upd

.vscode/c_cpp_properties.json

@@ -0,0 +1,19 @@
+{
+    "configurations": [
+        {
+            "name": "Mac",
+            "includePath": [
+                "${workspaceFolder}/**"
+            ],
+            "defines": [],
+            "macFrameworkPath": [
+                "/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/System/Library/Frameworks"
+            ],
+            "compilerPath": "/usr/bin/clang",
+            "cStandard": "c17",
+            "cppStandard": "c++17",
+            "intelliSenseMode": "macos-clang-x64"
+        }
+    ],
+    "version": 4
+}

computational-methods-and-simulation/lab-5/task-1/Makefile

@@ -0,0 +1,22 @@
+# Nazwa pliku wykonywalnego
+EXEC = rectangle_integration
+
+# Flagi kompilacji
+CFLAGS = -Wall -lm
+
+# Pliki źródłowe
+SRC = rectangle_integration.c
+
+# Reguła główna
+all: $(EXEC)
+
+# Kompilacja programu
+$(EXEC): $(SRC)
+	$(CC) $(CFLAGS) -o $(EXEC) $(SRC)
+
+# Czyszczenie plików wykonywalnych
+clean:
+	rm -f $(EXEC)
+
+run: $(EXEC)
+	./$(EXEC)

computational-methods-and-simulation/lab-5/task-1/diagram/main.py

@@ -0,0 +1,107 @@
+# import matplotlib.pyplot as plt
+# import numpy as np
+
+# # Dane do wykresu
+# functions = [
+#     {
+#         "name": "f1(x) = x^2 + x + 1",
+#         "exact_value": 1.6666666667,
+#         "approx_values": [1.8333314260, 1.8333314260, 1.8333314260, 1.8333314260],
+#         "errors": [0.1666647593, 0.1666647593, 0.1666647593, 0.1666647593],
+#         "subintervals": [1048576, 1048576, 1048576, 1048576]
+#     },
+#     {
+#         "name": "f2(x) = sqrt(1 - x^2)",
+#         "exact_value": 0.7853981634,
+#         "approx_values": [0.7863493507, 0.7854588020, 0.7854057753, 0.7853991163],
+#         "errors": [0.0009511873, 0.0000606386, 0.0000076119, 0.0000009529],
+#         "subintervals": [512, 8192, 65536, 524288]
+#     },
+#     {
+#         "name": "f3(x) = 1/sqrt(x)",
+#         "exact_value": 2.0000000000,
+#         "approx_values": [1.9800945559, 1.9800945559, 1.9800945559, 1.9800945559],
+#         "errors": [0.0199054441, 0.0199054441, 0.0199054441, 0.0199054441],
+#         "subintervals": [1048576, 1048576, 1048576, 1048576]
+#     }
+# ]
+
+# # Ustawienia wykresów
+# fig, axs = plt.subplots(3, 2, figsize=(14, 10))
+# fig.suptitle("Wyniki przybliżonej całki dla różnych funkcji", fontsize=16)
+
+# # Generowanie wykresów
+# for i, func in enumerate(functions):
+#     # Podprzedziały vs Przybliżona całka
+#     axs[i, 0].plot(func["subintervals"], func["approx_values"], marker='o', color='b', label="Przybliżona całka")
+#     axs[i, 0].axhline(y=func["exact_value"], color='r', linestyle='--', label="Dokładna wartość")
+#     axs[i, 0].set_xscale("log")
+#     axs[i, 0].set_xlabel("Podprzedziały (log scale)")
+#     axs[i, 0].set_ylabel("Wartość całki")
+#     axs[i, 0].set_title(f"{func['name']}")
+#     axs[i, 0].legend()
+
+#     # Podprzedziały vs Błąd
+#     axs[i, 1].plot(func["subintervals"], func["errors"], marker='o', color='g', label="Błąd")
+#     axs[i, 1].set_xscale("log")
+#     axs[i, 1].set_yscale("log")
+#     axs[i, 1].set_xlabel("Podprzedziały (log scale)")
+#     axs[i, 1].set_ylabel("Błąd (log scale)")
+#     axs[i, 1].set_title(f"Błąd dla {func['name']}")
+#     axs[i, 1].legend()
+
+# plt.tight_layout(rect=[0, 0, 1, 0.96])
+# plt.show()
+
+
+import matplotlib.pyplot as plt
+import numpy as np
+
+# Dane do wykresu
+functions = [
+    {
+        "name": "f1(x) = x^2 + x + 1",
+        "exact_value": 1.6666666667,
+        "approx_values": [1.8333314260, 1.8333314260, 1.8333314260, 1.8333314260],
+        "errors": [0.1666647593, 0.1666647593, 0.1666647593, 0.1666647593],
+        "subintervals": [1048576, 1048576, 1048576, 1048576]
+    },
+    {
+        "name": "f2(x) = sqrt(1 - x^2)",
+        "exact_value": 0.7853981634,
+        "approx_values": [0.7863493507, 0.7854588020, 0.7854057753, 0.7853991163],
+        "errors": [0.0009511873, 0.0000606386, 0.0000076119, 0.0000009529],
+        "subintervals": [512, 8192, 65536, 524288]
+    },
+    {
+        "name": "f3(x) = 1/sqrt(x)",
+        "exact_value": 2.0000000000,
+        "approx_values": [1.9800945559, 1.9800945559, 1.9800945559, 1.9800945559],
+        "errors": [0.0199054441, 0.0199054441, 0.0199054441, 0.0199054441],
+        "subintervals": [1048576, 1048576, 1048576, 1048576]
+    }
+]
+
+# Generowanie oddzielnych wykresów
+for func in functions:
+    # Wykres Przybliżonej całki
+    plt.figure()
+    plt.plot(func["subintervals"], func["approx_values"], marker='o', color='b', label="Przybliżona całka")
+    plt.axhline(y=func["exact_value"], color='r', linestyle='--', label="Dokładna wartość")
+    plt.xscale("log")
+    plt.xlabel("Podprzedziały (log scale)")
+    plt.ylabel("Wartość całki")
+    plt.title(f"{func['name']}")
+    plt.legend()
+    plt.show()
+
+    # Wykres Błędu
+    plt.figure()
+    plt.plot(func["subintervals"], func["errors"], marker='o', color='g', label="Błąd")
+    plt.xscale("log")
+    plt.yscale("log")
+    plt.xlabel("Podprzedziały (log scale)")
+    plt.ylabel("Błąd (log scale)")
+    plt.title(f"Błąd dla {func['name']}")
+    plt.legend()
+    plt.show()

