In this program, you will learn to check whether the number entered by the user is even or odd. This will be done using the … if statement and the ternary operator in Java.
Example 1: Check Even or Odd number in Java Program
import java.util.Scanner; class CheckEvenOdd { public static void main(String args[]) { int num; System.out.println("Enter an Integer number:"); //The input provided by user is stored in num Scanner input = new Scanner(System.in); num = input.nextInt(); /* If number is divisible by 2 then it's an even number * else odd number*/ if ( num % 2 == 0 ) System.out.println("Entered number is even"); else System.out.println("Entered number is odd"); } }
Output 1:
Enter an Integer number: 78 Entered number is even
Output 2:
Enter an Integer number: 77 Entered number is odd
Example 2: Check whether a number is even or odd using if…else statement
import java.util.Scanner;
public class EvenOdd {
public static void main(String[] args) {
Scanner reader = new Scanner(System.in);
System.out.print("Enter a number: ");
int num = reader.nextInt();
if(num % 2 == 0)
System.out.println(num + " is even");
else
System.out.println(num + " is odd");
}
}
Output
Enter a number: 12 12 is even
Example 3: Check whether a number is even or odd using ternary operator
import java.util.Scanner;
public class EvenOdd {
public static void main(String[] args) {
Scanner reader = new Scanner(System.in);
System.out.print("Enter a number: ");
int num = reader.nextInt();
String evenOdd = (num % 2 == 0) ? "even" : "odd";
System.out.println(num + " is " + evenOdd);
}
}
Output
Enter a number: 13 13 is odd