add: TP02Q18 solved

tps/gabaritos/tp02/TP02Q18 - Quicksort PARCIAL em Java/753045_quicksortParcial.txt

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+753045	31ms	106491

tps/gabaritos/tp02/TP02Q18 - Quicksort PARCIAL em Java/Arq.java

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+import java.io.*;
+import java.util.Formatter;
+import java.util.Scanner;
+import java.io.File;
+import java.nio.charset.*;
+
+public class Arq
+{
+   private static String nomeArquivo = "";
+   private static String charsetArquivo = "ISO-8859-1";
+   private static boolean write = false, read = false;
+   private static Formatter saida = null;
+   private static Scanner entrada = null;
+
+	public static boolean openWrite(String nomeArq, String charset) {
+      boolean resp = false;
+      close();
+		try{
+		   saida = new Formatter(nomeArq, charset);
+         nomeArquivo = nomeArq;
+         resp = write = true;
+		}  catch (Exception e) {}
+      return resp;
+   }
+
+	public static boolean openWrite(String nomeArq) {
+      return openWrite(nomeArq, charsetArquivo);
+   }
+
+	public static boolean openWriteClose(String nomeArq, String charset, String conteudo) {
+      boolean resp = openWrite(nomeArq, charset);
+      if(resp == true){
+         println(conteudo);
+         close();
+      }
+      return resp;
+   }
+
+	public static boolean openWriteClose(String nomeArq, String conteudo) {
+      return openWriteClose(nomeArq, charsetArquivo, conteudo);
+   }
+
+	public static boolean openRead(String nomeArq) {
+      return openRead(nomeArq, charsetArquivo);
+   }
+
+	public static boolean openRead(String nomeArq, String charset) {
+      boolean resp = false;
+      close();
+		try{
+         entrada = new Scanner(new File(nomeArq), charset);
+         nomeArquivo = nomeArq;
+         resp = read = true;
+		}  catch (Exception e) {}
+      return resp;
+   }
+
+   public static String openReadClose(String nomeArq){
+      openRead(nomeArq);
+      String resp = readAll();
+      close();
+      return resp;
+   }
+
+	public static void close() {
+      if(write == true){
+         saida.close();
+      }
+      if(read == true){
+         entrada.close();
+      }
+      write = read = false;
+      nomeArquivo = "";
+      charsetArquivo = "ISO-8859-1";
+	}
+
+   public static long length(){
+      long resp = -1;
+      if(read != write){
+         File file = new File(nomeArquivo);
+         resp = file.length();
+      }
+      return resp;
+   }
+
+   public static void print(int x){
+      if(write == true){
+		   saida.format( "%d", x);
+      }
+   }
+
+   public static void print(double x){
+      if(write == true){
+	   	saida.format( "%f", x);
+      }
+   }
+
+   public static void print(String x){
+      if(write == true){
+   		saida.format( "%s", x);
+      }
+   }
+
+   public static void print(boolean x){
+      if(write == true){
+		   saida.format( "%s", ((x) ? "true" : "false"));
+      }
+   }
+
+   public static void print(char x){
+      if(write == true){
+	   	saida.format( "%c", x);
+      }
+   }
+
+   public static void println(int x){
+      if(write == true){
+   		saida.format( "%d\n", x);
+      }
+   }
+
+   public static void println(double x){
+      if(write == true){
+		   saida.format( "%f\n", x);
+      }
+   }
+
+   public static void println(String x){
+      if(write == true){
+	   	saida.format( "%s\n", x);
+      }
+   }
+
+   public static void println(boolean x){
+      if(write == true){
+   		saida.format( "%s\n", ((x) ? "true" : "false"));
+      }
+   }
+
+   public static void println(char x){
+      if(write == true){
+		   saida.format( "%c\n", x);
+      }
+   }
+
+   public static int readInt(){
+      int resp = -1;
+		try{
+         resp = entrada.nextInt();
+		}  catch (Exception e) {}
+      return resp;
+   }
+
+   public static char readChar(){
+      char resp = ' ';
+		try{
+         resp = (char)entrada.nextByte();
+		}  catch (Exception e) {}
+      return resp;
+   }
+
+   public static double readDouble(){
+      double resp = -1;
+		try{
+         resp = Double.parseDouble(readString().replace(",","."));
+		}  catch (Exception e) {}
+      return resp;
+   }
+
+   public static String readString(){
+      String resp = "";
+		try{
+         resp = entrada.next();
+		}  catch (Exception e) { System.out.println(e.getMessage()); }
+      return resp;
+	}
+
+   public static boolean readBoolean(){
+      boolean resp = false;
+		try{
+         resp = (entrada.next().equals("true")) ? true : false;
+		}  catch (Exception e) {}
+      return resp;
+	}
+
+   public static String readLine(){
+      String resp = "";
+		try{
+         resp = entrada.nextLine();
+		}  catch (Exception e) { System.out.println(e.getMessage()); }
+      return resp;
+	}
+
+
+   public static boolean hasNext(){
+      return entrada.hasNext();
+   }
+
+   public static String readAll(){
+      String resp = "";
+      while(hasNext()){
+         resp += (readLine() + "\n");
+      }
+      return resp;
+   }
+}

