### Simple program

In this blog, we are going to code simple program that usually asked. Many of us get confused between loops and conditions. And it is also one of the most asked interview questions.

 Simple program

In the table given below, we have listed out various simple programs.

Note: If you are new to C# and Console Application. Try to code First C# Program

Note: Read articles on how to use Loops and Conditions.

Let’s find out a simple and easy way to code these programs.

 S.no. Simple Program 1. Source code to check whether a number is even or odd Number: 5, is Odd. Number: 10, is Even. Click to view string code 2. Source code to check whether a number is even or odd using ternary or conditional operator Number: 5, is Odd. Number: 10, is Even. Click to view string code 3. Source code to print even and odd number upto n Even number upto: 20 are: 2 4 6 8 10 12 14 16 18 20 Odd number upto: 20 are: 1 3 5 7 9 11 13 15 17 19 Click to view string code 4. Source code to swap number using three variables Before swapping a is : 8 Before swapping b is : 6 After swapping a is : 6 After swapping b is : 8 Click to view string code 5. Source code to swap number using two variables Before swapping a is : 8 Before swapping b is : 6 After swapping a is : 6 After swapping b is : 8 Click to view string code 6. Source code to check whether a number is prime or not -1 Smallest prime number is 2 39 Not prime number Click to view string code 7. Source code to print next prime number Enter a number: 11 Next prime number: 13 Click to view string code

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