#include <iostream>
#include <iomanip>


const int maxx = 25;

int main()
{
    int a[maxx];
    int n = 5; 

    for (int i = 0; i < n ;++i)
    {
        cout <<"Nhap a[" << i <<"]: "; 
        cin >>a[i];
    }
        cout <<  "Day duoc tao:\n" ;
    ///////////////////////////////
    
    for (int i = 0; i < n; ++i) 
    {
        cout << setw(5) << a[i];
        cout << endl;
    }
    //////////////////////////////
    int b[maxx];
    int m = 0;
    int j;
    
    for (int i = 0; i < n; ++i)
    {
        j = 0;
        cout << " BEGIN m= " << m << endl;
        
        while ( (j < m) && (b[j] != a[i]) ) 
                ++j;
        
        cout << "j-----> " << j << endl;
            
            if (j >= m)
            {
               b[m] = a[i];
               ++m;
            }
    
        cout << "Gia tri cua m luc na`y la`: " << m << endl;
    }  
      
    cout <<"Day sau khi xoa cac phan tu trung:\n";
    for (int i = 0; i < m; ++i) 
        cout << setw(5) << b[i];
        cout << endl;


int x;
cin >> x;    
}