RPG NAMES GENERATOR

#include <iostream>
#include <cstdlib>
#include <ctime>
using namespace std;
int main()
{
    srand(time(NULL));
    string a[5];
    string b[5];
    string c[5];
    string name;
    string q=" ";
    //fill values
    a[0]="Vi";
    a[1]="Lee";
    a[2]="Na";
    a[3]="Zaxe";
    a[4]="Vu";
    b[0]="nte";
    b[1]="kan";
    b[2]="qte";
    b[3]="rda";
    b[4]="ndu";
    c[0]="tr";
    c[1]="nd";
    c[2]="lid";
    c[3]="lun";
    c[4]="walt";
    //end of filling vals.
    for(;;)
    {
        cout << "Your RPG name is: " << endl;
        name=a[(rand()%5)]+b[(rand()%5)]+c[(rand()%5)];
        cout << name << endl;
        cout << "What you want to do? Write 'a' to generate other name, write anything else to close the program." << endl;
        cin >> q;
        if(q=="a")
        {
            system("cls");
        }
        else
        {
            break;
        }
    }
    return 0;
}