import java.util.Scanner;

public class arraychecknumber
{
	public static void main(String[] args)
	{
		int[] previous = new int[4];
		Scanner scan = new Scanner(System.in);
		//boolean check = false;

		for (int i = 0; i < 5; i++) {//outer loop, looping 5 times to get 5 numbers from the user
			int num;

				System.out.println("Enter a number between 10 and 100:");
				num = scan.nextInt();

			int k;
			 	for (k = 0; k < i; k++) {// checking previous entries
			 		if (num == previous[k]) {
			 			System.out.println("Entered a duplicate number ");
			 			break;}
			 	}

			if (k == i)
				System.out.println("The number you entered: " + num);

			if (i < 4)
				previous[i]=num;
			}
	}
}