#include <iostream>
#include<queue>
using namespace std;

int main() {
    int n,m;
    while(cin>>n>>m){
        if(!n && !m) break;
        priority_queue<int,vector<int>,less<int>>pq;
        int *arr=(int *)malloc(sizeof(int)*n);
        for(int i=0;i<n;++i){
            cin>>arr[i];
            pq.push(arr[i]);
        }
        while(m-- && !pq.empty()){
            cout<<pq.top()<<" ";
            pq.pop();
        }
        cout<<endl;
    }
}