#include <iostream>
#include <iomanip>
#include <ctime>
 
using namespace std;
 
int main()
{
    srand(time(NULL));
 
    const int SIZE=10;
 
    int randArray[SIZE];
 
    int random;
    int table[SIZE];
 
    for (int i = 0; i < SIZE; ++i)
    {
        for(bool exists;; )
        {
            exists = false;
            random = rand();
            for(int j = 0; j<i; j++)
            {
                if (table[j] == random)
                {
                    exists = true;
                    break;
                }
            }
            if (!exists) break;
        }
        cout << (randArray[i]=random) << endl;
    }
}
 

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