#include <bits/stdc++.h>
using namespace std;
#define ll long long
int n, m;
struct node {
int value;
vector<node*> v;
};
void input(node* a, int dimension) {
if (dimension == 0) return void(cin >> a->value);
a->v = vector<node*>(n);
for (int i = 0; i < n; i++) input(a->v[i] = new node(), dimension - 1);
}
void output(node* a, int dimension) {
if (dimension == 0) return void(cout << a->value << " ");
for (int i = 0; i + m - 1 < n; i++) output(a->v[i], dimension - 1);
}
void shift(node* a, int dimension) {
if (dimension == 1) return;
for (int i = 0; i < n; i++)
for (int j = i + 1; j < n; j++)
swap(a->v[i]->v[j], a->v[j]->v[i]);
for (int j = 0; j < n; j++) shift(a->v[j], dimension - 1);
}
const int N = 2e6 + 9;
int b[N], dq[N], l, r;
node* solve_1D_only(node* a, int dimension) {
if (dimension == 1) {
l = 0, r = -1;
for (int i = 0; i < n; i++) {
while (l <= r && dq[l] <= i - m) l += 1;
while (l <= r && a->v[dq[r]]->value > a->v[i]->value) r -= 1;
dq[++r] = i;
if (i - m + 1 >= 0) b[i - m + 1] = a->v[dq[l]]->value;
}
for (int i = 0; i + m - 1 < n; i++) a->v[i]->value = b[i];
return a;
}
for (int i = 0; i < n; i++)
a->v[i] = solve_1D_only(a->v[i], dimension - 1);
return a;
}
node* solve(node* a, int dimension) {
if (dimension == 1)
return solve_1D_only(a, 1);
for (int i = 0; i < n; i++) a->v[i] = solve(a->v[i], dimension - 1);
shift(a, dimension);
a = solve_1D_only(a, dimension);
for (int i = 0; i < dimension - 1; i++) shift(a, dimension);
return a;
}
const int D = 4;
int main() {
ios::sync_with_stdio(0);
cin.tie(0);
cin >> n >> m;
node* a = new node();
input(a, D);
a = solve(a, D);
output(a, D);
}
