#include <iostream>
using namespace std;
int main()
{
	int a[10] = {3,1,2,1,2,3,1,1,1,0}, i, j, k = 10;
	for (i = 0; i < k; i++)
		cout << a[i] << " ";
	cout << endl;
	for (i = 0; i < k; i++)
		for (j = i + 1; j < k-1; j++)
			if (a[i] == a[j])
			{
				for (j; j < k; j++)
				{
					a[j] = a[j + 1];
				}
				k--; i--;
			}
	for (i = 0; i < k; i++)
		cout << a[i] << ' ';
}