#include <iostream>

 #include <memory>

 using namespace std;

 const int N = ;

 int a[N];

 int main()

 {

      int n,m,max=-;

      int temp;

      while(scanf("%d%d",&n,&m)!=EOF)

      {

           int count=;

           memset(a,,sizeof(a[])*N);

           for (int i=;i<n;i++)

           {

                scanf("%d",&temp);

                if (temp>=max)

               {

                     max = temp;

                }

                a[temp+] = ;

           }

           int j = max+;

           while (j>=)

           {

                if (a[j]==)

                {

                     printf("%d",j-);

                     count++;

                     if(count==m)

                     {

                          printf("\n");

                          break;

                     }

                     else

                          printf(" ");

                }

                j--;

           }

      }

      return ;

 }