1.1 Input and Output statement.java

/*
Write a program to take the 2 inputs of integer type from the user. Display the values separated by symbol ‘-’ if the values are positive otherwise display the message “Invalid Input”.

Input Format

Your program should take at least 2 inputs of integer type.

Constraints

Input should be positive integers

Output Format

Output should be the input values separated by ‘-‘ or “Invalid Input” message if any input is negative.

Sample Input 0

10
2
Sample Output 0

10-2
Sample Input 1

20
-10
Sample Output 1

Invalid Input
*/

import java.io.*;
import java.util.*;

public class Solution {

    public static void main(String[] args) {
        /* Enter your code here. Read input from STDIN. Print output to STDOUT. Your class should be named Solution. */
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt();
        int b = sc.nextInt();
        if(a>0 && b>0)
        {
            System.out.print(a+"-"+b);
        }
        else
        {
            System.out.print("Invalid Input");
        }
    }
}