AdventOfCode2021/day3.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace AdventOfCode2021
{
    internal class day3
    {
        string[] input;

        public day3(string day)
        {
            input = getInput(day);
            part1();
            part2();
        }
        public string[] getInput(string day)
        {
            string filepath = $"../../../inputs/{day}.txt";
            string[] file = File.ReadAllLines(filepath);

            return file;
        }


        public void part1()
        {
            var result = new StringBuilder();
            var result2 = new StringBuilder();
            

            for(int i = 0; i < input[0].Length; i++)
            {
                int oneCounter = 0;
                int zeroCounter = 0;
               for(int j = 0; j < input.Length; j++)
                {
                    if (input[j][i] == '0')
                    {
                        zeroCounter++;
                    }
                    else
                    {
                        oneCounter++;
                    }
                
                }
                if (oneCounter > zeroCounter)
                {
                    result.Append('1');
                    result2.Append('0');
                }
                else if (oneCounter < zeroCounter)
                {
                    result.Append('0');
                    result2.Append('1');
                }
                else if(oneCounter == zeroCounter)
                {
                    result.Append('1');
                    result2.Append('0');
                }
            }
            
            int decResult1 = Convert.ToInt32(result.ToString(), 2);
            int decResult2 = Convert.ToInt32(result2.ToString(), 2); 

            int finalResult = decResult1 * decResult2;
            Console.WriteLine($"Part 1 : {finalResult}");
        }
        public void part2()
        {
            


            

            
            Console.WriteLine($"Part 2 : ");
        }
    }
}