C# Online Compiler | .NET Fiddle

<no name> by Anonymous

using System;
using System.Collections.Generic;
using System.Threading;
using System.Threading.Tasks;
					
public class Program
{
	public static void Main()
	{
		Console.WriteLine("Hello World");
		Question2 q = new Question2();
		q.Run();
	}
}

public class Question2
    {
        public void Run()
        {
            List<Task> tasks = new List<Task>();
            for (int i = 0; i < 10000; i++)
            {
                tasks.Add(Task.Factory.StartNew(() =>
                {
                    GetNextId();
                }));
            }
            Task.WaitAll(tasks.ToArray());
            
            Console.WriteLine("currentId=" + GetCurrentId());
        }

        private int currentId;
        public int GetNextId()
        {
            return Interlocked.Increment(ref currentId);
        }

        public int GetCurrentId()
        {
            return currentId;
        }
    }

​x
 
using System;
using System.Collections.Generic;
using System.Threading;
using System.Threading.Tasks;
                    
public class Program
{
    public static void Main()
    {
        Console.WriteLine("Hello World");
        Question2 q = new Question2();
        q.Run();
    }
}
​
public class Question2
    {
        public void Run()
        {
            List<Task> tasks = new List<Task>();
            for (int i = 0; i < 10000; i++)
            {
                tasks.Add(Task.Factory.StartNew(() =>
                {
                    GetNextId();
                }));
            }
            Task.WaitAll(tasks.ToArray());
            
            Console.WriteLine("currentId=" + GetCurrentId());
        }
​
        private int currentId;
        public int GetNextId()
        {
            return Interlocked.Increment(ref currentId);
        }
​
        public int GetCurrentId()
        {
            return currentId;
        }
    }
​

