Python 4 New Features Planned
It took the Python community a long time to move from Python 2 to Python 3. Now as we approach the possible end of Python 3 version history, we are …
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In-depth guides, insights, and best practices for modern software engineering
Custom RGB To Hex Conversion with Python
The challenge
The rgb function is incomplete. Complete it so that passing in RGB decimal values will result in a hexadecimal representation being …
Read Article →Sort a Java Integer in Descending Order
The challenge
Your task is to make a function that can take any non-negative integer as an argument and return it with its digits in descending order. …
Read Article →Get the Sum of Digits / Digital Root using Java
The challenge
Digital root is the recursive sum of all the digits in a number.
Given n, take the sum of the digits of n. If that value has more than …
How to write a Chain Adding Function in Python
The challenge
We want to create a function that will add numbers together when called in succession.
add(1)(2);
# returns 3
We also want to be able to …
Read Article →Get the next biggest number with the same digits using Python
The challenge
Create a function that takes a positive integer and returns the next bigger number that can be formed by rearranging its digits. For …
Read Article →Solving Tribonacci Sequence with Python
The challenge
As the name may already reveal, it works basically like a Fibonacci, but summing the last 3 (instead of 2) numbers of the sequence to …
Read Article →The Casino Chips Problem Solved with Python
The challenge
You are given three piles of casino chips: white, green and black chips:
- the first pile contains only white chips
- the second pile …
Check if Isogram using Python
The challenge
An isogram is a word that has no repeating letters, consecutive or non-consecutive. Implement a function that determines whether a …
Read Article →Find the Longest Common Prefix using Python
The challenge
Write a function to find the longest common prefix string amongst an array of strings. This string manipulation challenge requires …
Read Article →Count and Say with Python
The challenge
he count-and-say sequence is the sequence of integers with the first five terms as following:
1 is read off as "one 1" or 11 …
The Plus One problem solved with Python
The challenge
Given a non-empty array of digits representing a non-negative integer, increment one to the integer. This challenge involves array …
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