EFScale.java

package week4;

import java.util.Scanner;

public class EFScale {
	
	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		System.out.print("Enter 3 second wind speed: ");
		int windSpeed = scan.nextInt();
		scan.close();
		int ef = 0;
		
		if (windSpeed < 65) {
			System.out.println("Enter valid number");
			System.exit(0);
		}
		
		if (windSpeed < 110) {
			ef = 1;
		} else if (windSpeed < 135) {
			ef = 2;
		} else if (windSpeed < 165) {
			ef = 3;
		} else if (windSpeed < 200) {
			ef = 4;
		} else {
			ef = 5;
		}
		
		System.out.println("The EF rating is " + ef);
		
	}

}