#include <bits/stdc++.h>
using namespace std;
#define rep(i , a, b) for(int i = a; i < (b) ; ++i)
#define all(x) std::begin(x), std::end(x)
#define sz(x) ((int) x.size())
typedef long long ll;
#define int ll
typedef pair<int,int> pii;

typedef vector<int> vi;

string next_gen(int R, string s) {
    string k = s;
    for (int i = 0; i < s.size(); ++i) {
        int rule = ((i>0 ? s[i-1] : '.') == 'X') << 2;
        rule |=((s[i]) == 'X') << 1;
        rule |=((i+1<s.size() ? s[i+1] : '.')) == 'X';
        k[i] = R & (1 << rule) ? 'X' : '.';
    }
    return k;
}

signed main() {
    cin.tie(0)->sync_with_stdio(0);

    int R;
    int K;

    string str;
    cin >> R >> K;

    cin >> str;

    rep(i, 0, K) {
        str = next_gen(R, str);
        cout << str << endl;
    }
    return 0;
    int n;
    int res = 0;
    cin >> n;
    for (int i = 0; i < n; ++i) {
        char sym;
        cin >> sym;
        res += sym == ')';
    }
    cout << res << endl;
    return 0;
}