using System;

public class Program

{

    public static void Main()

    {

        Random rnd = new Random();

        float essenceMultiplier = 6f;   

        int itemLevel = 188;

        int finalStat = 0;

        int statValue = rnd.Next( 20, 20);

        float multiplyByEssenceQuality = statValue * essenceMultiplier;

        float percentByLevel = itemLevel / (float)(100);

        int lowLevelStat = rnd.Next( 5, 15 );   

​

        finalStat +=  lowLevelStat;

        finalStat = (int)Math.Round( multiplyByEssenceQuality * percentByLevel );

        Console.WriteLine(finalStat);

    }

}