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PrimeDirective.cs
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PrimeDirective.cs
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace PrimeDirective
{
public class PrimeDirective
{
public bool isPrime(int number)
{
if (number == 2)
{
return true;
}
else if (number < 2)
{
return false;
}
for (int i = 2; i < number; i++)
{
if (number % i == 0)
{
return false;
}
}
return true;
}
public List<int> OnlyPrimes(int[] numbers)
{
List<int> primes = new List<int>();
foreach (int num in numbers)
{
if (isPrime(num))
{
primes.Add(num);
}
}
return primes;
}
}
}