Bubble sort revised

Difficulty:
Easy

Instructions:
Implement in place sorting algorithm with a worst case time complexity of O(n2)

Problem and Solution:

Bubble Sort

Difficulty:
Easy

Instructions:
Implement in place sorting algorithm with a worst case time complexity of O(n2)

Problem and Solution:

Selection Sort

Difficulty:
Easy

Instructions:
Implement in place sorting algorithm with a worst case time complexity of O(n2)

Problem and Solution:

Select Map

Difficulty:
Easy

Tags:
enumerables, procs

Instructions:
The Pattern object not only functions as a Regexp. For example, check out what happens if you do Pattern === element. This problem demonstrates that using a Pattern with #grep will work much like using select and map in combination.

Problem and Solution:

Pack Template UTF-8

Difficulty:
Easy

Tags:
pack

Instructions:
Write pack template of UTF-8.

Problem and Solution:

Simple String Substitution

Difficulty:
Easy

Tags:
strings

Instructions:
One of the challenges in implementing Rubeque is performing string substitution. See how well you can do.

Problem and Solution:

Quelle Heure Est-Il?

Difficulty:
Easy

Tags:
dates, strings

Instructions:

Write a function to parse some dates and return a standard format. Hint: the help page might be of use.

Problem and Solution: