My Codewars Solutions

RUBY

8 KYU

• Multiply
• Even or Odd
• Sum of positive
• Return Negative
• Reversed Strings
• Convert boolean values to strings 'Yes' or 'No'.
• Convert a Number to a String!
• Opposite number
• Remove First and Last Character
• String repeat
• Square(n) Sum
• Grasshopper - Summation
• Remove String Spaces
• Find the smallest integer in the array
• Counting sheep...
• Keep Hydrated!
• Basic Mathematical Operations
• Century From Year
• Abbreviate a Two Word Name
• Convert a String to a Number!
• Convert number to reversed array of digits
• Is n divisible by x and y?
• Returning Strings
• A Needle in the Haystack
• Beginner - Lost Without a Map
• Function 1 - hello world
• Opposites Attract
• Convert a Boolean to a String
• Beginner Series #1 School Paperwork
• Beginner Series #2 Clock
• Are You Playing Banjo?
• Invert values
• Count of positives / sum of negatives
• How good are you really?
• Sum Arrays
• You only need one - Beginner
• Simple multiplication
• Fake Binary
• Beginner - Reduce but Grow
• Calculate BMI
• Reversed sequence
• Reversed Words
• MakeUpperCase
• Will you make it?
• Is he gonna survive?
• DNA to RNA Conversion
• Sentence Smash
• Find Maximum and Minimum Values of a List
• Count by X
• Jenny's secret message
• If you can't sleep, just count sheep!!
• You Can't Code Under Pressure #1
• Convert a string to an array
• Array plus array
• Rock Paper Scissors!
• Total amount of points
• Get the mean of an array
• Sum without highest and lowest number
• Grasshopper - Grade book
• Count the Monkeys!
• Grasshopper - Personalized Message
• Sum Mixed Array
• Do I get a bonus?
• Area or Perimeter
• The Feast of Many Beasts
• Remove exclamation marks
• Transportation on vacation
• Thinkful - Logic Drills: Traffic light
• Quarter of the year
• L1: Set Alarm
• Double Char
• Removing Elements
• Find the first non-consecutive number
• Beginner Series #4 Cockroach
• Third Angle of a Triangle
• Will there be enough space?
• Keep up the hoop
• Twice as old
• Grasshopper - Check for factor
• Get Planet Name By ID
• Parse nice int from char problem
• Correct the mistakes of the character recognition software
• Switch it Up!
• All Star Code Challenge #18
• Cat years, Dog years
• Count Odd Numbers below n
• altERnaTIng cAsE <=> ALTerNAtiNG CaSe
• Volume of a Cuboid
• Find numbers which are divisible by given number
• Welcome!
• Is it a palindrome?
• Powers of 2
• Sum The Strings
• Is it even?
• I love you, a little , a lot, passionately ... not at all
• Difference of Volumes of Cuboids
• Grasshopper - Messi goals function
• Unfinished Loop - Bug Fixing #1
• Sort and Star
• To square(root) or not to square(root)
• Expressions Matter
• My head is at the wrong end!
• N-th Power
• Well of Ideas - Easy Version
• Vowel remover
• What's the real floor?
• Basic variable assignment
• Exclamation marks series #1: Remove an exclamation mark from the end of string
• get character from ASCII Value
• Multiplication table for number
• String Templates - Bug Fixing #5
• Dollars and Cents
• How many lightsabers do you own?
• Find the Remainder
• Find out whether the shape is a cube
• Exclamation marks series #2: Remove all exclamation marks from the end of sentence
• Exclamation marks series #4: Remove all exclamation marks from sentence but ensure a exclamation mark at the end of string
• Check same case
• Pillars
• Template Strings
• Classy Classes
• Pirates!! Are the Cannons ready!??
• Find the Slope
• Classy Extentions
• Enumerable Magic #20 - Cascading Subsets
• Points of Reflection
• Never visit a . . . !?
• Finish Guess the Number Game
• For Twins: 2. Math operations
• Aspect Ratio Cropping - Part 1
• Draw stairs
