Input and output statements

2. Java Program
class UserClassName
{
public static void main(String args[]){
// Your code here
}
}

5. Printing “Hello World”
class Main{
public static void main(String args[]){
// Your code here
}
}

7. Printing “Hello World”
class Main{
public static void main(String args[]){
System.out.println("Hello World");
//or//
System.out.printf("Hello World");
}
}

9. Getting User Input - Integer
class Main{
public static void main(String args[]){
Scanner in = new Scanner(System.in);
int a = in.nextInt();
System.out.println(a);
//or//
System.out.printf(“%d”,a);
}
}
Input:
10
Output:
Error

10. Format specifiers references

11. Format specifiers references

12. Getting User Input - Integer
import java.util.Scanner;
class Main{
public static void main(String args[]){
Scanner sobj = new Scanner(System.in);
int a = sobj.nextInt();
System.out.println(a);
}
}

13. Getting User Input - Float
import java.util.Scanner;
class Main{
public static void main(String args[]){
Scanner in = new Scanner(System.in);
float a = in.nextFloat();
System.out.println(a);
}
}

14. Getting User Input - Double
import java.util.Scanner;
class Main{
public static void main(String args[]){
Scanner in = new Scanner(System.in);
double a = in.nextDouble();
System.out.println(a);
}
}

15. Getting User Input - String
import java.util.Scanner;
class Main{
public static void main(String args[]){
Scanner in = new Scanner(System.in);
String a = in.next();
String a=in.nexLine()
System.out.println(a);
}
}
Input:
hello
Output:
hello
Hello World
Hello

16. Getting User Input - Character
import java.util.Scanner;
class Main{
public static void main(String args[]){
Scanner in = new Scanner(System.in);
char a = in.nextChar();
System.out.println(a);
}
}
Input:
a
Output:
Error

17. Getting User Input - Character
import java.util.Scanner;
class Main{
public static void main(String args[]){
Scanner in = new Scanner(System.in);
char ch = in.next().charAt(0);
System.out.println(ch);
}
}

18. Print the output
class Main
{
public static void main(String args[])
{
}
}
Input :
10
Expected Output:
Hexa decimal equivalent is A

19. Print the output
//Code//
Input :
A
Expected Output:
Ascii Value is 65

20. THANK YOU