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 */
package histogram;

import java.util.Arrays;
import java.util.Scanner;
import java.util.Random;

/**
 *
 * @author Conner
 */
public class Histogram {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        System.out.println("Please enter the amount of number that you would"
                + " like to be placed in the histogram.");
        int no = scan.nextInt();
        int nomArry[] = getArray(no);
        System.out.println(Arrays.toString(nomArry));
        printHistogram(nomArry);
    }

    public static int[] getArray(int no) {
        Random rand = new Random();
        int[] a = new int[no];

        for (int i = 0; i < no; i++) {
            int random = rand.nextInt(100) + 1;
            a[i] = random;
        }
        return a;
    }

    public static void printHistogram(int array[]) {
        int min = 1;
        int max = 10;
        String str;
        int numbers[] = {0, 10, 20, 30, 40, 50, 60, 70, 80, 90, 100};
        int stars[] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
        int length = array.length;
        int starLength = stars.length;
        for (int i = 0; i != length; i++) {
            for (int j = 0; j != starLength; j++) {
                if (array[i] > numbers[j] && array[i] <= numbers[j + 1]) {
                    stars[j] += 1;
                }
            }

        }
        int i = 0;
        while (min != 101 && max != 110) {
            str = (min + "-" + max + " ");
            System.out.print(str);
            for (int j = 1; j <= stars[i]; j++) {
                System.out.print("*");
            }
            min += 10;
            max += 10;
            i++;
            System.out.println();

        }

    }

}