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How to Find the Cumulative Sum of Array in C++?

Last Updated: 19 March 2024

In C++, the cumulative sum, also known as the prefix sum of an array is the sum of all elements of the array at the current index including the sum of the previous element...read more

Difference Between Stack-Allocated and Heap-Allocated Arrays

Last Updated: 03 April 2024

In C/C++, arrays can be allocated in two areas of memory: the stack and the heap. Each has its own characteristics and use cases. In this article, we will see the key diff...read more

C-Dynamic Memory Allocation

How to Create a Deque of Arrays in C++?

Last Updated: 27 March 2024

In C++, a deque (double-ended queue) is a data structure that allows insertion and deletion at both ends whereas arrays are fixed-size collections of elements. In this art...read more

How to Print an Array in C++?

Last Updated: 12 May 2024

In C++, an array is a fixed-size linear data structure that stores a collection of elements of the same type in contiguous memory locations. In this article, we will learn...read more

C++ Array Programs

How to Loop Over an Array in C++?

Last Updated: 21 May 2024

In C++, an array is a data structure that stores elements of similar type in contiguous memory locations. We can access the elements of an array using array indexing. In t...read more

How to Dynamically Allocate an Array in C++?

Last Updated: 21 May 2024

In C++, dynamic memory allocation allows us to allocate memory during runtime. Dynamic allocation in an array is particularly useful when the size of an array is not known...read more

C++-new and delete

C++ Array Programs

How to Compare Arrays in C++?

Last Updated: 09 May 2024

In C++, arrays are linear data structures that can store data of the same type in contiguous memory locations. In this article, we will learn how to compare two arrays to ...read more

How to Deallocate a 2D Array in C++?

Last Updated: 27 May 2024

In C++, an array of arrays is called a 2D array, or two-dimensional array. Deallocating a 2D array means freeing the allocated memory to prevent any memory leaks, especial...read more

How to Add an Element at the Beginning of an Array in C++?

Last Updated: 16 May 2024

In C++, arrays are static data structures with a fixed size, hence directly adding new elements at the front or middle is not supported in C++ like any other dynamic data ...read more

C++ Array Programs

How to Convert Char Array to Int in C++

Last Updated: 28 May 2024

In C++, a character array is treated as a sequence of characters also known as a string. Converting a character array into an integer is a common task that can be performe...read more

Difference Between Pointers and Array Notations in C++

Last Updated: 05 June 2024

In C++, pointers and array notations are two ways using which we work with arrays and memory for accessing the data. They have distinct behaviours and are used in differen...read more

How to Represent the Deck of Cards Using Array in C++?

Last Updated: 06 June 2024

A deck of cards is a collection of 52 playing cards in which each card is uniquely identified by its suit and rank, there are four suits: heart, diamond, club and spade ea...read more

C++ Array Programs

Why can't simple initialize (with braces) 2D std::array?

Last Updated: 18 July 2024

C++ provides a fixed-size sequence container named std::array. It is a useful alternative to C-style arrays, providing additional features such as bounds checking and iter...read more

Why Use Iterators Instead of Array Indices?

Last Updated: 25 July 2024

In C++, both iterators and array indices are used to access and manipulate elements in a container, such as arrays, vectors, and lists. However, one common question that a...read more

Is std::vector So Much Slower Than Plain Arrays?

Last Updated: 02 August 2024

In C++, std::vector is a dynamic array provided by the Standard Template Library (STL), and it is commonly compared to plain arrays. A frequent question that arises is: Is...read more

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