Sorting Stuff Demo
Unsorted Collection
(4, c8457f2e-fc87-4c90-b5c2-bd834019e3d3)
(3, 10a00c35-b240-43a8-94cb-375df0fb227a)
(1, 5a49106d-35a2-4b56-ac10-66b6185989ef)
(1, 8a87132c-6be6-4098-b5d4-ff1d78b8713c)
(2, 08e9122c-ffe7-4e2a-8ff8-8256235fab12)
(3, c8457f2e-fc87-4c90-b5c2-bd834019e3d3)
(0, 10a00c35-b240-43a8-94cb-375df0fb227a)
(3, 5a49106d-35a2-4b56-ac10-66b6185989ef)
(2, 8a87132c-6be6-4098-b5d4-ff1d78b8713c)
(1, 08e9122c-ffe7-4e2a-8ff8-8256235fab12)
(1, c8457f2e-fc87-4c90-b5c2-bd834019e3d3)
(0, 10a00c35-b240-43a8-94cb-375df0fb227a)
(1, 5a49106d-35a2-4b56-ac10-66b6185989ef)
(0, 8a87132c-6be6-4098-b5d4-ff1d78b8713c)
(1, 08e9122c-ffe7-4e2a-8ff8-8256235fab12)
Proposed in PR
(88715, 2, 8a87132c-6be6-4098-b5d4-ff1d78b8713c)
(88714, 1, 8a87132c-6be6-4098-b5d4-ff1d78b8713c)
(88713, 0, 8a87132c-6be6-4098-b5d4-ff1d78b8713c)
(84576, 4, c8457f2e-fc87-4c90-b5c2-bd834019e3d3)
(84575, 3, c8457f2e-fc87-4c90-b5c2-bd834019e3d3)
(84573, 1, c8457f2e-fc87-4c90-b5c2-bd834019e3d3)
(54913, 3, 5a49106d-35a2-4b56-ac10-66b6185989ef)
(54911, 1, 5a49106d-35a2-4b56-ac10-66b6185989ef)
(54911, 1, 5a49106d-35a2-4b56-ac10-66b6185989ef)
(10006, 3, 10a00c35-b240-43a8-94cb-375df0fb227a)
(10003, 0, 10a00c35-b240-43a8-94cb-375df0fb227a)
(10003, 0, 10a00c35-b240-43a8-94cb-375df0fb227a)
(8914, 2, 08e9122c-ffe7-4e2a-8ff8-8256235fab12)
(8913, 1, 08e9122c-ffe7-4e2a-8ff8-8256235fab12)
(8913, 1, 08e9122c-ffe7-4e2a-8ff8-8256235fab12)
Ordered By Product Id
(4, c8457f2e-fc87-4c90-b5c2-bd834019e3d3)
(3, 10a00c35-b240-43a8-94cb-375df0fb227a)
(3, c8457f2e-fc87-4c90-b5c2-bd834019e3d3)
(3, 5a49106d-35a2-4b56-ac10-66b6185989ef)
(2, 08e9122c-ffe7-4e2a-8ff8-8256235fab12)
(2, 8a87132c-6be6-4098-b5d4-ff1d78b8713c)
(1, 5a49106d-35a2-4b56-ac10-66b6185989ef)
(1, 8a87132c-6be6-4098-b5d4-ff1d78b8713c)
(1, 08e9122c-ffe7-4e2a-8ff8-8256235fab12)
(1, c8457f2e-fc87-4c90-b5c2-bd834019e3d3)
(1, 5a49106d-35a2-4b56-ac10-66b6185989ef)
(1, 08e9122c-ffe7-4e2a-8ff8-8256235fab12)
(0, 10a00c35-b240-43a8-94cb-375df0fb227a)
(0, 10a00c35-b240-43a8-94cb-375df0fb227a)
(0, 8a87132c-6be6-4098-b5d4-ff1d78b8713c)
Ordered By Guids
(4, c8457f2e-fc87-4c90-b5c2-bd834019e3d3)
(3, c8457f2e-fc87-4c90-b5c2-bd834019e3d3)
(1, c8457f2e-fc87-4c90-b5c2-bd834019e3d3)
(1, 8a87132c-6be6-4098-b5d4-ff1d78b8713c)
(2, 8a87132c-6be6-4098-b5d4-ff1d78b8713c)
(0, 8a87132c-6be6-4098-b5d4-ff1d78b8713c)
(1, 5a49106d-35a2-4b56-ac10-66b6185989ef)
(3, 5a49106d-35a2-4b56-ac10-66b6185989ef)
(1, 5a49106d-35a2-4b56-ac10-66b6185989ef)
(3, 10a00c35-b240-43a8-94cb-375df0fb227a)
(0, 10a00c35-b240-43a8-94cb-375df0fb227a)
(0, 10a00c35-b240-43a8-94cb-375df0fb227a)
(2, 08e9122c-ffe7-4e2a-8ff8-8256235fab12)
(1, 08e9122c-ffe7-4e2a-8ff8-8256235fab12)
(1, 08e9122c-ffe7-4e2a-8ff8-8256235fab12)
Ordered by product then Guid
(4, c8457f2e-fc87-4c90-b5c2-bd834019e3d3)
(3, c8457f2e-fc87-4c90-b5c2-bd834019e3d3)
(3, 5a49106d-35a2-4b56-ac10-66b6185989ef)
(3, 10a00c35-b240-43a8-94cb-375df0fb227a)
(2, 8a87132c-6be6-4098-b5d4-ff1d78b8713c)
(2, 08e9122c-ffe7-4e2a-8ff8-8256235fab12)
(1, c8457f2e-fc87-4c90-b5c2-bd834019e3d3)
(1, 8a87132c-6be6-4098-b5d4-ff1d78b8713c)
(1, 5a49106d-35a2-4b56-ac10-66b6185989ef)
(1, 5a49106d-35a2-4b56-ac10-66b6185989ef)
(1, 08e9122c-ffe7-4e2a-8ff8-8256235fab12)
(1, 08e9122c-ffe7-4e2a-8ff8-8256235fab12)
(0, 8a87132c-6be6-4098-b5d4-ff1d78b8713c)
(0, 10a00c35-b240-43a8-94cb-375df0fb227a)
(0, 10a00c35-b240-43a8-94cb-375df0fb227a)
Ordered by Guid then Product
(4, c8457f2e-fc87-4c90-b5c2-bd834019e3d3)
(3, c8457f2e-fc87-4c90-b5c2-bd834019e3d3)
(3, 5a49106d-35a2-4b56-ac10-66b6185989ef)
(3, 10a00c35-b240-43a8-94cb-375df0fb227a)
(2, 8a87132c-6be6-4098-b5d4-ff1d78b8713c)
(2, 08e9122c-ffe7-4e2a-8ff8-8256235fab12)
(1, c8457f2e-fc87-4c90-b5c2-bd834019e3d3)
(1, 8a87132c-6be6-4098-b5d4-ff1d78b8713c)
(1, 5a49106d-35a2-4b56-ac10-66b6185989ef)
(1, 5a49106d-35a2-4b56-ac10-66b6185989ef)
(1, 08e9122c-ffe7-4e2a-8ff8-8256235fab12)
(1, 08e9122c-ffe7-4e2a-8ff8-8256235fab12)
(0, 8a87132c-6be6-4098-b5d4-ff1d78b8713c)
(0, 10a00c35-b240-43a8-94cb-375df0fb227a)
(0, 10a00c35-b240-43a8-94cb-375df0fb227a)

Last Run:	2:07:04 am
Compile:	0.268s
Execute:	0.03s
Memory:	176.05kb
CPU:	0.016s

View IL Code