Challenge No. 678: Find first 50 numbers (at least 2 digits) where
1.
Solved using: Python.
SEQUENCE
Generates a sequence of numbers in an array in Excel.
Draw Star Shape Pattern
Challenge No. 673: Create the star patterns for given N.
Solved using: R.
First Ten Tech Numbers
Challenge No. 669: Tech Number – A number is a tech number if it has even number of digits and square of sum of first half and last half is equal to number itself.
Solved using: R.
Draw Alphabet Z Pattern
Challenge No. 668: Create alphabetic Z for N values as shown.
Solved using: Python.
Bi And Trimorphic Numbers
Challenge No. 665: Bi & Trimorphic Numbers – List numbers (n<100000) if n^3 and n^2 both end with n. Solved using: Python.
Matrix Transformation Series
Challenge No. 661: Today’s challenge is contributed by 🇰🇷 Taeyong Shin
Converts the T1 matrix to a T2 matrix and the T2 matrix to a T3 matrix.
Solved using: Excel.
Cube With Equal Digits
Challenge No. 659: Find those 2 digits to 5 digits numbers whose cube results into numbers where frequency of appearing digits are same.
Solved using: Python.
Largest Alternating Digit Substring
Challenge No. 657: Find the largest substring number which has alternating odd/even or even/odd digits.
Solved using: R.
Last Sundays Of Year
Challenge No. 653: List the last Sundays of the all 12 months of year given in cell A2.
Solved using: Python in Excel.
Running Total With Reset
Challenge No. 649: Calculate the running total for each group.
Solved using: Python.