#include <bits/stdc++.h>
using namespace std;
#define fi first
#define se second
#define all(x) x.begin(),x.end()
#define rep(i,n) for(int i=0;i<(int)(n);++i)


int main(){
    int N,W,H;
    cin>>N>>W>>H;
    string S;
    cin>>S;
    vector<string> ans(H,string(W,'x'));
    int j=0;
    int i=H-1;
    for(char c: S){
        if(c=='o'){
            ans[i][j]='o';
            i--;
        }
        else{
            i=H-1;
            j++;
        }
    }
    rep(i,H)cout<<ans[i]<<"\n";
}