Session 12

Source Code

import java.util.*;

public class Session12 {
    public static void main(String[] args) {
        System.out.println("Session 12");
        // Menu


        // setup Scanner
 

        // switch statement
 

    }
    // example2 method definition
    
    // example3 method definition

    // example4 method definition
    
    // example5 method definition

    // example6 method definition
    
    // example7 method definition
    
    // example8 method definition
    
    // example9 method definition
    
    // example10 method definition
    
    // example11 method definition
    
    // example12 method definition
    

}

S12Problem1.java

import java.util.*;

public class S12Problem1 {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        System.out.println("Problem 1");
        System.out.print("Enter a number (1–7): ");
        int day = in.nextInt();
        in.nextLine();

        if (day == 1)
            System.out.println("Sunday");
        else if (day == 2)
            System.out.println("Monday");
        else if (day == 3)
            System.out.println("Tuesday");
        else if (day == 4)
            System.out.println("Wednesday");
        else if (day == 5)
            System.out.println("Thursday");
        else if (day == 6)
            System.out.println("Friday");
        else if (day == 7)
            System.out.println("Saturday");
        else
            System.out.println("Invalid number!");
    }
}

S12Problem2.java

import java.util.*;

public class S12Problem2 {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        System.out.println("Problem 2");
        System.out.print("Enter first number: ");
        double num1 = in.nextDouble();
        in.nextLine();
        System.out.print("Enter operator (+, -, *, /): ");
        char op = in.next().charAt(0);
        System.out.print("Enter second number: ");
        double num2 = in.nextDouble();
        in.nextLine();

        if (op == '+')
            System.out.println(num1 + num2);
        else if (op == '-')
            System.out.println(num1 - num2);
        else if (op == '*')
            System.out.println(num1 * num2);
        else if (op == '/')
            System.out.println(num1 / num2);
        else
            System.out.println("Invalid operator!");
    }
}

S12Problem3.java

import java.util.*;

public class S12Problem3 {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        System.out.println("Problem 3");


    }
}

S12Problem4.java

import java.util.*;

public class S12Problem4 {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        System.out.println("Problem 4");


    }
}

S12Problem5.java

import java.util.*;

public class S12Problem5 {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        System.out.println("Problem 5");


    }
}

S12Problem6.java

import java.util.*;

public class S12Problem6 {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        System.out.println("Problem 6");


    }
}

S12Problem7.java

import java.util.*;

public class S12Problem7 {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        System.out.println("Problem 7");


    }
}

S12Problem8.java

import java.util.*;

public class S12Problem8 {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        System.out.println("Problem 8");


    }
}

S12Problem9.java

import java.util.*;

public class S12Problem9 {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        System.out.println("Problem 9");


    }
}

S12Problem10.java

import java.util.*;

public class S12Problem10 {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        System.out.println("Problem 10");


    }
}

S12Problem11.java

import java.util.*;

public class S12Problem11 {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        System.out.println("Problem 11");


    }
}

S12Problem12.java

import java.util.*;

public class S12Problem12 {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        System.out.println("Problem 12");


    }
}

S12Problem13.java

import java.util.*;

public class S12Problem13 {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        System.out.println("Problem 13");


    }
}