Given a matrix arr[][] of size N * M, the task is to print the boundary elements of the given matrix in a clockwise form.… Read More

# Tag Archives: spiral

Given a matrix arr[][] of dimensions N * M and an integer K, the task is to print all elements of the matrix starting from… Read More

Given a binary tree of N nodes, the task is to print level order traversal in a spiral form. In spiral form, nodes at the… Read More

Given a matrix, the task is to convert the given Matrix into sorted Spiral Matrix. Examples: Input: y[][] = { { 2, 5, 12 },… Read More

Given an array, the task is to form a spiral matrix Examples: Input: arr[] = { 1, 2, 3, 4, 5, 6, 7, 8, 9,… Read More

Given a binary tree, the task is to print nodes of extreme corners of each level but in alternate order. Examples: Input : 1 /… Read More

Given a Binary Tree. The task is to print the circular reverse clockwise spiral order traversal of the given binary tree.Reverse Clockwise Traversal means to… Read More

Given a 2D array, print it in counter-clock wise spiral form. See the following examples.Examples : Input: 1 2 3 4 5 6 7 8… Read More

Introduction The Ulam spiral is a graphical depiction of the set of prime numbers, devised by mathematician Stanislaw Ulam. It is constructed by writing the positive… Read More

Given a matrix of size n*m, and a point P(c, r). Print the matrix in a spiral form(clockwise) starting from the point P.Examples : Input… Read More

Given a 2D array, print it in reverse spiral form. We have already discussed Print a given matrix in spiral form. This article discusses how… Read More

Given two values m and n, fill a matrix of size ‘m*n’ in spiral (or circular) fashion (clockwise) with natural numbers from 1 to m*n.Examples: … Read More

We have given a spiral matrix of odd-order, in which we start with the number 1 as center and moving to the right in a… Read More

Given a matrix of order M*N and a value K, the task is to rotate each ring of the matrix anticlockwise by K elements. If… Read More

Given a 2D Matrix of order n X m, print K’th element in the spiral form of the matrix. See the following examples. Examples: Input: mat[][]… Read More