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Author: SubhangiSati

BookRecord.java

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+package oopslab4;
+class Book //class
+{
+    String name;
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public int getBookId() {
+        return bookId;
+    }
+
+    public void setBookId(int bookId) {
+        this.bookId = bookId;
+    }
+
+    public String getAuthorName() {
+        return authorName;
+    }
+
+    public void setAuthorName(String authorName) {
+        this.authorName = authorName;
+    }
+
+    public String getSession() {
+        return session;
+    }
+
+    public void setSession(String session) {
+        this.session = session;
+    }
+
+    int bookId;
+    String authorName;
+    String session;
+    
+    
+    Book(String name, int bookId, String authorName, String session) //constructor having 4 parameter
+    {
+        this.name = name;
+        this.bookId = bookId;
+        this.authorName = authorName;
+        this.session = session;        
+    }
+    
+    Book(String name, String authorName, String session)//constructor having 3 parameter
+    {
+        this.name = name;
+        this.authorName = authorName;
+        this.session = session;        
+    }
+}
+
+public class BookRecord //main class
+{
+    private void detailsOfBook(Book book) //private method
+    {
+        System.out.println("Name of Book= "+ book.getName());
+        System.out.println("Id of Book= "+ book.getBookId());
+        System.out.println("Auther Name of Book= "+ book.getAuthorName());
+        System.out.println("Session of Book= "+ book.getSession());
+    }
+    
+    public static void main (String arg[]) //main block
+    {
+       // Creating object and providing some values by using parameterized constructor
+        Book bookOne = new Book("OBJECT ORIENTED PROGRAMMING", 1001, "O.K", "2022");
+        Book bookTwo = new Book("APPLIED STATICS", 1003, "K.G", "2016");
+        
+        Book bookThree = new Book("INTRO TO AI", "Q.U", "2019");
+        
+        BookRecord bookRecord = new BookRecord();
+        bookRecord.detailsOfBook(bookOne);
+        bookRecord.detailsOfBook(bookTwo);
+        bookRecord.detailsOfBook(bookThree);
+    }    
+}

Combinations.java

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+package oopslab4;
+
+import java.util.Scanner;
+public class Combinations {
+    public static void main(String[] args){
+        System.out.println("THE DIGITS MUST LIE FROM 0-9");  
+        Scanner sc=new Scanner(System.in);
+        System.out.println("ENTER FIRST DIGIT- ");  
+        int x= sc.nextInt(); 
+        System.out.println("ENTER SECOND DIGIT- ");  
+        int y= sc.nextInt(); 
+        System.out.println("ENTER THIRD DIGIT- ");  
+        int z= sc.nextInt(); 
+        int lst[]={x,y,z};
+        for(int i = 0; i < 3; i++) {
+            for(int j = 0; j < 3; j++) {
+                for(int k = 0; k < 3; k++) {
+                    if(i!=j&j!=k&k!=i)
+                        System.out.println("POSSIBLE COMBINATION: "+lst[i]+lst[j]+lst[k]);
+                }
+            }
+        }
+    }
+}

Months.java

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+package oopslab4;
+import java.util.Scanner;
+public class Months {
+    public static void main(String[] args){
+        Scanner sc=new Scanner(System.in);
+        System.out.println("ENTER THE NUMBER YOU WANT MONTH FOR- ");  
+        int x= sc.nextInt();  
+        if(x==1)
+            System.out.println("JANUARY");
+        else if(x==2)
+            System.out.println("FEBRUARY");
+        else if(x==3)
+            System.out.println("MARCH");
+        else if(x==4)
+            System.out.println("APRIL");
+        else if(x==5)
+            System.out.println("MAY");
+        else if(x==6)
+            System.out.println("JUNE");
+        else if(x==7)
+            System.out.println("JULY");
+        else if(x==8)
+            System.out.println("AUGUST");
+        else if(x==9)
+            System.out.println("SEPTEMBER");
+        else if(x==10)
+            System.out.println("OCTOBER");
+        else if(x==11)
+            System.out.println("NOVEMBER");
+        else if(x==12)
+            System.out.println("DECEMBER");
+        else 
+            System.out.println("INVALID INPUT");
+    }
+    
+}

Sqsum.java

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+package oopslab4;
+//QUESTION 2
+import java.util.Scanner;
+public class Sqsum {
+    public static void main(String[] args){
+        int sum = 0;
+        Scanner sc = new Scanner(System.in);
+        int a[] = new int[10];
+        System.out.println("ENTER ALL ELEMENT: ");
+        for(int i = 0; i <10; i++)
+        {
+            a[i] = sc.nextInt();
+            a[i]=a[i]*a[i];
+            sum = sum + a[i];
+            System.out.println("SQUARE OF NUMBERS: "+a[i]);
+
+        }
+        System.out.println("SUM: "+sum);
+    }
+    
+}

Sum.java

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+package oopslab4; 
+public class Sum {
+	public static void main(String args[]) {
+		int sum=0;
+		for(int i=40;i<=250;i++) {
+			if(i%5==0) 
+				sum=sum+i;	
+		}
+		System.out.println("THE SUM OF NUMBERS FROM 40 TO 250 SIVISUBLE BY 5 IS= "+sum);
+		}
+}