#include <iostream>
#include <vector>
#include <algorithm>
#include <queue>
#include <cstring>
#include <stack>

using namespace std;

struct Event{
  int time;
  int kind;//0:in,1:out
  int spaceNum;
  int carNum;
  bool operator<(const Event &e)const{
    if(this->time!=e.time)
      return this->time>e.time;
    if(this->kind!=e.kind)
      return this->kind<e.kind;
    return this->spaceNum>e.spaceNum;
  }
  Event(){}
  Event(int time_,int kind_,int spaceNum_,int carNum_){
    time=time_;
    kind=kind_;
    spaceNum=spaceNum_;
    carNum=carNum_;
  }
};
typedef pair<int,int> pii;
int stopTimes[201];
// どこに上か下どちらに止まっているか
pii parKingInfo[201];
// 止まっている車の番号
stack<int> parkingCars[201];
// それぞれの車の出庫予定時刻
int LeftTimes[201];
int N,M;

void InCar(priority_queue<Event> &pq, Event &p,vector<int> &ans,queue<int> &waitCars){
  // 一台も駐車が無い箇所を探索
  int pos=-1;
  for(int i=0;i<M;i++){
    if(parkingCars[i].size()==0){
      pos=i;
      parkingCars[i].push(p.carNum);
      parKingInfo[p.carNum].first=i;
      parKingInfo[p.carNum].second=0;
      LeftTimes[p.carNum]=p.time+stopTimes[p.carNum];
      pq.push(Event(LeftTimes[p.carNum],1,pos,p.carNum));
      break;
    }
  }
  if(pos==-1){
    int diffTime=1000000000;
    // 出庫時刻
    for(int i=0;i<M;i++){
      if(parkingCars[i].size()==1){
	int carkind=parkingCars[i].top();
	int diff=LeftTimes[carkind]-p.time;
	if(diff>=stopTimes[p.carNum]){
	  if(diffTime>diff-stopTimes[p.carNum]){
	    diffTime=diff-stopTimes[p.carNum];
	    pos=i;
	  }
	}
      }
    }
    if(pos!=-1){
      parKingInfo[parkingCars[pos].top()].second=1;
      parkingCars[pos].push(p.carNum);
      parKingInfo[p.carNum].first=pos;
      parKingInfo[p.carNum].second=0;
      LeftTimes[p.carNum]=p.time+stopTimes[p.carNum];
      pq.push(Event(LeftTimes[p.carNum],1,pos,p.carNum));
    }
    else{
      for(int i=0;i<M;i++){
	if(parkingCars[i].size()==1){
	  int carkind=parkingCars[i].top();
	  int diff=LeftTimes[carkind]-p.time;
	  if(diff<stopTimes[p.carNum]){
	    if(diffTime>-diff+stopTimes[p.carNum]){
	      diffTime=-diff+stopTimes[p.carNum];
	      pos=i;
	    }
	  }
	}
      }
      if(pos!=-1){
	parKingInfo[parkingCars[pos].top()].second=1;
	parkingCars[pos].push(p.carNum);
	parKingInfo[p.carNum].first=pos;
	parKingInfo[p.carNum].second=0;
	LeftTimes[p.carNum]=p.time+stopTimes[p.carNum];
	pq.push(Event(LeftTimes[p.carNum],1,pos,p.carNum));
      }
      else{
	waitCars.push(p.carNum);
      }
    }
  }
}

int main(){
  while(cin>>M>>N&&(N|M)){
    for(int i=0;i<201;i++)
      parKingInfo[i].first=parKingInfo[i].second=-1;
    vector<int> ans;
    for(int i=0;i<N;i++)
      cin>>stopTimes[i];
    priority_queue<Event> pq;
    for(int i=0;i<N;i++)
      pq.push(Event(i*10,0,0,i));
    queue<int> waitCars;
    while(pq.size()){
      Event p=pq.top();pq.pop();
      //cout<<p.time<<" "<<p.kind<<endl;
      if(p.kind==0)
	InCar(pq,p,ans,waitCars);
      // 出発
      else{
	int empSpc=0;
	if(parkingCars[p.spaceNum].size()==1){
	  ans.push_back(p.carNum);
	  parkingCars[p.spaceNum].pop();
	  empSpc++;
	}
	else{
	  if(parKingInfo[p.carNum].second==0){
	    ans.push_back(p.carNum);
	    parkingCars[p.spaceNum].pop();
	    empSpc++;
	    // もし上段に時間を過ぎている車があれば、それも取り出す
	    if(LeftTimes[parkingCars[p.spaceNum].top()]<=p.time){
	      empSpc++;
	      ans.push_back(parkingCars[p.spaceNum].top());
	      parkingCars[p.spaceNum].pop();
	    }
	  }
	  // 時間切れになっても上段の車なら、何もしない
	  else{
	    
	  }
	}
	// 今回空いたスペースの分だけ車を入れる
	int sz=waitCars.size();
	for(int i=0;i<min(empSpc,sz);i++){
	  int a=waitCars.front();waitCars.pop();
	  p.carNum=a;
	  InCar(pq,p,ans,waitCars);
	}
      }
    }
    for(int i=0;i<ans.size();i++){
      cout<<ans[i]+1;
      if(i==ans.size()-1)cout<<endl;
      else cout<<" ";
    }
  }
  return 0;
}