computational-methods-and-simulation/lab-5/task-2/Makefile

@@ -0,0 +1,23 @@
+# Nazwa pliku wykonywalnego
+EXEC = calculate_integrals_gsl
+
+# Flagi kompilacji
+CFLAGS = -Wall
+LDFLAGS = -lgsl -lgslcblas -lm
+
+# Pliki źródłowe
+SRC = calculate_integrals_gsl.c
+
+# Reguła główna
+all: $(EXEC)
+
+# Kompilacja programu
+$(EXEC): $(SRC)
+	$(CC) $(CFLAGS) -o $(EXEC) $(SRC) $(LDFLAGS)
+
+# Czyszczenie plików wykonywalnych
+clean:
+	rm -f $(EXEC)
+
+run: $(EXEC)
+	./$(EXEC)

computational-methods-and-simulation/lab-5/task-2/diagram/main.py

@@ -0,0 +1,40 @@
+import numpy as np
+import matplotlib.pyplot as plt
+
+# Dane wejściowe
+epsrel_values = [1e-3, 1e-4, 1e-5, 1e-6]
+functions = {
+    "f3: sin(x)": {
+        "GSL": [2.0, 2.0, 2.0, 2.0],
+        "Rectangular": [2.0002008117, 2.0000125499, 2.0000031375, 2.0000001961]
+    },
+    "f4: tan(x)": {
+        "GSL": [13.8155086985, 13.8155105592, 13.8155105579, 13.8155105579],
+        "Rectangular": [13.8154192810, 13.8154877322, 13.8155091312, 13.8155104688]
+    },
+    "f5: log(x + x^2)": {
+        "GSL": [6.2060726455, 6.2060726455, 6.2060726455, 6.2060726455],
+        "Rectangular": [6.2061687630, 6.2060966773, 6.2060741476, 6.2060727394]
+    }
+}
+
+# Generowanie wykresów pojedynczo dla każdej funkcji
+for func_name, results in functions.items():
+    plt.figure(figsize=(8, 5))
+
+    # Wykres wyników GSL
+    plt.plot(epsrel_values, results["GSL"], marker='o', color='b', label='GSL')
+
+    # Wykres wyników Metody Prostokątów
+    plt.plot(epsrel_values, results["Rectangular"], marker='x', color='r', label='Rectangular')
+
+    # Konfiguracja wykresu
+    plt.xscale("log")
+    plt.xlabel("epsrel (Dokładność)")
+    plt.ylabel("Wynik całki")
+    plt.title(f"Wyniki dla {func_name}")
+    plt.legend()
+    plt.grid(True, which="both", linestyle="--", linewidth=0.5)
+
+    # Wyświetlanie wykresu
+    plt.show()

