#include <iostream> #include <algorithm> #include <vector>

using namespace std;

int main() { int n, m; cin >> n >> m;

vector<int> art_values(n);
for (int i = 0; i < n; ++i) {
    cin >> art_values[i];

} sort(art_values.begin(), art_values.end());

for (int i = 0; i < m;i++) {
    cout << art_values[i] << endl;
}

return 0;

}