• Quadratic Coefficients Solver
• Heads and Legs
• Ruby Metaprogramming 101 - Dynamic Method Calls
• They say that only the name is long enough to attract attention. They also said that only a simple Kata will have someone to solve it. This is a sadly story #1: Are they opposite?
• Remove the time
• Thinkful - Number Drills: Blue and red marbles
• Be Concise I - The Ternary Operator
• Invalid Login - Bug Fixing #11
• Training JS #7: if..else and ternary operator
• Stringy Strings
• Bin to Decimal
• Is your period late?
• Days in the year
• The 'if' function
• Yield to the Block
• Enumerable Magic #16 - Sort that List!
• Enumerable Magic #17 - Sort that List by Value!
• 5 without numbers !!
• Name on billboard
• The Wide-Mouthed frog!
• Compare within margin
• OOP: Object Oriented Piracy
• Basic subclasses - Adam and Eve
• Color Ghost
• Barking mad
• Playing with cubes II
• Classic Hello World
• String cleaning
• Simple validation of a username with regex
• Get number from string
• A Strange Trip to the Market
• validate code with simple regex
• Regexp Basics - is it a digit?
• Surface Area and Volume of a Box
• Area of a Square
• Geometry Basics: Distance between points in 2D
• Localize The Barycenter of a Triangle
• Quadrants
• Geometry Basics: Circle Area in 2D
• Geometry Basics: Circle Circumference in 2D
• Reverse List Order
• Lario and Muigi Pipe Problem
• Add Length
• Remove duplicates from list
• Grasshopper - Array Mean
• Duck Duck Goose
• Return Two Highest Values in List
• Get Nth Even Number
• Triple Trouble
• Simple Fun #1: Seats in Theater
• Gravity Flip
• Simple Fun #261: Whose Move
• Count the number of cubes with paint on
• Pole Vault Starting Marks
• Up and down, the string grows
• Holiday VIII - Duty Free
• Convert to Binary
• Alan Partridge II - Apple Turnover
• Find Nearest square number
• Collatz Conjecture (3n+1)
• NBA full 48 minutes average
• Evil or Odious
• Playing with cubes I
• How much water do I need?
• Wilson primes
• What is between?
• Short Long Short
• Generate range of integers
• Closest elevator
• Find the Difference in Age between Oldest and Youngest Family Members
• BASIC: Making Six Toast.
• Smallest unused ID
• Miles per gallon to kilometers per liter
• The falling speed of petals
• Job Matching #1
• Merge two sorted arrays into one
• Multiple of index
• Is there a vowel in there?
• Merging sorted integer arrays (without duplicates)
• Decibel Scale
• Find Multiples of a Number
• Filter out the geese
• Sum of differences in array
• Printing Array elements with Comma delimiters
• Remove First and Last Character Part Two
• Basic Training: Add item to an Array
• Array#second
• How many stairs will Suzuki climb in 20 years?
• CSV representation of array
• UEFA EURO 2016
• Enumerable Magic #1 - True for All?
• Logical calculator
• Push a hash/an object into array
• Is the string uppercase?
• Name Shuffler
• Capitalization and Mutability
• Reversing Words in a String
• Welcome to the City
• Define a card suit
• L1: Bartender, drinks!
• Contamination #1 -String-
• Who is going to pay for the wall?
• Polish alphabet
• Crash Override
• Safen User Input Part I - htmlspecialchars
• Grasshopper - If/else syntax debug
• Is this my tail?
• Collinearity
• FIXME: Replace all dots
• 101 Dalmatians - squash the bugs, not the dogs!
• Grasshopper - Debug
• Fix your code before the garden dies!
• Incorrect division method
• Multiply the number
• Fix the Bugs (Syntax) - My First Kata

SQL

8 KYU

• Adults only (SQL for Beginners #1)
• On the Canadian Border (SQL for Beginners #2)
• Register for the Party (SQL for Beginners #3)
• Collect Tuition (SQL for Beginners #4)
• Reversed Strings
• Easy SQL - Ordering
• Keep Hydrated!