Java activities

Java/Activities/Activity1.java

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+package Examples;
+
+public class Activity1 {
+
+	public static void main(String[] args) {
+		Car carName = new Car();// TODO Auto-generated method stub
+		carName.make=2014;
+		carName.color="Black";
+		carName.transmission="Manual";
+		carName.displayCharacteristics();
+		carName.accelarate();
+		carName.brake();
+	}
+
+}

Java/Activities/Activity1.py

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+name=input("Enter your name")
+age=int(input("Enter your age"))
+year = str( ( 2024 - age ) + 100 )
+print(name +"will be 100 years old in " +year)

Java/Activities/Activity10.java

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+package Examples;
+
+import java.util.HashSet;
+
+public class Activity10 {
+
+	public static void main(String[] args) {
+		HashSet<String> hs = new HashSet<String>();
+		 hs.add("H");
+	     hs.add("E");
+	     hs.add("L");
+	     hs.add("L");
+	     hs.add("O");
+	     hs.add("!");
+	     System.out.println("Actual HashSet is: " +hs);
+	     System.out.println("Set size is :" +hs.size());
+	     hs.remove("H");
+	     if(hs.remove("S")) {
+	        	System.out.println("S is removed from the Set");
+	        } else {
+	        	System.out.println("S is not present in the Set");
+	        }
+	     if(hs.contains("L")) {
+	     System.out.println("Set has the element given");
+	     }else {
+
+	    	 System.out.println("Given element is not present in Set");
+	     }
+	     System.out.println("Final Updated Set :" +hs);
+
+	}
+
+}

Java/Activities/Activity11.java

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+package Examples;
+
+import java.util.HashMap;
+
+public class Activity11 {
+
+	public static void main(String[] args) {
+		HashMap<Integer,String> map=new HashMap<Integer,String>();
+		map.put(1, "Red");
+        map.put(2, "Green");
+        map.put(3, "Blue");
+        map.put(4, "White");
+        map.put(5, "Black");
+        System.out.println("The Original map: " +map);
+        map.remove(2);
+        System.out.println("After removing Green: " + map);
+
+        if(map.containsValue("Green")) {
+            System.out.println("Green exists in the Map");
+        } else {
+            System.out.println("Green does not exist in the Map");
+        }
+
+
+        System.out.println("Number of sets in the Map : " + map.size());
+    }
+	}
+
+

Java/Activities/Activity12.java

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+package Package1;
+
+interface Addable {
+    int add(int a, int b);
+}
+
+public class Activity12 {
+    public static void main(String[] args) {
+
+        Addable ad1 = (a, b) -> (a + b);
+        System.out.println(ad1.add(10, 20));
+
+
+        Addable ad2 = (int a, int b) -> {
+            return (a + b);
+            };
+        System.out.println(ad2.add(100, 200));
+    }
+}
+
+

Java/Activities/Activity13.java

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+package Package1;
+
+import java.util.*;
+
+public class Activity13 {
+
+    public static void main(String[] args) {
+        Scanner scan = new Scanner(System.in);
+        ArrayList<Integer> list = new ArrayList<Integer>();
+        Random indexGen = new Random();
+
+        System.out.print("Enter integers");
+        System.out.println("(EOF or non-integer to terminate): ");
+
+        while(scan.hasNextInt()) {
+            list.add(scan.nextInt());
+        }
+
+        Integer nums[] = list.toArray(new Integer[0]);
+        int index = indexGen.nextInt(nums.length);
+        System.out.println("Index value generated: " + index);
+        System.out.println("Value in arary at generated index: " + nums[index]);
+
+        scan.close();
+    }
+}

Java/Activities/Activity14.java

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+package Examples;
+
+import java.io.File;
+import java.io.IOException;
+import java.nio.charset.Charset;
+
+import org.apache.commons.io.FileUtils;
+
+public class Activity14 {
+	public static void main(String[] args) throws IOException {
+		try {
+			File inputFile = new File("src/main/resources/newfile.txt");
+			boolean fStatus = inputFile.createNewFile();
+			if (fStatus) {
+				System.out.println("File created successfully!");
+				FileUtils.writeStringToFile(inputFile, "Some text in a file", Charset.defaultCharset());
+			} else {
+				System.out.println("File already exists at this path.");
+			}
+
+			System.out.println("Data in file: " + FileUtils.readFileToString(inputFile, "UTF8"));
+            File destDir = new File("src/main/resources/destDir");
+			FileUtils.copyFileToDirectory(inputFile, destDir);
+
+			File newFile = FileUtils.getFile(destDir, "newfile.txt");
+			String newFileData = FileUtils.readFileToString(newFile, "UTF8");
+			System.out.println("Data in new file: " + newFileData);
+		} catch (IOException errMessage) {
+			System.out.println(errMessage);
+		}
+	}
+    }
+

