Finished gyakorlas (NO GUI)

2024-09-07 11:30:29 +02:00
parent 011436e3de
commit 1ac18d6715
34 changed files with 647 additions and 20 deletions
--- a/20240904/ConsoleApp1/Program.cs
+++ b/20240904/ConsoleApp1/Program.cs
@@ -0,0 +1,159 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.IO;
+using System.Security.Permissions;
+
+namespace ConsoleApp1
+{
+    internal class Program
+    {
+        static void Main(string[] args)
+        {
+            DataRead();
+
+            int num = Feladat3();
+            Console.WriteLine(num);
+
+            
+            int nepsuruseg = Feladat4();
+            Console.WriteLine(nepsuruseg);
+
+            int kinatobbmintindiaaaaa = Feladat5();
+            Console.WriteLine(kinatobbmintindiaaaaa);
+
+            string harmadik = Feladat6();
+            Console.WriteLine(harmadik);
+
+            Feladat7();
+
+            Console.ReadLine();
+        }
+
+        public static void DataRead()
+        {
+            string path = "adatok-utf8.txt";
+            FileStream fileStream = new FileStream(path, FileMode.Open, FileAccess.Read);
+            StreamReader streamReader = new StreamReader(fileStream);
+
+            string line = streamReader.ReadLine();
+            line = streamReader.ReadLine();
+
+            while (line != null)
+            {
+                string[] datas = line.Split(';');
+                string orszagnev = datas[0];
+                int terulet = Convert.ToInt32(datas[1]);
+                string nepesseg = datas[2];
+
+                int Nepesseg; 
+                bool IsNumber = Int32.TryParse(nepesseg, out Nepesseg);
+                if (!IsNumber)
+                {
+                    string asd = nepesseg.Replace("g", "0000");
+                    Nepesseg = Convert.ToInt32(asd);
+                }
+
+                int fovarosNepesseg = Convert.ToInt32(datas[4]);
+
+                Orszag orszag = new Orszag(orszagnev, terulet, Nepesseg, datas[3], fovarosNepesseg);
+
+                Data.orszagok.Add(orszag);
+
+                line = streamReader.ReadLine();
+            }
+
+            streamReader.Close();
+            fileStream.Close();
+        }
+
+
+        public static int Feladat3()
+        {
+            return Data.orszagok.Count;
+        }
+
+        public static int FindCountry(string country) {
+            int i = 0;
+            while (Data.orszagok[i].Orszagnev != country && i <= Data.orszagok.Count)
+            {
+                i++;
+            }
+
+            return i;
+        }
+        public static int Feladat4() {
+            int a = FindCountry("Kína");
+
+            return Data.orszagok[a].Nepesseg / Data.orszagok[a].Terulet;
+        }
+
+        public static int Feladat5() {
+            int india = FindCountry("India");
+            int kina = FindCountry("Kína");
+
+            return Data.orszagok[kina].Nepesseg - Data.orszagok[india].Nepesseg;
+        }
+
+        public static string Feladat6()
+        {
+            List<Orszag> asd = Data.orszagok.OrderBy(x => x.Nepesseg).ToList();
+
+            return asd[asd.Count - 3].Orszagnev;
+        }
+
+
+        public static void Feladat7()
+        {
+            foreach (var item in Data.orszagok)
+            {   
+                if (item.FovarosiKoncentracio)
+                {
+                    Console.WriteLine($"{item.Orszagnev}, {item.Fovaros}");
+                }
+                
+            }
+        }
+    }
+
+   
+    public static class Data
+    {
+        public static List<Orszag> orszagok = new List<Orszag>();
+    }
+    public class Orszag
+    {
+        public string Orszagnev { get; private set; }
+        public int Terulet { get; private set; }
+        public int Nepesseg { get; private set; }
+        public string Fovaros { get; private set; }
+        public int FovarosNepesseg { get; private set; }
+        public bool FovarosiKoncentracio { get; private set; }
+
+        public Orszag(string orszagnev, int terulet, int nepesseg, string fovaros, int fovarosNepesseg)
+        {
+            Orszagnev = orszagnev;
+            Terulet = terulet;
+            Nepesseg = nepesseg;
+            Fovaros = fovaros;
+            FovarosNepesseg = fovarosNepesseg * 1000;
+
+            FovarosiKoncentracio = KoncentraltFovaros(FovarosNepesseg, Nepesseg);
+        }
+
+        public bool KoncentraltFovaros(int fovarosNepesseg, int nepesseg)
+        {
+            if (fovarosNepesseg >= nepesseg * 0.3)
+            {
+                return true;
+            }
+            else
+            {
+                return false;
+            }
+        }
+    }
+
+}