java-advance/rent-car-maven/pom.xml

@@ -21,6 +21,13 @@
             <artifactId>commons-codec</artifactId>
             <version>1.17.1</version>
         </dependency>
+        <!-- https://mvnrepository.com/artifact/org.projectlombok/lombok -->
+<dependency>
+    <groupId>org.projectlombok</groupId>
+    <artifactId>lombok</artifactId>
+    <version>1.18.34</version>
+    <scope>provided</scope>
+</dependency>
     </dependencies>
 
 </project>

java-advance/rent-car-maven/src/main/java/pl/edu/wszib/car/rent/App.java

@@ -1,7 +1,6 @@
 package pl.edu.wszib.car.rent;
 
-import pl.edu.wszib.car.rent.core.Core;
-import pl.edu.wszib.car.rent.db.CarRepository;
+import pl.edu.wszib.car.rent.core.impl.Core;
 
 public class App {
     public static void main(String[] args) {

java-advance/rent-car-maven/src/main/java/pl/edu/wszib/car/rent/authentication/IAuthenticator.java

@@ -3,10 +3,5 @@
 import pl.edu.wszib.car.rent.model.User;
 
 public interface IAuthenticator {
-
     boolean authenticate(User user);
-
-    static IAuthenticator getInstance() {
-        return null;
-    }
 }

java-advance/rent-car-maven/src/main/java/pl/edu/wszib/car/rent/authentication/impl/Authenticator.java

@@ -0,0 +1,27 @@
+package pl.edu.wszib.car.rent.authentication.impl;
+
+import org.apache.commons.codec.digest.DigestUtils;
+import pl.edu.wszib.car.rent.authentication.IAuthenticator;
+import pl.edu.wszib.car.rent.db.impl.UserRepository;
+import pl.edu.wszib.car.rent.model.User;
+
+public class Authenticator implements IAuthenticator {
+    private static Authenticator instance = new Authenticator();
+    private UserRepository userRepository = UserRepository.getInstance();
+    private String seed = "sy2eL273fTUxQoH3Zlm7wM4ZzK3bR4Gh";
+
+    private Authenticator() {
+    }
+
+    @Override
+    public boolean authenticate(User user) {
+        User userFromDb = this.userRepository.getUser(user.getLogin());
+        return userFromDb != null &&
+                userFromDb.getPassword()
+                        .equals(DigestUtils.md5Hex(user.getPassword()+seed));
+    }
+
+    public static Authenticator getInstance() {
+        return instance;
+    }
+}

java-advance/rent-car-maven/src/main/java/pl/edu/wszib/car/rent/core/Core.java → java-advance/rent-car-maven/src/main/java/pl/edu/wszib/car/rent/core/impl/Core.java

@@ -1,23 +1,30 @@
-package pl.edu.wszib.car.rent.core;
+package pl.edu.wszib.car.rent.core.impl;
 
-import pl.edu.wszib.car.rent.db.CarRepository;
+import pl.edu.wszib.car.rent.authentication.impl.Authenticator;
+import pl.edu.wszib.car.rent.authentication.IAuthenticator;
+import pl.edu.wszib.car.rent.core.ICore;
 import pl.edu.wszib.car.rent.db.ICarRepository;
+import pl.edu.wszib.car.rent.db.impl.CarRepository;
+import pl.edu.wszib.car.rent.gui.impl.GUI;
 import pl.edu.wszib.car.rent.gui.IGUI;
-import pl.edu.wszib.car.rent.gui.GUI;
-import pl.edu.wszib.car.rent.authentication.Authenticator;
 
 public class Core implements ICore {
     private ICarRepository carRepository = CarRepository.getInstance();
     private IGUI gui = GUI.getInstance();
-    private Authenticator authenticator = Authenticator.getInstance();
+    private IAuthenticator authenticator = Authenticator.getInstance();
     private static final Core instance = new Core();
 
     private Core() {
     }
 
+    @Override
     public void run() {
-
-        boolean running = this.authenticator.authenticate(this.gui.askForCredentials());
+        boolean running = false;
+        int trys = 0;
+        while(!running && trys < 3) {
+            running = this.authenticator.authenticate(this.gui.aksForCredentials());
+            trys++;
+        }
         while (running) {
             switch (this.gui.showMenuAndReadChoice()) {
                 case "1":