Notes

package week2;
import java.util.Scanner;
public class User_Name {
public static void main(String[]args) {
Scanner scan = new Scanner(System.in);
System.out.println("Enter your name: ");
String name = scan.nextLine();
System.out.println("Hello " +name);


}

}
package week2;
import java.util.Scanner;

public class Addition {
public static void main(String[]args) {
Scanner sc =new Scanner(System.in);
System.out.println("Enter the first number:");
float x= sc.nextFloat();
System.out.println("Enter the second number:");
float y= sc.nextFloat();
float sum = x+y;
System.out.println("Their sum is:" +sum);
float sub = x-y;
System.out.println("Their difference is:" +sub);
float product = x*y;
System.out.println("Their product is:" +product);
}
}
package week2;
import java.util.Scanner;

public class Conversion {
public static void main(String[]args) {
Scanner sc = new Scanner(System.in);
System.out.println("Enter the distance in miles:");
double num= sc.nextDouble();
Double convert=num*1.60935;
System.out.println("The distance in kilometers is: "+convert);

}

}
package week2;
import java.util.Scanner;

public class Conversion {
public static void main(String[]args) {
Scanner sc = new Scanner(System.in);
System.out.println("Enter the distance in miles:");
double num= sc.nextDouble();
Double convert=num*1.60935;
System.out.println("The distance in kilometers is: "+convert);

}

}
package week2;
import java.util.Scanner;

public class TestScore {
public static void main(String[]args) {
Scanner sc = new Scanner(System.in);
System.out.println("Enter Test score #1:");
double num = sc.nextDouble();
System.out.println("Enter Test score #2:");
double num1 = sc.nextDouble();
System.out.println("Enter Test score #3:");
double num2 = sc.nextDouble();
double average;
average=(num+num1+num2)/3;
System.out.println("Test average:"+average);

}
}
package week2;

import java.util.Scanner;

public class Program {

public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
System.out.println("enter number from 100 to 999: ");
int num = sc.nextInt();
/* int pro=1;
while(num>0) {
int rem =num%10;
pro=pro*rem;
num=num/10;
}
System.out.println("Product is: " +pro);
*/
int fdig= num%10;
int rdig =num/10;
int sdig = rdig%10;
rdig=rdig/10;
int tdig=rdig%10;
System.out.println("Product is: " +(fdig*sdig*tdig));




}

}