#include <stdio.h>
#include <atcoder/all>
#include <bits/stdc++.h>
using namespace std;
using namespace atcoder;
using mint = modint998244353;
#define rep(i,n) for (int i = 0; i < (n); ++i)
#define Inf32 1000000001
#define Inf64 4000000000000000001LL


int main(){
	
	int n,w,h;
	cin>>n>>w>>h;
	
	vector<int> ans(1,0);
	string s;
	cin>>s;
	rep(i,n){
		if(s[i]=='o')ans.back()++;
		else ans.push_back(0);
	}
	vector<string> ss(h,string(w,'x'));
	rep(i,ans.size()){
		rep(j,ans[i])ss[h-1-j][i] = 'o';
	}
	rep(i,h)cout<<ss[i]<<endl;
	return 0;
}