Clean Code

using System;



class CSharpCleanCode
{
    static void Main()
    {
        int rows = int.Parse(Console.ReadLine());
        string[] source = new string[rows];
        string code = null;
        string state = null;

        for (int i = 0; i < rows; i++)
        {
            source[i] = Console.ReadLine();

        }

        for (int i = 0; i < source.Length; i++)
        {
            int openQuotes = source[i].IndexOf('"', 0);
            int closeQuotes = 0;
            int lastIndex = openQuotes + 1;
            int lastIndex1 = openQuotes;
            int lastIndex2 = openQuotes;

            if (openQuotes > -1)
            {
                int escape1Quotes = source[i].IndexOf('\"', openQuotes + 1);
                while (escape1Quotes > -1)
                {
                    escape1Quotes = source[i].IndexOf('\"', escape1Quotes + 1);
                    if (escape1Quotes > -1) { lastIndex1 = escape1Quotes; }
                }

                int escape2Quotes = source[i].IndexOf('@', openQuotes - 1);
                while (escape2Quotes > -1)
                {
                    escape2Quotes = source[i].IndexOf(@"""", escape2Quotes + 1);
                    if (escape2Quotes > -1) { lastIndex2 = escape2Quotes; }
                }
            }
            if (Math.Max(lastIndex1, lastIndex2) > -1 && Math.Max(lastIndex1, lastIndex2) > openQuotes)
            {
                lastIndex = Math.Max(lastIndex1, lastIndex2);
            }
            closeQuotes = source[i].IndexOf('"', lastIndex);
            int startIndex = 0;
            int endIndex = 0;
            if (openQuotes > -1 && closeQuotes > -1 && code != "quoted")
            {
                code = "was quoted";
                startIndex = openQuotes;
                endIndex = closeQuotes;
            }
            else if (openQuotes > -1)
            {
                if (code != "quoted") { code = "quoted"; }
                else { code = null; }
            }
            else if (closeQuotes > -1)
            {
                if (code != "quoted") { code = "quoted"; }
                else { code = null; }
            }
            else if (openQuotes == -1 && closeQuotes == -1 && code != "quoted")
            {
                code = null;
            }

            int comment = source[i].IndexOf("//", 0);

            if (comment > -1 && code != "was quoted" && code != "quoted")
            {
                source[i] = source[i].Remove(comment);

            }
            else if (comment > -1 && code == "was quoted" && (comment < startIndex || comment > endIndex))
            {
                source[i] = source[i].Remove(comment);
            }

            int openComment = source[i].IndexOf("/*", 0);
            int closeComment = 0;
            if (openComment > -1)
            {
                closeComment = source[i].IndexOf("*/", openComment);
            }
            else
            {
                closeComment = source[i].IndexOf("*/", 0);
            }

            if (closeComment > -1) { closeComment = closeComment + 2; }
            int length = source[i].Length;

            if (openComment > -1 && code != "was quoted" && code != "quoted")
            {
                if (closeComment > -1) { state = null; source[i] = source[i].Remove(openComment, closeComment - openComment); }
                else { state = "comment"; source[i] = source[i].Remove(openComment, source[i].Length - openComment); }
            }

            else if (openComment > -1 && code == "was quoted")
            {
                if (openComment < startIndex || openComment > endIndex)
                {
                    if (closeComment > -1) { state = null; source[i] = source[i].Remove(openComment, closeComment - openComment); }
                    else { state = "comment"; source[i] = source[i].Remove(openComment, source[i].Length - openComment); }
                }
                if (openComment > startIndex && openComment < endIndex)
                {
                    openComment = source[i].IndexOf("/*", endIndex + 1);
                    if (openComment > -1)
                    {
                        closeComment = source[i].IndexOf("*/", openComment);
                    }
                    else
                    {
                        closeComment = source[i].IndexOf("*/", endIndex + 1);
                    }
                    if (closeComment > -1) { closeComment = closeComment + 2; }

                    if (closeComment > -1) { state = null; source[i] = source[i].Remove(openComment, closeComment - openComment); }
                    else { state = "comment"; source[i] = source[i].Remove(openComment, source[i].Length - openComment); }
                }
            }
            else if (state == "comment" && code != "quoted")
            {
                if (closeComment > -1) { state = null; source[i] = source[i].Remove(0, closeComment); }
                else { state = "comment"; source[i] = source[i].Remove(0, source[i].Length); }
            }

            for (int j = 0; j < source[i].Length; j++)
            {
                if (source[i].Substring(j, 1) != " ")
                {
                    Console.WriteLine(source[i]);
                    break;
                }
            }


        }
    }
}