83 lines
1.8 KiB
C#
83 lines
1.8 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Security.Cryptography.X509Certificates;
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using System.Text;
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using System.Threading.Tasks;
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namespace AdventOfCode2021
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{
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internal class day1
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{
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string[] input;
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public day1(string day)
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{
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input = getInput(day);
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part1();
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part2();
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}
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public string[] getInput(string day)
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{
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string filepath = $"../../../inputs/{day}.txt";
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string[] file = File.ReadAllLines(filepath);
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return file;
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}
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public void part1()
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{
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int temp = int.Parse(input[0]);
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int counter = 0;
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for(int i = 0; i < input.Length; i++)
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{
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if (int.Parse(input[i]) > temp)
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{
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temp = int.Parse(input[i]);
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counter++;
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}
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else
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{
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temp = int.Parse(input[i]);
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}
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}
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Console.WriteLine($"Part 1 : {counter}");
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}
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public void part2()
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{
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int temp = computeWindow(0);
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int counter = 0;
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for (int i = 3; i < input.Length; i++)
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{
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if(computeWindow(i -2) > temp)
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{
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counter++;
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temp= computeWindow(i - 2);
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}
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else
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{
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temp = computeWindow(i - 2);
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}
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}
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Console.WriteLine($"Part 2 : {counter}");
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}
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public int computeWindow(int index)
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{
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int window = int.Parse(input[index]) + int.Parse(input[index + 1]) + int.Parse(input[index + 2]);
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return window;
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}
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}
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}
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