Tuenti Contest 11 (Pablo Moreno)

/*
    Author: Pablo Moreno Olalla
    Email address: darthbrevu@yahoo.es
*/
#include <cstdio>
#include <string>
#include <sstream>
#include <iostream>

using namespace std;

string ns="No stops";

int main(int argc,char **argv)  {
    //The first two lines are not strictly necessary, but make the code a little more handy.
    if (argc>=2) freopen(argv[1],"r",stdin);
    if (argc>=3) freopen(argv[2],"w",stdout);
    string tmp;
    unsigned int N,capacity,total,gs;
    unsigned int prev,next;
    unsigned int until;
    getline(cin,tmp);
    if (sscanf(tmp.c_str(),"%u",&N)!=1) return -1;
    for (size_t i=0;i<N;++i)    {
        bool ws=false;
        int current;
        getline(cin,tmp);
        if (sscanf(tmp.c_str(),"%u",&capacity)!=1) return -1;
        getline(cin,tmp);
        if (sscanf(tmp.c_str(),"%u",&total)!=1) return -1;
        getline(cin,tmp);
        if (sscanf(tmp.c_str(),"%u",&gs)!=1) return -1;
        getline(cin,tmp);
        if (gs>1)   {   //Always, probably. But let's ensure it ;).
            istringstream iss(tmp);
            iss>>prev;
            until=capacity;
            for (size_t j=1;j<gs;++j)   {
                iss>>next;
                if (iss.fail()) return -1;
                if (next>until) {
                    if (ws) cout<<' ';
                    cout<<prev;
                    ws=true;
                    until=capacity+prev;
                }
                prev=next;
            }
            if (until<total)    {
                if (ws) cout<<' ';
                cout<<next;
                ws=true;
            }
            if (!ws) cout<<ns;
            cout<<endl;
        }
    }
    return 0;
}