Bubble Sort - INT Array

#include <iostream>

using namespace std;
int v[400], val, x, n;
int main()
{
    int ok,i,aux;
    cout<<"n: "; cin>>n;
    for(int i=1; i<=n; i++) cin>>v[i];
    do
    {
        ok=1;
        for(i=1; i<=n-1; i++)
            if(v[i]>v[i+1])
            {
                ok=0;
                aux=v[i];
                v[i]=v[i+1];
                v[i+1]=aux;
            }
    }
    while(ok!=1);
    for(int i=1; i<=n; i++) cout<<v[i]<<" ";
    return 0;
}