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C# / .NET Program

C# program to group the sequence of number

This program will group the sequence of a number from the list with (-), for this example input 1,2,3,4  the output will be 1-4. If there is no sequence of the number then it should be printed as it is, example: 1,3,10 will provide the following output 1,3,10. Program Output: Enter the number: 1,2,3,4,10,11,12,20,100 1-4,10-12,20,100

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C# / .NET Program

C# Program to find Happy and Sad Number

Description As per Wiki,  Happy Number – A happy number is a number defined by the following process: Starting with any positive integer, replace thenumber by the sum of the squares of its digits, and repeat the process until the number either equals 1 (where it will stay), or it loops endlessly in a cycle that does not include 1, 7, 10, 13, […]

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C# / .NET Program

Declaring Variables in in C# – with Example Program

Whenever we want to declare a variable to our C# program, we need to define “type” and its “name“. Type represent that what kind of variable it is going to store. eg: string, int, float, double, bool etc. Name is used to call that variable, there is no pre-defined name for variable. You can use any […]

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Program Tutorial

Basic Program in LINQ Query

In our program we are going to use Object as our data source, if you want to understand LINQ query completely read this article How to understand LINQ Query. Basic LINQ Program using System; using System.Linq; namespace LinqQuery2 { class Program { static void Main(string[] args) { String[] myInput = new string[] { “one”, “two”, […]

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Program Tutorial

Understanding LINQ Query in ADO.NET

LINQ (Language Integrated Query) When creating a dynamic Web Application, you need to retrieve data from various data sources such as flat file, xml file, or a database. To access data from these disparate data sources, you need to learn and implement different techniques to retrieve an data from data source. This complicates your task […]

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C# / .NET Program

C# program for Palindrome String

Read “how to reverse an string” to understand palindrome program. Program using System; namespace PalindromeOrNot { class Program { static void Main(string[] args) { string input, output; Console.WriteLine(“Enter an String to check for Palindrome : “); input = Console.ReadLine(); char[] pal=input.ToCharArray(); Array.Reverse(pal); output= new string(pal); if(input==output) { Console.WriteLine(“The given string is Palindrome !”); } else […]

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C# / .NET Program

C# program to reverse a String

This is an simple C# program to reverse a string Program using System; namespace StringReverseProgram { class Program { static void Main(string[] args) { string input, output; Console.Write(“Enter an string to reverse: “); input = Console.ReadLine(); //Converting an String datatype to Char Array datatype for easy reverse operation char[] rev = input.ToCharArray(); Array.Reverse(rev); //Again converting […]

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C# / .NET Program

How to reverse an Number in C# Program with explanation

Explanation If given value is 125, Divide 125/10, you will get remainder 5 and quotient 12. Store that 5 into output and store quotient into input. Again divide an input 12/10, you will get remainder  2 and quotient 1. Store that 2 into output as 5*10+2,  so the value will be 52. Perform these above step […]