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What are the algorithms in c++

May 08, 2024 am 02:24 AM
c++standard library

C The standard library provides a wealth of algorithms for processing data, mainly including sorting algorithms (such as sort, stable_sort), search algorithms (such as find, find_if, binary_search), and modification algorithms (such as fill, remove, unique ), as well as merge and transformation algorithms (e.g. merge, transform, for_each, count, count_if).

What are the algorithms in c++

Algorithms in C

The C standard library provides a wealth of algorithms for performing various operations on data. Operations, including:

Sort algorithm

  • sort: Sort the elements in the container in ascending order.
  • stable_sort: Sort the elements in the container in ascending order, maintaining the relative order of equal elements.
  • partial_sort: Sort some elements of the container in ascending order.
  • nth_element: Sort the nth element in the container so that it is exactly at the correct position.
  • is_sorted: Check whether the container is sorted in ascending order.

Find algorithm

  • find: Finds the first occurrence of a specific element in a container.
  • find_if: Find the first element in the container that meets specific conditions.
  • binary_search: Use binary search to find specific elements in a container sorted in ascending order.
  • lower_bound: Finds the first element in a container sorted in ascending order that is greater than or equal to a specific element.
  • upper_bound: Finds the first element greater than a specific element in a container sorted in ascending order.

Modify algorithm

  • fill: Fill all elements in the container with a specific value.
  • fill_n: Fill n elements of the container with a specific value.
  • remove: Remove all elements equal to a specific value from the container.
  • remove_if: Remove all elements that meet specific conditions from the container.
  • unique: Remove all duplicate elements from the container.

Merge and Transform Algorithm

  • merge: Merge two sorted containers into one sorted container.
  • transform: Transform each element in the container into another container.
  • for_each: Perform specific operations on each element in the container.
  • count: Count the number of elements in the container that are equal to a specific value.
  • count_if: Count the number of elements in the container that meet certain conditions.

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