#include <iostream>
#include<bits/stdc++.h>
#include<utility>
#include <queue>
#define ll long long
#define ull unsigned long long
#define pi  3.14159

#define OO  2000000000
//#define ceil(w, m) (((w) / (m)) + ((w) % (m) ? 1 : 0))
using namespace std;

void yasmeen_fakhri(){
  ios_base::sync_with_stdio(false); cin.tie(nullptr); cout.tie(nullptr);
  #ifndef ONLINE_JUDGE
    freopen("input.txt", "r", stdin), freopen("output.txt", "w", stdout);
  #endif
}


void solve(){
    ll n,m;
    cin>>n>>m;
   priority_queue<int, vector<int>, greater<int> > cinema ;
   for(int i =1 ; i <= n ; i++){
       cinema.push(i);

   }
   for(int j =0 ; j<m ; j++){
   if ( n == 1 ){
       cout<<cinema.top()<<'\n';
       cinema.pop();
   }
   if (n == 2 ){
       ll o; cin>>o;
       cinema.push(o);
   }
   }

}

int main() {
   yasmeen_fakhri();

int test =1;
//cin>>test;
while(test--){
 solve();

}
return 0;
}