#include<bits/stdc++.h> using namespace std; int main(){ int n,a[54088],b[10000],i,j,m,key[54088],q,t,k = 1; cin>>n>>m; for(i = 1;i <= n;i++){ cin>>a[i]; } for(i = 1;i <= n - m + 1;i++){ for(j = i;j <= i + m - 1;j++){ b[k] = a[j]; k++; } k = 1; for(j = 1;j <= m - 1;j++){ for(q = 1;q <= m - j;q++){ if(b[q] > b[q + 1]){ t = b[q]; b[q] = b[q + 1]; b[q + 1] = t; } } } key[i] = b[m]; } for(i = 1;i <= n - m + 1;i++){ cout<<key[i]; } }