UVA 10935 - Throwing cards away I

#include<iostream>
#include<queue>
using namespace std;
queue<int> q;
int main()
{
int n,i;
while( cin>>n,n)
{
if(n==1)
{
cout<<"Discarded cards:\nRemaining card: 1\n";
continue;
}
for(i=0;i<n;i++)
q.push(i+1);
int ans[51],count=0;
while(!q.empty())
{
ans[count++]=q.front();
q.pop();
if(q.empty()) break;
q.push(q.front());
q.pop();
}
cout<<"Discarded cards: ";
for(i=0;i<count-2;i++)
cout<<ans[i]<<", ";
cout<<ans[i++]<<endl;
cout<<"Remaining card: "<<ans[i]<<endl;
}
return 0;
}