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 : "); } } }