The challenge Given the triangle of consecutive odd numbers: Calculate the sum of the numbers in the nth row of this triangle (starting at index 1)… Read More »How to Calculate the Sum of the Numbers in the Nth row of a Triangle in Golang
If you need to SHA256 a String in Go, then you can use the crypto/sha256 package. SHA256 a String in Go The output will look… Read More »How to SHA256 a String in Golang
Go ships with an encoding/base64 package that allows for encode and decoding of Base64 strings. Import the base64 package and then start using it! Base64… Read More »How to Base64 Encode/Decode in Golang
The challenge You will be given an array of integers whose elements have both a negative and a positive value, except for one integer that… Read More »How to perform Array Element Parity in Golang
The challenge You will have a list of rationals in the form: where all numbers are positive integers. You have to produce their sum N /… Read More »Irreducible Sum of Rationals in Golang
The challenge We have been searching for all the neighboring points in a Cartesian coordinate system. As we know each point in a coordinate system… Read More »Calculating Cartesian Neighbors Distance in Golang
The challenge The prime number sequence starts with: 2,3,5,7,11,13,17,19…. Notice that 2 is in position one. 3 occupies position two, which is a prime-numbered position. Similarly, 5, 11 and 17 also occupy prime-numbered positions. We shall… Read More »How to Calculate Dominant Primes in Golang
The challenge In this challenge, you will be given a number n (n > 0) and your task will be to return the smallest square number N (N >… Read More »How to Solve Simple Square Numbers in Golang
The challenge The purpose of this challenge is to write a higher-order function returning a new function that iterates on a specified function a given… Read More »How to perform Function Iteration in Golang
The challenge You will be given an integer array and your task is to return the sum of elements occupying prime-numbered indices. The first element… Read More »How to Find the Sum of Prime-Indexed Elements in Go
The challenge What is your favourite day of the week? Check if it’s the most frequent day of the week in the year. You are… Read More »Calculate the Most Frequent Weekdays in Go
The challenge In this challenge, you will be given a string with brackets and an index of an opening bracket and your task will be… Read More »Return Index of Matching Closing Bracket in Go
The challenge Write a function, called sumPPG, that takes two NBA player objects/struct/Hash/Dict/Class and sums their PPG Examples: The solution in Golang Option 1: Option 2:… Read More »How to Sum the Average for NBA Players in Golang
The challenge You will be given a number n (where n >= 1) and your task is to find n consecutive odd numbers whose sum is exactly the cube of n.… Read More »How to Compute a Cube as Sums in Golang
The challenge You need to create a function that will validate if given parameters are valid geographical coordinates. Valid coordinates look like the following: “23.32353342, -32.543534534”.… Read More »How to create a Coordinates Validator in Golang
The challenge ISBN-10 identifiers are ten digits long. The first nine characters are digits 0-9. The last digit can be 0-9 or X, to indicate a value of 10.… Read More »How to Validate ISBN-10 numbers in Golang
The challenge A Noun Phrase is a phrase that can be replaced by a pronoun [he/she/it]. For example, in the sentence: a girl ate the… Read More »How to Replace Noun Phrases with Pronouns in Golang
The challenge Write function MaxRot(n) which given a positive integer n returns the maximum number you got doing rotations similar to the above example. So MaxRot is such as: MaxRot(56789) should… Read More »Maximum Positive Integer Rotations in Golang
The challenge Find the total sum of internal angles (in degrees) in an n-sided simple polygon. N will be greater than 2. The solution in… Read More »How to Find the Sum of Angles in Golang
It’s possible to stop a Goroutine by sending a value into it via a signal channel: As an alternative, you could also use a WaitGroup… Read More »How to Stop a Goroutine in Golang
The challenge Complete the method which returns the number which is most frequent in the given input array. If there is a tie for the… Read More »Highest Rank Number in an Array in Golang
The challenge The two oldest ages function/method needs to be completed. It should take an array of numbers as its argument and return the two highest… Read More »How to Reverse Sort Integers in Go
The challenge Implement a function which behaves like the uniq command in UNIX. It takes as input a sequence and returns a sequence in which… Read More »How to Reimplement the Unix Uniq Command in Golang
If you need to check if a string is empty in Go, then there are two possible ways to immediately verify this: Option 1 –… Read More »How to check if a string is empty in Go
If you need to read a file line by line in Go, then you can use the bufio package as follows: Just note that the… Read More »How to read a file line by line in Go