onis;fb

#include <iomanip>
#include <iostream>
#include <fstream>
using namespace std;
int main()
{
    int n = 0;
    int m = 0;
    ifstream fileIn;
    fileIn.open("file.txt");
    fileIn >> n >> m;
    char** matrix;
    matrix = new char* [n];
    for (int i = 0; i < n; i++)
        matrix[i] = new char[m];

    for (int i = 0; i < n; ++i)
    {
        for (int j = 0; j < m; ++j)
        {
            fileIn >> matrix[i][j];
        }
    }

    int minNotCh = m;
    for (int i = 0; i < n; ++i)
    {
        int j = 0;
        for (j; matrix[i][j] != '*'; ++j)
        { }
        if (j < minNotCh)
            minNotCh = j;
        for (j; matrix[i][j] != '.'; ++j)
        { }
        if (m - j < minNotCh)
            minNotCh = m - j;

    }

    for (int i = 0; i < n; ++i)
    {
        for (int j = minNotCh; j < m - minNotCh; ++j)
        {
            matrix[i][j] = '*';
        }
    }

    for (int i = 0; i < n; ++i)
    {
        for (int j = 0; j < m; ++j)
        {
            cout << matrix[i][j] << ' ';

        }
        cout << endl;
    }
    return 0;
}