[HackerRank] New Year Chaos

void minimumBribes(vector<int> q) 
{
    int p1=1,p2=2,p3=3;
    int total=0;
    
    for(int i=0;i<q.size();i++)
    {
        int v=q[i];
        
        if(v==p1)
        {
            p1=p2;
            p2=p3++;            
        }
        else if(v==p2)
        {
            total++;
            p2=p3++;
        }
        else if(v==p3)
        {
            total+=2;
            p3++;
        }
        else {
        cout<<"Too chaotic"<<endl;
        return;
        }
    }
    cout<<total<<endl;
}