#include<iostream>
using namespace std;

int print_max_element(int a[], int start, int last){
    int i, max_item = start;
    for(i = start; i < last; i++){
        if(a[i] > a[max_item]) max_item = i;
    }
    return max_item;
}

int main(){
    int t; cin >> t;
    while(t--){
        int n, k; cin >> n >> k;
        int a[n], i;
        for(i = 0; i < n; i++) cin >> a[i];
        int key = -1, j = 0;
        key = print_max_element(a, 0, k);
        cout << a[key] << ' ';
        for(i = k; i < n; i++){
            if(j > key){
                if(j + k > n) key = print_max_element(a, j, n);
                else key = print_max_element(a, j, j+k);
            }
            else{
                if(a[i] > a[key]) key = i;
            }
            cout << a[key] << ' ';
            j++;
        }
        cout << endl;
    }
}