Question

WRITE A PROGRAM IN JAVA TO ENTER ANY NUMBER AND PRINT NUMBER IS POSITIVE:-​

Answer 1

Answer:

import java.util.Scanner;

class Num{

public static void main (String ar[]){

Scanner sc=new Scanner(System.in);

System.out.println("Enter a number");

int n=sc.nextInt();

System.out.println(n>=0?"Positive":"Negative");

//Zero is taken as a positive number.

}

}

Explanation:

• The above program creates an object of Scanner class which is included using import statement
• It then go on to accept an input from the user.
• Then, it checks if the number is positive (greater than or equal to zero) yes? it displays "Positive" otherwise "Negative".

Extra:-

• Ternary operator is also known as Conditional Assignment Statement.
• Syntax:

variable= (Condition)? statement_1: statement_2;

Answer 2

Explanation:

1. import java.util.Scanner;
2. public class Postive_Negative.
3. {
4. public static void main(String[] args)
5. {
6. int n;
7. Scanner s = new Scanner(System. in);
8. System. out. print("Enter the number you want to check:");