Exes and Ohs in Java
The challenge
Check to see if a string has the same amount of ‘x’s and ‘o’s. The method must return a boolean and be case insensitive. The …
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In-depth guides, insights, and best practices for modern software engineering
Sum of Odd Cubed Numbers in Python
The challenge
Find the sum of the odd numbers within an array, after cubing the initial integers. The function should return None if any of the values …
Halving Sum in Python
The challenge
Given a positive integer n, calculate the following sum:
n + n/2 + n/4 + n/8 + ...
All elements of the sum are the results of integer …
Read Article →Convert a LinkedList to a String in Python
The challenge
Preloaded for you is a class, struct, or derived data type Node (depending on the language) used to construct linked lists in this …
Most Digits from List in Python
The challenge
Find the number with the most digits.
If two numbers in the argument array have the same number of digits, return the first one in the …
Read Article →Check if all Values in Array are Smaller in Python
The challenge
You will be given an array and a limit value. You must check that all values in the array are below or equal to the limit value. If they …
Maximum Product from List of Integers in Python
The challenge
Given an array of integers, Find the maximum product obtained from multiplying 2 adjacent numbers in the array.
Notes
- Array/list size …
Sum of Array Singles in Python
The challenge
You are given an array of numbers in which two numbers occur once and the rest occur only twice. Your task is to return the sum of the …
Read Article →Flatten and Sort an Array in Python
The challenge
Given a two-dimensional array of integers, return the flattened version of the array with all the integers in the sorted (ascending) …
Read Article →Playing the Alphabet War in Python
The challenge
Introduction
There is a war and nobody knows – the alphabet war!
There are two groups of hostile letters. The tension between left side …
Sum of numbers from 0 to N in Python
The challenge
We want to generate a function that computes the series starting from 0 and ending until the given number.
Example:
Input: > 6 …
Read Article →Sorted? yes? no? how? ..in Python
The challenge
Complete the method which accepts an array of integers, and returns one of the following:
"yes, ascending"– if the numbers …