#include using namespace std; #define int long long #define rep(i,l,r) for(int i=(int)(l);i<(int)(r);i++) #define all(x) (x).begin(),(x).end() #define pb push_back templatebool chmax(T &a,T b){if(abool chmin(T &a,T b){if(a>b){a=b;return 1;}return 0;} typedef pair pii; typedef vector vi; typedef vector vvi; const int inf = 1LL<<60; const int mod = 1e9 + 7; const double eps = 1e-9; /*{ }*/ signed main() { int h, w; cin >> h >> w; string s[h]; vector pos; rep(i, 0, h){ cin >> s[i]; rep(j, 0, w){ if(s[i][j] == '*') pos.pb({i, j}); } } int dx1 = pos[0].second - pos[1].second; int dy1 = pos[0].first - pos[1].first; rep(i, 0, h) rep(j, 0, w){ if(s[i][j] == '*') continue; int dx2 = j - pos[1].second; int dy2 = i - pos[1].first; if(dx1*dy2-dx2*dy1 != 0){ s[i][j] = '*'; goto fin; } } fin: rep(i, 0, h){ cout << s[i] << endl; } return 0; }