Java/Activities/Activity2.java

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+package Examples;
+
+public class Activity2 {
+
+	public static void main(String[] args) {
+		int[] aray= {10,77,10,54,-11,10};
+		int actual=0;
+		int expected=30;
+		for(int i=0;i<aray.length;i++)
+		{
+			if(aray[i]==10)
+			{
+				actual+=aray[i];
+			}
+		}
+		if(actual==expected)
+		{
+			System.out.println("The actual and expected are:" +actual);
+		}
+		else
+		{
+			System.out.println("The actual Num is " +actual +" and is not equal to " +expected);
+		}
+
+
+	}
+
+}

Java/Activities/Activity2.py

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+num = int(input("Enter a number: "))
+result = num % 2
+if result ==0:
+    print("Even Number")
+else:
+    print("Odd Number")

Java/Activities/Activity3.java

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+package Examples;
+
+public class Activity3 {
+
+	public static void main(String[] args) {
+		double seconds = 1000000000;
+
+		double EarthSeconds = 31557600;
+		double MercurySeconds = 0.2408467;
+		double VenusSeconds = 0.61519726;
+		double MarsSeconds = 1.8808158;
+		double JupiterSeconds = 11.862615;
+		double SaturnSeconds = 29.447498;
+		double UranusSeconds = 84.016846;
+		double NeptuneSeconds = 164.79132;// TODO Auto-generated method stub
+
+		System.out.println("Age on Earth :" +seconds/EarthSeconds);
+		System.out.println("Age on Mercury :" +seconds/EarthSeconds/MercurySeconds);
+		System.out.println("Age on Venus :" +seconds/EarthSeconds/VenusSeconds);
+		System.out.println("Age on Mars :" +seconds/EarthSeconds/MarsSeconds);
+		System.out.println("Age on Jupiter :" +seconds/EarthSeconds/JupiterSeconds);
+		System.out.println("Age on Saturn :" +seconds/EarthSeconds/SaturnSeconds);
+		System.out.println("Age on Uranus :" +seconds/EarthSeconds/UranusSeconds);
+		System.out.println("Age on Neptune :" +seconds/EarthSeconds/NeptuneSeconds);	
+
+
+	}
+}

Java/Activities/Activity3.py

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+X=input("Enter your input :")
+Y=input("Enter your input :")
+if X == Y:
+    print("It's a tie!")
+elif X == 'rock':
+    if Y == 'scissors':
+        print("Rock wins!")
+    else:
+        print("Paper wins!")
+elif X == 'scissors':
+    if Y == 'paper':
+        print("Scissors win!")
+    else:
+        print("Rock wins!")
+elif X == 'paper':
+    if Y == 'rock':
+        print("Paper wins!")
+    else:
+        print("Scissors win!")
+else:
+    print("Please provide a valid input.")

Java/Activities/Activity4.java

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+package Examples;
+
+import java.util.Arrays;
+
+public class Activity4 {
+
+	public static void main(String[] args) {
+		int[] A={10,34,6,8,2,9,3,2,19,22,4};
+		sortmethod(A);
+		System.out.println(Arrays.toString(A));
+	}
+		public static void sortmethod(int array[])
+		{
+			for (int i=0;i<array.length;i++)
+			{
+				int x= array[i];
+				int y=i-1;
+				while(y>=0 && x<array[y])
+				{
+					array[y+1]=array[y];
+					--y;// TODO Auto-generated method stub
+				}
+				array[y+1]=x;
+			}
+		}
+
+	}
+
+

Java/Activities/Activity4.py

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+X=input("Enter your input :")
+Y=input("Enter your input :")
+while True:
+
+
+    if X == Y:
+        print("It's a tie!")
+    elif X == 'rock':
+        if Y == 'scissors':
+            print("Rock wins!")
+        else:
+            print("Paper wins!")
+    elif X == 'scissors':
+        if Y == 'paper':
+            print("Scissors win!")
+        else:
+            print("Rock wins!")
+    elif X == 'paper':
+        if Y == 'rock':
+            print("Paper wins!")
+        else:
+            print("Scissors win!")
+    else:
+        print("Please provide a valid input.")
+
+    repeat = input("Do you want to play another round? Yes/No: ").lower()
+
+    if(repeat == "yes"):
+        continue
+    elif(repeat == "no"):
+        raise SystemExit
+    else:
+        print("Invalid option entered. Exiting now.")
+        raise SystemExit

Java/Activities/Activity5.java

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+package Examples;
+
+abstract class BookNovel {
+	String title;
+
+	abstract void setTitle(String title);
+
+	String getTitle() {
+		return title;
+	}
+}
+
+class MyNovel extends BookNovel {
+
+	public void setTitle(String title) {
+		this.title = title;
+	}
+}
+
+public class Activity5 {
+	public static void main(String[] args) {
+
+		String title = "Hover Car Racer";
+		BookNovel newNovel = new MyNovel();
+
+		newNovel.setTitle(title);
+		System.out.println("The title is: " + newNovel.getTitle());
+	}
+}
+
+