PythonBeginner robot
Add hours on a 24-hour clock
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Everything
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Coding problems you can solve here
JavaScriptBeginner robot
Add hours on a 24-hour clock
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PythonBeginner robot
Add in parts
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JavaScriptBeginner robot
Add in parts
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JavaScriptBeginner robot
Add two numbers
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JavaScriptBeginner robot
Add up a list
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PythonBeginner robot
All the factors
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JavaScriptBeginner robot
All the factors
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PythonBeginner robot
Binary card values
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JavaScriptBeginner robot
Binary card values
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PythonBeginner robot
Cards from the biggest down
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JavaScriptBeginner robot
Cards from the biggest down
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PythonBeginner robot
Count the even numbers
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PythonBeginner robot
Does it divide?
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JavaScriptBeginner robot
Does it divide?
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PythonBeginner robot
Double it
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JavaScriptBeginner robot
Find the biggest number
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PythonBeginner robot
Greet someone
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JavaScriptBeginner robot
Greet someone
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PythonBeginner robot
How many cards do I need?
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JavaScriptBeginner robot
How many cards do I need?
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PythonBeginner robot
Inside angle of a shape
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JavaScriptBeginner robot
Inside angle of a shape
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PythonBeginner robot
Is it even?
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PythonBeginner robot
Power of a number
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JavaScriptBeginner robot
Power of a number
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PythonBeginner robot
Say hello
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JavaScriptBeginner robot
Say hello
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PythonBeginner robot
Spot a parity error in a row
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JavaScriptBeginner robot
Spot a parity error in a row
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PythonIntermediate alien
Add a parity bit
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PythonIntermediate alien
Add hours on a 12-hour clock
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JavaScriptIntermediate alien
Add hours on a 12-hour clock
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PythonIntermediate alien
Barcode: the last digit
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JavaScriptIntermediate alien
Barcode: the last digit
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PythonIntermediate alien
Book code: the last digit
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JavaScriptIntermediate alien
Book code: the last digit
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PythonIntermediate alien
Count the dots on the cards
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JavaScriptIntermediate alien
Count the dots on the cards
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JavaScriptIntermediate alien
Count the vowels
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PythonIntermediate alien
Count the words
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JavaScriptIntermediate alien
Factorial
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PythonIntermediate alien
Fizz and Buzz
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PythonIntermediate alien
Is it a prime?
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JavaScriptIntermediate alien
Is it a prime?
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PythonIntermediate alien
Leap years
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JavaScriptIntermediate alien
Leap years
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PythonIntermediate alien
Months later
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JavaScriptIntermediate alien
Months later
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PythonIntermediate alien
Name the music note
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JavaScriptIntermediate alien
Name the music note
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PythonIntermediate alien
Palindromes
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PythonIntermediate alien
Prime factors
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JavaScriptIntermediate alien
Prime factors
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PythonIntermediate alien
Reverse the words
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PythonIntermediate alien
Show a number with five cards
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JavaScriptIntermediate alien
Show a number with five cards
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JavaScriptIntermediate alien
Sort a list by hand
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JavaScriptIntermediate alien
Turn text around
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PythonAdvanced astronaut
Add two video lengths
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JavaScriptAdvanced astronaut
Add two video lengths
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JavaScriptAdvanced astronaut
Binary search
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PythonAdvanced astronaut
Card number: the last digit
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JavaScriptAdvanced astronaut
Card number: the last digit
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PythonAdvanced astronaut
Check any barcode
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JavaScriptAdvanced astronaut
Check any barcode
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JavaScriptAdvanced astronaut
Fibonacci, fast
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PythonAdvanced astronaut
Find the flipped card
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JavaScriptAdvanced astronaut
Find the flipped card
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PythonAdvanced astronaut
Find the prime numbers
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PythonAdvanced astronaut
Flatten a list
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PythonAdvanced astronaut
Is this book code real?
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JavaScriptAdvanced astronaut
Is this book code real?
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PythonAdvanced astronaut
Is this card number possible?
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JavaScriptAdvanced astronaut
Is this card number possible?
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PythonAdvanced astronaut
Write a number in binary
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