#include <bits/stdc++.h>

using namespace std;
ifstream fin("roata.in");
ofstream fout("roata.out");
long long n,p,v[100001],nrpas,moment,last;
long long suma;
set< pair< int,pair< int,int > > >roata;
int main()
{
    fin>>n>>p;
    for(int i=1;i<=p;i++)
    {
        fin>>v[i];
        suma+=v[i];
    }
    fout<<suma<<'\n';
    for(int i=1;i<=min(n,p);i++)
        roata.insert(make_pair(v[i],make_pair(i,i)));
    int nrpas=min(n,p)+1;
    moment=0;
    while(!roata.empty())
    {
        auto it=roata.begin();
        int cabina=(*it).second.first;
        int pasager=(*it).second.second;
        moment=(*it).first;
        fout<<pasager<<" ";
        if(nrpas<=p)
        {
            roata.insert(make_pair(v[nrpas]+moment,make_pair(cabina,nrpas)));
            nrpas++;
        }
        roata.erase(it);
        last=cabina;
    }
    fout<<'\n'<<last;
    return 0;
}