tps/gabaritos/tp02/TP02Q18 - Quicksort PARCIAL em Java/Player.java

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+/**
+ * @path TP02Q18 - Quicksort PARCIAL em Java
+ * @description Player class implemented with parcial quicksort
+ * @author Pedro Lopes - github.com/httpspedroh
+ * @version 1.0
+ * @update 2023-09-27
+ */
+
+// ---------------------------------------------------------------------------------------------------- //
+
+// Imports
+import java.util.Scanner;
+import java.io.BufferedReader;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.util.ArrayList;
+
+// ---------------------------------------------------------------------------------------------------- //
+
+public class Player {
+
+    // Global variables
+    public static final String FILE_PATH = "/tmp/players.csv";
+    public static ArrayList<Player> allPlayers = new ArrayList<Player>();
+    public static int comparisons = 0;
+
+    // -------------------------- //
+
+    // Attributes
+    private int id;
+    private String name;
+    private int height;
+    private int weight;
+    private String college;
+    private int yearOfBirth;
+    private String birthCity;
+    private String birthState;
+
+    // Empty constructor
+    public Player() {
+
+        this.id = 0;
+        this.name = "";
+        this.height = 0;
+        this.weight = 0;
+        this.college = "";
+        this.yearOfBirth = 0;
+        this.birthCity = "";
+        this.birthState = "";
+    }
+
+    // Constructor
+    public Player(int id, String name, int height, int weight, String college, int yearOfBirth, String birthCity, String birthState) {
+
+        this.id = id;
+        this.name = name;
+        this.height = height;
+        this.weight = weight;
+        this.college = college;
+        this.yearOfBirth = yearOfBirth;
+        this.birthCity = birthCity;
+        this.birthState = birthState;
+    }
+
+    // Gets
+    public int getId() { return this.id; }
+    public String getName() { return this.name; }
+    public int getHeight() { return this.height; }
+    public int getWeight() { return this.weight; }
+    public String getCollege() { return this.college; }
+    public int getYearOfBirth() { return this.yearOfBirth; }
+    public String getBirthCity() { return this.birthCity; }
+    public String getBirthState() { return this.birthState; }
+
+    // Sets
+    public void setId(int id) { this.id = id; }
+    public void setName(String name) { this.name = name; }
+    public void setHeight(int height) { this.height = height; }
+    public void setWeight(int weight) { this.weight = weight; }
+    public void setCollege(String college) { this.college = college; }
+    public void setYearOfBirth(int yearOfBirth) { this.yearOfBirth = yearOfBirth; }
+    public void setBirthCity(String birthCity) { this.birthCity = birthCity; }
+    public void setBirthState(String birthState) { this.birthState = birthState; }
+
+    // Clone
+    public Player clone() { return new Player(this.id, this.name, this.height, this.weight, this.college, this.yearOfBirth, this.birthCity, this.birthState); }
+
+    // Print
+    public void print() {
+
+        System.out.printf("[%d ## %s ## %d ## %d ## %d ## %s ## %s ## %s]\n",
+            this.id, this.name, this.height, this.weight, this.yearOfBirth, this.college, this.birthCity, this.birthState);
+    }
+
+    // Read
+    public void read(String line) {
+
+        // Split line by ","
+        String[] splitted = line.split(",", -1);
+
+        // Fill empty attributes
+        for(int i = 0; i < splitted.length; i++) {
+
+            if(splitted[i].equals("")) splitted[i] = "nao informado";
+        }
+
+        // Set attributes
+        this.id = Integer.parseInt(splitted[0]);
+        this.name = splitted[1];
+        this.height = Integer.parseInt(splitted[2]);
+        this.weight = Integer.parseInt(splitted[3]);
+        this.college = splitted[4];
+        this.yearOfBirth = Integer.parseInt(splitted[5]);
+        this.birthCity = splitted[6];
+        this.birthState = splitted[7];
+    }
+
+    // CompareTo
+    public int compareTo(Player other) {
+
+        // Compare by birthState
+        int birthStateComparison = this.birthState.compareTo(other.birthState);
+
+        if(birthStateComparison != 0) return birthStateComparison;
+        else return this.name.compareTo(other.name);
+    }
+
+    // ---------------------------------------------------------------------------------------------------- //
