#include <iostream>
#include <sstream>
#include <algorithm>
#include <cstdio>

using namespace std;
typedef long double LD;

int main(int argc, char *argv[]) {
	int H, W;
	cin >> H >> W;
	string s[100];
	for (int i = 0; i < H; ++i) {
		cin >> s[i];
	}
	bool filled = false;
	for (int c = 1; !filled && c >= 0; --c) {
		for (int i = 0; !filled && i < H; ++i) {
			if (count(s[i].begin(), s[i].end(), '*') == c) {
				for (int j = 0; j < W; ++j) {
					if (s[i][j] != '*') {
						s[i][j] = '*';
						filled = true;
						break;
					}
				}
			}
		}
	}
	for (int i = 0; i < H; ++i) {
		cout << s[i] << endl;
	}
	return 0;
}