#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using a2 = array<ll, 2>;
using a3 = array<ll, 3>;

bool chmin(auto& a, const auto& b) { return a > b ? a = b, 1 : 0; }
bool chmax(auto& a, const auto& b) { return a < b ? a = b, 1 : 0; }

ll mod = 998244353;
const ll INF = 1e18;

ifstream in;
ofstream out;

int main(int argc, char** argv) {
    ios::sync_with_stdio(false);
    cin.tie(0);

    if(argc > 2) {
        in.open(argv[1]);
        cin.rdbuf(in.rdbuf());
        out.open(argv[2]);
        cout.rdbuf(out.rdbuf());
    }

    ll n, w, h;
    cin >> n >> w >> h;
    string s;
    cin >> s;
    vector<string> ans(h, string(w, 'x'));
    ll i = 0, j = 0;
    for(auto& x : s) {
        if(x == 'o') {
            ans[h - i - 1][j] = 'o';
            i++;
        } else {
            i = 0;
            j++;
        }
    }
    for(auto& x : ans) {
        cout << x << endl;
    }
    return 0;
}