot & Unpivot
  • ⭐️⭐️⭐️⭐️ Advanced

Pivot Table by Agent

Challenge No. 173: Pivot the given table as shown.
Solved using: Python.

September 24, 2025July 14, 2025
Encrypt Using Vigenere Cipher
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  • Text Processing
  • ⭐️⭐️⭐️⭐️ Advanced

Encrypt Using Vigenere Cipher

Challenge No. 402: Vignere Cipher – Write the plain text (p) and keyword (k) beneath that.
Solved using: Python in Excel.

September 19, 2025July 23, 2025
Extract Alphabet Number Pairs
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  • ⭐️⭐️⭐️⭐️ Advanced

Extract Alphabet Number Pairs

Challenge No. 162: Extract alphabet and two digit numbers strings if alphabet and two digit numbers are separated by a special character.
Solved using: R.

September 18, 2025July 14, 2025
Winning Numbers Weekly Range
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  • Missing Values
  • ⭐️⭐️⭐️⭐️ Advanced

Winning Numbers Weekly Range

Challenge No. 161: For each group, find the maximum occurring Winning numbers within a period of 7 weeks .
Solved using: Python in Excel.

September 17, 2025July 14, 2025
List Super-Palindrome Numbers
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  • ⭐️⭐️⭐️⭐️ Advanced

List Super-Palindrome Numbers

Challenge No. 394: A palindrome number is that which is same even where read backwards.
Solved using: Python in Excel.

September 15, 2025July 23, 2025
Extract Valid Time Entries
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  • ⭐️⭐️⭐️⭐️ Advanced

Extract Valid Time Entries

Challenge No. 155: Extract the valid times from the given strings.
Solved using: Python in Excel.

September 11, 2025July 14, 2025

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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
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  • By Software
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  • Books
    • 96 Common Challenges in Power Query