+
+    // Read all players function
+    public static void startPlayers() {
+
+        // Initialize variables
+        try {
+
+            FileInputStream fstream = new FileInputStream(FILE_PATH);
+            BufferedReader br = new BufferedReader(new InputStreamReader(fstream));
+
+            // ---------------------- //
+
+            // Explode CSV file
+            String line = br.readLine();
+  
+            while((line = br.readLine()) != null) {
+
+                // Initialize player
+                Player player = new Player();
+
+                // Read line
+                player.read(line);
+
+                // Add player to array
+                allPlayers.add(player);
+            }
+
+            // Close CSV file
+            fstream.close();
+        }
+        catch(IOException e) { e.printStackTrace(); }
+    }
+
+    // ---------------------------------------------------------------------------------------------------- //
+
+    // Search by id
+    public static Player searchById(int id, ArrayList<Player> players) {
+
+        // Search for player
+        for(int i = 0; i < players.size(); i++) {
+
+            if(players.get(i).getId() == id) return players.get(i);
+        }
+        return null;
+    }
+
+    // ---------------------------------------------------------------------------------------------------- //
+
+    public static void main(String[] args) {
+        
+        // ----------------------------------------------------------------- //
+
+        // #1 - Start - Read all players in CSV file
+        startPlayers();
+
+        // ----------------------------------------------------------------- //
+
+        // #2 - Read input and print players from pub.in id entries and add to mainPlayers array
+
+        // Initialize mainPlayers array
+        ArrayList<Player> mainPlayers = new ArrayList<Player>();
+
+        // Initialize scanner
+        Scanner inScanner = new Scanner(System.in);
+
+        // Initialize player
+        Player player = new Player();
+
+        // Read first line
+        String line = inScanner.nextLine();
+
+        // While line is not "FIM"
+        while(!line.equals("FIM")) {
+
+            // Get id
+            int id = Integer.parseInt(line);
+
+            // Search for player
+            player = searchById(id, allPlayers);
+
+            // Print player
+            if(player != null) mainPlayers.add(player);
+
+            // Read line
+            line = inScanner.nextLine();
+        }
+
+        // ----------------------------------------------------------------- //
+
+        // #3 - Order mainPlayers array by key "birthState", in draw case, order by key "name"
+
+        // Start benchmark
+        long startTime = System.currentTimeMillis();
+        int comparisons = 0;
+
+        // ----------------- //
+
+        // Parcial quicksort with k = 10
+        int k = 10;
+
+        for(int i = 0; i < mainPlayers.size() - 1; i++) {
+
+            for(int j = i + 1; j < mainPlayers.size() - 1; j++) {
+
+                comparisons++;
+
+                if(mainPlayers.get(i).compareTo(mainPlayers.get(j)) > 0) {
+
+                    Player temp = mainPlayers.get(i);
+                    mainPlayers.set(i, mainPlayers.get(j));
+                    mainPlayers.set(j, temp);
+                }
+                else if(mainPlayers.get(i).compareTo(mainPlayers.get(j)) == 0) {
+
+                    comparisons++;
+
+                    if(mainPlayers.get(i).getName().compareTo(mainPlayers.get(j).getName()) > 0) {
+
+                        Player temp = mainPlayers.get(i);
+                        mainPlayers.set(i, mainPlayers.get(j));
+                        mainPlayers.set(j, temp);
+                    }
+                }
+            }
+        }
+    
+        // ----------------- //
+
+        // Save benchmark in file
+        Arq.openWrite("753045_quicksortParcial.txt");
+        Arq.print("753045\t" + (System.currentTimeMillis() - startTime) + "ms\t" + comparisons);
+        Arq.close();
+
+        // ----------------- //
+
+        // Print mainPlayers array
+        for(int i = 0; i < k; i++) mainPlayers.get(i).print();
+
+        // ----------------------------------------------------------------- //
+
+        // Close scanner
+        inScanner.close();
+    }
+}
+
+// ---------------------------------------------------------------------------------------------------- //

