sortare alfabetica

#include <iostream>
#include <string.h>

using namespace std;

int main()
{
    int n;
    char *aux;
    cout<<"Cate nume se citesc?"; cin>>n;
    char cuv[n][20];
    for (int i=0; i<n; i++)
        cin>>cuv[i];
    int ok;
    do{
        ok=0;
        for (int i=0; i<n-1; i++){
            if (strcmp(cuv[i], cuv[i+1])<0){
                strcpy(aux,cuv[i]);
                strcpy(cuv[i],cuv[i+1]);
                strcpy(cuv[i+1],aux);
                ok=1;
            }
        }
    }while(ok);

    cout<<endl<<endl;
    for (int i=n; i>=0; i++){
        cout<<cuv[i]<<" ";
    cout<<endl;
    }
    return 0;
}