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Nishu Kumari has Published 122 Articles

Nishu Kumari
8K+ Views
In C and C++, arrays can store multiple values of the same data type. This problem is about finding how many elements are present in a statically declared int[] array (not pointers or dynamically allocated arrays). We'll learn how to find the size of an int[] in both C ... Read More

Nishu Kumari
395 Views
A matrix is invertible if it has an inverse. An inverse of a matrix exists only when its determinant is non-zero. If the determinant of a matrix is zero, the matrix is called singular and cannot be inverted. In this article, we'll write a C++ program to check if ... Read More

Nishu Kumari
5K+ Views
The LU decomposition of a matrix produces a matrix as a product of its lower triangular matrix and upper triangular matrix. In the lower triangular matrix (L), all values above the main diagonal are zero, and in the upper triangular matrix (U), all values below the main diagonal are ... Read More

Nishu Kumari
806 Views
Shuffling an array means rearranging its elements in a random order. The Fisher-Yates algorithm creates a shuffle where every possible order is equally likely to happen. In this article, we'll show you how to write a C++ program that uses Fisher-Yates algorithm to shuffle an array. Fisher-Yates Algorithm ... Read More

Nishu Kumari
36K+ Views
In C and C++, every character like 'A', 'b', '3', or '@' is stored as a number called its ASCII value. For example, 'A' is 65, and 'a' is 97. Given an integer like 97, we can convert it to its corresponding ASCII character which is 'a'. In this ... Read More

Nishu Kumari
32K+ Views
Here we will see how to check how many digits are there in an integer in C++. At first we will see the traditional rule, then a shorter method and finally another approach to find the digit count. For example, given a single integer (which can be positive, negative, ... Read More

Nishu Kumari
198 Views
Here is a C++ Program to get all the unique factorization of a given integer such that addition of a partition results an integer. In this program, a positive integer n is given, and we shall generate all possible unique ways to represent n as sum of positive integers. ... Read More

Nishu Kumari
298 Views
The algebraic expression is a combination of numbers, variables (x or y), and arithmetic operators like +, -, *, and /. In this article, we'll write a C++ program to find the minimum value of an expression in the form (x1 + x2 + x3 + . . . ... Read More

Nishu Kumari
296 Views
The algebraic expression is a combination of numbers, variables (x or y), and arithmetic operators like +, -, *, and /. In this article, we'll write a C++ program to find the maximum value of an expression in the form (x1 + x2 + x3 + . . ... Read More

Nishu Kumari
4K+ Views
A string in C++ is a group of characters written inside double quotes like "Hello" and characters are the single letters or symbols in a string. Converting a string to a char array means putting each character into a simple list (array) of characters. In this article, we will ... Read More