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Category Archives: C++

The reserve() function of unordered_multiset sets the number of buckets in the container (bucket_count) to the most appropriate to contain at least n elements. If… Read More
The swap() method of “unordered_multiset” swaps the contents of two containers. It is public member function. This function: Exchanges the content of the container by… Read More
The unordered_multiset::insert() is a built-in function in C++ STL that inserts new elements in the unordered_multiset. This increases the container size. Also notice that elements… Read More
unordered_set::max_load_factor() is a function in C++ STL which returns(Or sets) the current maximum load factor of the unordered set container. The load factor is the… Read More
The cbegin() method in deque is a function in C++ STL which returns an iterator pointing to the first element of the container. Syntax: deque_name.cbegin()… Read More
The swap() method of “unordered_set” swaps the contents of two containers. It is public member function. This function: Exchanges the content of the container by… Read More
The unordered_multiset::rehash() is a built-in function in C++ STL which sets the number of buckets in the container to N or more. If N is… Read More
Setting the initial value of an object to zero is called zero initialization. Syntax:  static T object; Tt = {} ; T {} ; char… Read More
The unordered_multiset::erase() function is a built-in function in C++ STL which is used to remove either a single element or, all elements with a definite… Read More
The unordered_multiset::swap() is a built-in function in C++ STL which swaps the contents of two unordered_multiset containers.  Note: Both of the containers should have the same… Read More
The unordered_set::end() function is a built-in function in C++ STL which returns an iterator pointing to the past-the-end-element. This iterator does not directly point to… Read More
The unordered_set::insert() is a built-in function in C++ STL which is used to insert a new {element} in the unordered_set container. Each element is inserted… Read More
The complex version of sqrt() function is defined in the complex header file. This function is used to calculate the square root of the complex… Read More
The imag() function is defined in the complex header file. The imag() function is used to find the imaginary part of the complex number. Syntax:… Read More
The real() function is defined in the complex header file. The real() function is used to find the real part of the complex number. Syntax:… Read More