How to check whether two string is anagrams or not?

 public class Anagrams

{

    static void Main()

    { 

        Console.WriteLine("Enter a first string :");

        string str1 = Console.ReadLine().ToLower().Trim();

        Console.WriteLine("Enter a second string :");

        string str2 = Console.ReadLine().ToLower().Trim();

        if (str1.Length == str2.Length)

        {

            int count = 0;

            for (int i = 0; i < str1.Length; i++)

            {

                count = 0;

                for (int j = 0; j < str2.Length; j++)

                {

                    char c1 = str1[i];

                    char c2 = str2[j];

                    if (c1 == c2)

                    {

                        count = 1;

                    }

                }

                if (count == 0)

                {

                    break;

                }

            }

            if (count > 0)

            {

                Console.WriteLine("it is anagrams string");

            }

            else

            {

                Console.WriteLine("It is not anagrams string");

            }

        }

        else

        {

            Console.WriteLine("both string are not matching");

        }

        Console.ReadLine();

    }

}

Output: