Decimal Test2, C# - rextester

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//Rextester.Program.Main is the entry point for your code. Don't change it.
//Compiler version 4.0.30319.17929 for Microsoft (R) .NET Framework 4.5

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text.RegularExpressions;

namespace Rextester
{
    public class Program
    {
        public static void Main(string[] args)
        {
            //Your code goes here
            Console.WriteLine("Hello, world!");
            
            double a = 50.05;
            double b = 49.5;
            
            
        }
        
        public static int Tens(int num) {
         
            if (num==1){
                return 10;
            }
            
            else return Tens(num-1)*10;
        }
        
        public static void A(string a_str, string b_str) {
            
            string a_str = a.ToString();
            string b_str = b.ToString();
            
            int a_zeroes;
            
            if (a/Math.Floor(a)!=1){
                a_zeroes = a_str.Substring(a_str.IndexOf(",")+1).Length;
            }
            else a_zeroes=0;
            
            int b_zeroes;
            
            if (b/Math.Floor(b)!=1) {
                b_zeroes = b_str.Substring(b_str.IndexOf(",")+1).Length;
            }
            else b_zeroes=0;
            
            int zeroes = Math.Max(a_zeroes,b_zeroes);
            
            int a_int = Convert.ToInt32(a*Tens(zeroes));
            int b_int = Convert.ToInt32(b*Tens(zeroes));
            Console.WriteLine(a_int + " " + b_int);
            
            //*****TestCode
            //Console.Write(zeroes);
            //*****EndTestCode
            
        }
    }
}

Show compiler warnings [ + ] Show input
Compilation time: 0,12 sec, absolute running time: 0,09 sec, cpu time: 0,08 sec, average memory usage: 13 Mb, average nr of threads: 3