A program which checks a given number is Prime number or not and repeats until user presses something else than ‘Y’.
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.IO; namespace ConsoleFile_Read { class Program { static void Main( string [] args) { int num; char ch; do { int factors = 0; Console .Write( "Enter a number " ); num= int .Parse( Console .ReadLine()); ...