In this problem, we are given an 2D matrix mat[][]. Our task is to find inverse of a matrix using Gauss Jordan Method.Now, lets understand the basics of the problem, MATRIX is a two dimensional array of numbers.Example$\begin{bmatrix}2&5&4 \1&6&7 \9&3&8\end{bmatrix}$Inverse of Matrix [A-1] −It is an operation performed on square ... Read More

In this problem, we are given a number N. Our task is to find the decimal conversion of the fist three and last three bits for the given integer values N.Let's take an example to understand the problem, Input : 57 Output : 71Solution ApproachA simple solution is by changing ... Read More

In this problem, we are given a number n and a prime number p. Our task is to find the power of prime number p in n!Let's take an example to understand the problem, Input : n = 6, p = 2 Output : 4Solution ApproachA simple solution to the ... Read More

In this problem, we are given a number n. Our task is to find the n-th term of series 3, 13, 42, 108, 235...Let's take an example to understand the problem, Input : 5 Output : 235Solution ApproachThe series can be represented as the sum of cubes of first n ... Read More

In this problem, we are given a positive integer. Our task is to create a program to form the largest number using at most one swap operation.We will be creating a new number using the digits of the existing number.The largest number formed can have only one digit swapped from ... Read More

In this problem, we are given a 2d array representing a 2-D screen, the coordinates of a pixel on the screen to be filled with color and the color. Our task is to create a program to Color the current pixel and all the adjacent pixels which have that color.Coloring ... Read More

In this problem, we are given two integer values. Our task is to create a c program to operform the operation, For every set bit of a number toggle bits of other. Let’s take an example to understand the problemInput: 3 7 Output: 4 Binary of 3: 011 Binary of 3: ... Read More

In this problem, we are given integer values A & B. Our task is to find XOR of two numbers without using the XOR operator.Let's take an example to understand the problem, Input : A = 4, B = 5 Output : 1Solution ApproachOne method to solve the problem is ... Read More

In this problem, we are given integer values n. Our task is to find x, y, z that satisfy 2/nx + 1/y + 1/z.Let's take an example to understand the problem, Input : n = 4 Output : 4, 5, 20Solution ApproachA simple solution to the problem is by finding ... Read More

In this problem, we are given three integer values a, b, and n. Our task is to find x and y satisfying ax + by = n.Let's take an example to understand the problemInput : a = 4, b = 1, n = 5 Output : x = 1, y ... Read More