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

#define FOR(i,a,b) for(ll i=(a);i<(b);++i)
#define ALL(v) (v).begin(), (v).end()
#define p(s) cout<<(s)<<endl
#define p2(s, t) cout << (s) << " " << (t) << endl
#define br() p("")
#define pn(s) cout << (#s) << " " << (s) << endl

int main(){
    cin.tie(0);
    ios::sync_with_stdio(false);

    // input
    ll H, W;
    cin >> H >> W;

    vector<string> M(H);
    FOR(i, 0, H){
        cin >> M[i];
    }

    vector<ll> X;
    vector<ll> Y;

    FOR(i, 0, H){
        string s = M[i];
        FOR(j, 0, W){
            char c = s[j];
            if(c=='*'){
                X.push_back(j);
                Y.push_back(i);
            }
        }
    }

    ll x, y;

    if(X[0]==X[1]){
        // xをずらせばOK
        x = W-1-X[0];
        y = Y[0];
    }
    else if(Y[0]==Y[1]){
        x = X[0];
        y = H-1-Y[0];
    }
    else{
        x = X[0];
        y = Y[1];
    }

    FOR(i, 0, H){
        string s = M[i];
        if(y==i){
            // 書き換え
            s[x] = '*';
        }
        p(s);
    }
    
    return 0;
}