Notes

1.0 HelloName

package Week_2;
import java.util.Scanner;
public class HelloName
{

public static void main(String[] args)
{
Scanner sc = new Scanner(System.in);
System.out.print("Input your name: ");
String name = sc.nextLine();
System.out.println("Hello " + name);

}
}

2.0 FloatCalc


package Week_2;
import java.util.Scanner;

public class FloatCalc {
public static void main(String[] args){
Scanner sc = new Scanner(System.in);
System.out.println("Enter 1st number");
float num1 = sc.nextFloat();
System.out.println("Enter 2nd number");
float num2 = sc.nextFloat();
float sum = num1+num2;
System.out.println("Their sum is "+ sum);
float diff = num1-num2;
System.out.println("Their difference is "+diff);
float prod = num1* num2;
System.out.println("Their product is "+prod);

}



}



3.0 MileKilo


package Week_2;
import java.util.Scanner;
public class MileKilo {

public static void main(String[] args)
{

Scanner sc = new Scanner(System.in);
System.out.print("Enter miles ");
double miles = sc.nextDouble();
double kilo = miles*1.60935;
System.out.print("The number of kilometer of the given mile is "+ kilo);

}
}




4.0 NameInitials


package Week_2;
import java.util.Scanner;
public class NameInitials {
public static void main(String[] args){
Scanner sc = new Scanner(System.in);
System.out.println("Enter First name");
String fname = sc.next();
System.out.println("Enter last name");
String lname = sc.next();
char firstinitial= fname.charAt(0);
char lastinitial=lname.charAt(0);
System.out.println(fname+lname);
System.out.println(firstinitial+""+lastinitial);
}

}



5.0 TestScore


package Week_2;
import java.util.Scanner;

public class TestScore {
public static void main(String [] args){
Scanner sc = new Scanner(System.in);
System.out.println("Enter first test score : ");
int test1 = sc.nextInt();
System.out.println("Enter second test score : ");
int test2 = sc.nextInt();
System.out.println("Enter third test score : ");
int test3 = sc.nextInt();
System.out.println("The score of 1st test is : "+test1);
System.out.println("The score of 2nd test is : "+test2);
System.out.println("The score of 3rd test is : "+test3);
int avg = (test1+test2+test3)/3;
System.out.println("The Average score of the test is : "+test3);

}

}

6.0 Program


package Week_2;

import java.util.Scanner;

public class Program {
public static void main(String []args){
Scanner sc = new Scanner(System.in);
System.out.println(" Enter numbers 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);
}


}