Challenge No. 507: List the dates which are lexically sorted.
Solved using: Python.
LET
Assigns names to values or calculations to simplify formulas in Excel.
Interleave Numbers into Letters
Challenge No. 506: Concat column B numbers into column 1 alphabets.
Solved using: Python.
List Subject Pass Students
Challenge No. 222: Marks for various tests are given in problem table.
Solved using: R.
Presidents with Same Initials
Challenge No. 504: List those presidents’ names whose first characters of all parts of names are same.
Solved using: Excel VBA.
Extract and Group
Challenge No. 70: Extract the Departments and their Sub-department
Department name is before the 1st hyphen
Solution should be in a Cross-tab as shown
Dynamic array function allowed but Extra marks for Legacy solutions or PowerQuery Solution.
Solved using: R.
Aggregate Customer Purchase Stats
Challenge No. 503: Today’s challenge is contributed by 🇰🇷 Taeyong Shin
Calculate the sum, average, maximum value, minimum value, count, and payment amount for products purchased by each customer.
Solved using: Python in Excel.
Remove Digits for Largest Cube
Challenge No. 502: For the largest cube number by removing minimum number of digits.
Solved using: Python in Excel.
Find Row/Col Consecutive Numbers
Challenge No. 501: In the given grid, find the numbers which are consecutive either column wise or row wise (not diagonal wise).
Solved using: Python.
Extract Entries from Running Total
Challenge No. 500: Get the individual entries from the running total which is across the row and continues to the next rows.
Solved using: Python.
Normalize Staff Entries
Challenge No. 219: Normalise the table as shown.
Solved using: Python.