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Tag Archives: STL

Given an array arr[] of integers of size N that might contain duplicates, the task is to find all possible unique subsets, using C++ STL.… Read More
Ordered Set contains UNIQUE elements in sorted order just like set. While dealing with an ordered set with duplicate elements, the pair<int, int> data type… Read More
Map is an associative container available in the C++ Standard Template Library(STL) that is used to store key-value pairs. Let’s see the different ways to… Read More
An unordered_set is an associated container available in the C++ Standard Template Library(STL) that is used for unique elements without any specific ordering, it internally… Read More
unordered_map is an associated container available in the C++ Standard Template Library(STL) that is used to store key-value pairs. It internally uses the working principle… Read More
A set is an associative container available in the C++ Standard Template Library(STL) that is used for unique elements in a specific order, it internally… Read More
Prerequisites: Random-access Iterators, Bidirectional Iterators Sets are a type of associative container in which each element has to be unique because the value of the… Read More
What is deque? In C++, a deque is a sequence container and it is also known by the name, double-ended queue. As the name implies,… Read More
What is a multimap? In C++, a multimap is an associative container that is used to store elements in a mapped fashion. Internally, a multimap… Read More
What is a multimap? In C++, a multimap is an associative container that is used to store elements in a mapped fashion. Internally, a multimap… Read More
What is an array? An array in any programming language is a data structure that is used to store elements or data items of similar… Read More
What is an array? An array in any programming language is a data structure that is used to store elements or data items of similar… Read More
What is an array? An array in any programming language is a data structure that is used to store elements or data items of similar… Read More
A 2D vector also known as vector of vectors is a vector in which each element is a vector on its own. In other words,… Read More
What is Vector? In C++, a vector is similar to dynamic arrays with the ability to resize itself automatically. Vector elements are stored in contiguous… Read More

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