ZCW-SumOfInput-BlueJ/Main.java

/**
 * Created by iyasuwatts on 10/17/17.
 */
import java.util.Scanner;
public class Main {
    int a;
    int b;
    
    public static void main(String[] args){
        Scanner num = new Scanner(System.in);
        System.out.println("Enter Number");
        int a = num.nextInt();
        int sum = 0;
        int b=0;
        while(b<=a){
            sum +=b;
            b++;
            
        }
        System.out.println(sum);
}
}