Challenge No. 484: Pythagorean Triplets follow the rule a^2 + b^2 = c^2
Find a, b, c where a + b + c = Sum (which is column A).
Solved using: Python in Excel.
LAMBDA
Creates custom reusable functions in Excel.
Group by Income Then Sort
Challenge No. 211: Append the groups one below the other and sort on Income descending, Name ascending within each group.
Solved using: R.
Detect Hardy-Ramanujan Numbers
Challenge No. 481: A taxicab number (also known as Hardy Ramanujan Number) is a positive integer that can be expressed as the sum of two positive cubes in more than one way.
Solved using: R.
Decrypt Caesar Cipher Variation
Challenge No. 480: Decrypt the given Encrypted text.
Solved using: Python in Excel.
Add Task Duration to Start
Challenge No. 209: Populate the End dates against all owners in a pivot format as shown.
Solved using: Python.
Generate Recaman’s Sequence
Challenge No. 479: Calculate first 10000 entries of Recaman’s sequence –
a(0) = 0,
for n > 0, a(n) = a(n-1) – n if nonnegative and not already in the sequence,
otherwise a(n) = a(n-1) + n.
Solved using: Python in Excel.
Merge Tables by Org and Year
Challenge No. 478: Merger the tables into a single table.
Solved using: Python.
Calculate Three Year Average
Challenge No. 208: Find the defects for each month group for which 3 years moving averages (MV) are given.
Solved using: Python in Excel.
Triangular Record Grouping
Challenge No. 477: Align the data as shown which is 1 record, then 2 records, then 3 records and so on.
Solved using: Python in Excel.
Summarize Yearly Sales
Challenge No. 207: Generate the result table from problem table.
Solved using: Python in Excel.