#define  _CRT_SECURE_NO_WARNINGS
#include <stdio.h>
#include <algorithm>
#include <utility>
#include <functional>
#include <cstring>
#include <queue>
#include <stack>
#include <math.h>
#include <iterator>
#include <vector>
#include <string>
#include <set>
#include <math.h>
#include <iostream> 
#include<map>
#include <iomanip>
#include <stdlib.h>
#include <list>
#include <typeinfo>
#include <list>
#include <set>
using namespace std;
#define MAX_MOD 1000000007
#define REP(i,n) for(long long i = 0;i < n;++i)
#define LONG_INF 100000000000000
int cheat[1000][1000] = {};
int main() {
	iostream::sync_with_stdio(false);
	int h, w;
	cin >> h >> w;
	vector<string> wow;
	REP(i, h) {
		string a;
		cin >> a;
		wow.push_back(a);
		for (int q = 0;q < w;++q) {
			if (wow[i][q] == '*') {
				for (int j = 0;j < h;++j) {
					cheat[j][q]++;
				}
				for (int j = 0;j < w;++j) {
					cheat[i][j]+= 4;
				}
			}
		}
	}
	for (int i = 0;i < h;++i) {
		for (int q = 0;q < w;++q) {
			if(cheat[i][q] != 0)
			if ((cheat[i][q]&2)== 0)
			if((cheat[i][q]&8) == 0&&wow[i][q] != '*') {
				wow[i][q] = '*';
				goto ok;
			}
		}
	}
ok:;
	REP(i, h) {
		cout << wow[i] << endl;
	}
	return 0;
}