Hello friends
Can some post here Prime Number programme in C#. i tried that but it giving me error.
Thanks
Hello friends
Can some post here Prime Number programme in C#. i tried that but it giving me error.
Thanks
Here is C# code to display given no is Prime Number or not
Code:using System; using System.Collections.Generic; using System.Text; namespace Exercise_1 { class Prime { public void Prime_Number(int number) { int i; for (i = 2; i < number; i++) { if (number % i == 0) { Console.WriteLine("{0} is not a prime number", number); break; } } if(i == number) { Console.WriteLine("{0} is a prime number", number); } } static void Main(string[] args) { int num; Console.WriteLine("Enter the number: "); num = Convert.ToInt32(Console.ReadLine()); Prime p = new Prime(); p.Prime_Number(num); } } }
Code:using System; using System.Collections.Generic; using System.Text; namespace ConsoleApplication1 { class Program { static void Main(string[] args) { bool current = false; int j; Console.WriteLine("Enter any integer"); int num = Int32.Parse(Console.ReadLine()); for (int i = 2; i <= num; i++)//2 is the first <strong class="highlight">prime</strong> <strong class="highlight">number</strong>. //I set i to 2 beacuse it has to print 2 firstly... { for (j = 2; j < i; j++) { if (i % j == 0)//Controls i is <strong class="highlight">prime</strong> <strong class="highlight">number</strong> or not... { current = true; break;//breaks for not controlling anymore... } } if (current == false) Console.Write("{0} ", j);//if i is <strong class="highlight">prime</strong> <strong class="highlight">number</strong>, print it... else current = false; } Console.ReadLine(); } } }
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