Answer Posted / mudassir shakil

using System;
class Prime_Checker
{
int i;
int counter=0;
int n;
Console.WriteLine("Enter the number");
n=int.Parse(Console.ReadLine());
for(i=2;i<=n;i++)
{
if(n%i==0)
{
counter=1;
}
if(counter=0)
{
Console.WriteLine("No is prime");
}
else
{
Console.WriteLine("No is not prime");
}
}
}

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