Selection sort is a simple comparison-based sorting algorithm that divides the input list into a sorted and an unsorted region, and iteratively selects the smallest (or largest) element from the unsorted region to move to the end of the sorted region. It is known for its simplicity but is inefficient on large lists, with a time complexity of O(n^2), making it less suitable for large datasets compared to more advanced algorithms.

Selection Sort

Selection sort

comparison-based sorting algorithm

input list

sorted region

unsorted region

Smallest element

Largest element

inefficient on large lists

Time complexity is a computational concept that measures the amount of time an algorithm takes to complete as a function of the length of the input. It provides a high-level understanding of the efficiency of an algorithm, helping in the comparison and selection of algorithms based on performance criteria.

time complexity

O(n^2)

large datasets

Advanced algorithms are like super-smart recipes that computers use to solve really tricky problems quickly and efficiently. They help computers do things like find the fastest way to get somewhere or understand pictures and words.

advanced algorithms

Relevant Degrees

Log in to see lessons