C# Online Compiler | .NET Fiddle

<no name> by Anonymous

using System.Collections.Generic;
using System;
public class Program
{
	public static void Main()
	{
		//REPLACE THE X WITH YOUR ROMAN NUMBER (HAS TO BE CAPS)
		Console.WriteLine(ParseRomanNumeral("X"));
	}
	
	
    public static int ParseRomanNumeral(string num)
    {
        List<int> answer = new List<int>();

        Dictionary<char, int> vals = new Dictionary<char, int>()
        {
            { 'I', 1},
            { 'V', 5},
            { 'X', 10},
            { 'L', 50},
            { 'C', 100},
            { 'D', 500},
            { 'M', 1000}
        };


        for (int i = num.Length - 1; i >= 0; i--)
        {
            int c = vals[num[i]];

            if (i == 0)
                answer.Add(c);
            else if (c > vals[num[i - 1]])
            {
                answer.Add(c - vals[num[i - 1]]);
                i--;
            }
            else
                answer.Add(c);
        }


        return Add(answer);
    }

    public static int Add(List<int> s)
    {
        int val = 0;
        s.ForEach(x => val += x);
        return val;
    }
}

​x
 
using System.Collections.Generic;
using System;
public class Program
{
    public static void Main()
    {
        //REPLACE THE X WITH YOUR ROMAN NUMBER (HAS TO BE CAPS)
        Console.WriteLine(ParseRomanNumeral("X"));
    }
    
    
    public static int ParseRomanNumeral(string num)
    {
        List<int> answer = new List<int>();
​
        Dictionary<char, int> vals = new Dictionary<char, int>()
        {
            { 'I', 1},
            { 'V', 5},
            { 'X', 10},
            { 'L', 50},
            { 'C', 100},
            { 'D', 500},
            { 'M', 1000}
        };
​
​
        for (int i = num.Length - 1; i >= 0; i--)
        {
            int c = vals[num[i]];
​
            if (i == 0)
                answer.Add(c);
            else if (c > vals[num[i - 1]])
            {
                answer.Add(c - vals[num[i - 1]]);
                i--;
            }
            else
                answer.Add(c);
        }
​
​
        return Add(answer);
    }
​
    public static int Add(List<int> s)
    {
        int val = 0;
        s.ForEach(x => val += x);
        return val;
    }
}

GenerateId - nodeId - 923, ts - 139852825731
-----------------------------------------------------------------------
0000100000100011111110000011000100100000110000000000000000000000 - 586585266374836224 - shiftedts
0000000000000000000000000000000000000000001110011011000000000000 - 3780608 - shiftednodeid
0000000000000000000000000000000000000000000000000000000000000000 - 0 - sequence
-------------------------------------------------------------------------------
0000100000100011111110000011000100100000111110011011000000000000 - 586585266378616832 - id - final

GenerateId - nodeId - 923, ts - 139852825732
-----------------------------------------------------------------------
0000100000100011111110000011000100100001000000000000000000000000 - 586585266379030528 - shiftedts
0000000000000000000000000000000000000000001110011011000000000000 - 3780608 - shiftednodeid
0000000000000000000000000000000000000000000000000000000000000000 - 0 - sequence
-------------------------------------------------------------------------------
0000100000100011111110000011000100100001001110011011000000000000 - 586585266382811136 - id - final

Last Run:	4:00:25 pm
Compile:	0.039s
Execute:	0.12s
Memory:	3.20Mb
CPU:	0.159s

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