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

int main(){
    ios::sync_with_stdio(false);
    cin.tie(0);
    int n, w, h;
    cin >> n >> w >> h;
    string s;
    cin >> s;
    vector<int> a(w);
    for(int i = 0, cur = 0; i < n; ){
        int p = i;
        while(i < n && s[i] == s[p]) i++;
        if(s[p] == 'o') a[cur] = i - p;
        else cur++;
    }
    vector<string> ans(h, string(w, 'x'));
    for(int x = 0; x < w; x++){
        for(int y = 0; y < h && y < a[x]; y++){
            ans[h - 1 - y][x] = 'o';
        }
    }
    for(auto &&str : ans) cout << str << '\n';
}