CIS4930 Assignment #2

CIS4930 Assignment #2

1. Lists

   • [..., ..., ...]
   • Ordered
   • Changeable
   • Allow duplicates
   • Can have elements with different data types
   • When adding an element, it is placed at the end
   • Can remove elements or pop the index

2. Tuples

   • (..., ..., ...)
   • Used to store multiple items in a single variable
   • Ordered
   • Unchangeable
   • Allow duplicates
   • Can return a subtuple using tuplename[#:#]

3. Sets

   • {..., ..., ...}
   • Unordered
   • Unchangeable
   • Reject duplicates
   • Can have elements with different data types
   • Can use a loop to access its items
   • Can check if an element exists in a set using print(x)
   • Can add elements to a set using .add(...)
   • Can merge two sets using .update(...)

4. Dictionaries

   • Used to store data in key:value
   • Powerful in describing elements/items
   • Can be any data type
   • dictionary["element"] = "name"
     • Adds an element
   • Format
     • {key1: value1, ..., keyn: valuen}