tps/gabaritos/tp02/TP02Q18 - Quicksort PARCIAL em Java/pedro.out

@@ -0,0 +1,10 @@
+[969 ## Bud Stallworth ## 196 ## 86 ## 1950 ## University of Kansas ## Hartselle ## Alabama]
+[1807 ## Chuck Person ## 203 ## 99 ## 1964 ## Auburn University ## Brantley ## Alabama]
+[919 ## Curtis Rowe ## 201 ## 102 ## 1949 ## University of California - Los Angeles ## Bessemer ## Alabama]
+[1145 ## Leon Douglas ## 208 ## 104 ## 1954 ## University of Alabama ## Leighton ## Alabama]
+[2203 ## Robert Horry ## 206 ## 99 ## 1970 ## University of Alabama ## Andalusia ## Alabama]
+[2843 ## Rodney White ## 203 ## 95 ## 1959 ## University of South Alabama ## Tuskegee ## Alabama]
+[1587 ## Rory White ## 203 ## 95 ## 1959 ## University of South Alabama ## Tuskegee ## Alabama]
+[947 ## Travis Grant ## 201 ## 97 ## 1950 ## Kentucky State University ## Clayton ## Alabama]
+[3315 ## Walter Sharpe ## 206 ## 111 ## 1986 ## University of Alabama at Birmingham ## Huntsville ## Alabama]
+[3844 ## Nicolas Brussino ## 201 ## 88 ## 1993 ## nao informado ## Santa Fe ## Argentina]

tps/gabaritos/tp02/TP02Q18 - Quicksort PARCIAL em Java/pub.in

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+

tps/gabaritos/tp02/TP02Q18 - Quicksort PARCIAL em Java/pub.out

@@ -0,0 +1,10 @@
+[969 ## Bud Stallworth ## 196 ## 86 ## 1950 ## University of Kansas ## Hartselle ## Alabama]
+[1807 ## Chuck Person ## 203 ## 99 ## 1964 ## Auburn University ## Brantley ## Alabama]
+[919 ## Curtis Rowe ## 201 ## 102 ## 1949 ## University of California - Los Angeles ## Bessemer ## Alabama]
+[1145 ## Leon Douglas ## 208 ## 104 ## 1954 ## University of Alabama ## Leighton ## Alabama]
+[2203 ## Robert Horry ## 206 ## 99 ## 1970 ## University of Alabama ## Andalusia ## Alabama]
+[2843 ## Rodney White ## 203 ## 95 ## 1959 ## University of South Alabama ## Tuskegee ## Alabama]
+[1587 ## Rory White ## 203 ## 95 ## 1959 ## University of South Alabama ## Tuskegee ## Alabama]
+[947 ## Travis Grant ## 201 ## 97 ## 1950 ## Kentucky State University ## Clayton ## Alabama]
+[3315 ## Walter Sharpe ## 206 ## 111 ## 1986 ## University of Alabama at Birmingham ## Huntsville ## Alabama]
+[3844 ## Nicolas Brussino ## 201 ## 88 ## 1993 ## nao informado ## Santa Fe ## Argentina]