Friday 14 December 2012

Mean of n numbers using Scanner class

import java.util.Scanner;



public class apples {


    public static void main(String args[]) {

        Scanner input = new Scanner(System.in);

        System.out.println("How many values you want to use: ");

        //get number

         int n = input.nextInt();

        //create array with size n

         int[] array = new int[n];

        //get the input numbers using for loop

        for (int m = 0; m < n; m++) {

            System.out.print("Value nr  " + m + " : ");

            array[m] = input.nextInt();

        }

        System.out.println("Mean is: " + getMean(array));

    }

    public static double getMean(int[] n){

        double sum = 0;

        for (int m = 0; m < n.length; m++) {

        sum+=n[m];

        }

        return ((double)sum) / n.length;



    }

}

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