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Exercises on the Dart track

Join the Dart Track
19 exercises to help you master Dart
easy

Hello World

The classical introductory exercise. Just say "Hello, World!"
control flow conditionals
optional values
strings
text formatting
easy

Leap

Given a year, report if it is a leap year.
booleans
integers
logic
easy

Scrabble Score

Given a word, compute the scrabble score for that word.
control flow conditionals
control flow loops
equality
strings
easy

Armstrong Numbers

Determine if a number is an Armstrong number
equality
integers
logic
strings
math
easy

Isogram

Determine if a word or phrase is an isogram.
algorithms
logic
strings
easy

Difference Of Squares

Find the difference between the square of the sum and the sum of the squares of the first N natural numbers.
integers
math
easy

Word Count

Given a phrase, count the occurrences of each word in that phrase.
control flow loops
lists
maps
regular expressions
easy

Bob

Bob is a lackadaisical teenager. In conversation, his responses are very limited.
control flow conditionals
pattern recognition
polymorphism
regular expressions
strings
unicode
easy

Space Age

Given an age in seconds, calculate how old someone is in terms of a given planet's solar years.
floating point numbers
integers
math
polymorphism
easy

Hamming

Calculate the Hamming difference between two DNA strands.
control flow conditionals
control flow loops
equality
strings
easy

Acronym

Convert a long phrase to its acronym
control flow conditionals
control flow loops
equality
regular expressions
strings
easy

Phone Number

Clean up user-entered phone numbers so that they can be sent SMS messages.
control flow conditionals
control flow loops
regular expressions
easy

Gigasecond

Given a moment, determine the moment that would be after a gigasecond has passed.
time
easy

Raindrops

Convert a number to a string, the contents of which depend on the number's factors.
control flow conditionals
equality
strings
easy

RNA Transcription

Given a DNA strand, return its RNA Complement Transcription.
strings
transforming
easy

Anagram

Given a word and a list of possible anagrams, select the correct sublist.
control flow conditionals
control flow loops
equality
strings
easy

Diamond

Given a letter, print a diamond starting with 'A' with the supplied letter at the widest point.
control flow conditionals
control flow loops
strings
easy

Bracket Push

Make sure the brackets and braces all match.
pattern matching
stacks
easy

Pascal's Triangle

Compute Pascal's triangle up to a given number of rows.
control flow conditionals
control flow loops
integers
lists
math