Arrays: Convert an array into permutation of numbers from 1 to N.
Problem Statement: You are given an array of length n. You need to count the minimum number of operations to make the array into permutation…
Arrays: Find the minimum number to an array so the sum becomes even
Problem Statement: You are given an array, you need to find the minimum number, that is greater than 0, to the array that the sum of the array…
Arrays: Cell state after K days
Problem Statement: You are given a binary array of size “n” where “n > 3”. Where in “1” is active,…
Arrays: Create a data structure for n elements and constant operations
The complexity of the operations should be as follows: * Insertion of an element – O(1) * Deletion of an element – O(1) * Finding an element –…
Arrays: Given a sorted array return the absolute distinct count.
Problem Statement: You are given an sorted array with duplicates and -ve values. You need to return the absolute values of distinct values.…
Arrays: Product of array except itself
Problem Statement: You are given an array of integer, you need to return the product of the given array elements except itself. You should not…
Shell Scripting Tutorial: Shell Script Tips on debugging shell script
So this is the final chapter for shell script tutorial. If you have followed and executed all the above programming examples, you might have…
Shell Scripting Tutorial: Shell Script Special Operations
1. Shell Special Variables 2. eval command 3. colon command 4. sleep command 5. trap command 1. Shell Special Variables In the previous…
Shell Scripting Tutorial: Shell Script Functions
A function is a way to break up a big program into smaller modules. By doing so the program will be easier to debug and easier to understand.…
Shell Scripting Tutorial: Shell Script File Operations
Most of the times, shell script is used to interact with files. File Example 1: Below is a program to check if a file exists or not In this…