Enter 20 integer values in the range 1 to 200. find how many of these values fall in range 1-50, 51-100, 101-150 and 151-200.

package rangecounter;

import java.util.Scanner;
public class RangeCounter {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
               Scanner input = new Scanner(System.in);
        int count1 = 0, count2 = 0, count3 = 0, count4 = 0;

        for (int i = 1; i <= 20; i++) {
            System.out.print("Enter number " + i + ": ");
            int num = input.nextInt();

            if (num >= 1 && num <= 50) {
                count1++;
            } else if (num >= 51 && num <= 100) {
                count2++;
            } else if (num >= 101 && num <= 150) {
                count3++;
            } else if (num >= 151 && num <= 200) {
                count4++;
            }
        }

        System.out.println("Number of values in range 1-50: " + count1);
        System.out.println("Number of values in range 51-100: " + count2);
        System.out.println("Number of values in range 101-150: " + count3);
        System.out.println("Number of values in range 151-200: " + count4);
    }
}