#include<bits/stdc++.h>
using namespace std;

int main() {
    for (unsigned n, x; cin >> n >> x;) {
        if (n == 0 and x == 0)break;
        vector<int> v(n);
        for (auto &e:v) {
            cin >> e;
        }
        v.emplace_back(x);
        for (int i = n - 1; i >= 0; i--) {//插入排序
            if (v[i] <= v[i + 1])
                break;
            swap(v[i], v[i + 1]);
        }
        for (auto &e:v) {
            cout << e << " ";
        }
        cout << endl;
    }
    return 0;
}