Unit 38.8

#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

int main()
{
    int m, n;
   
    scanf("%d %d", &m, &n);
   
    char **matrix = malloc(sizeof(char *) * m);
   
    for (int i = 0; i < m; i++)
    {
        matrix[i] = malloc(sizeof(char) * (n + 1));
    }
   
    memset(matrix, 0, sizeof(char));
   
    for (int i = 0; i < m; i++)
    {
        scanf("%s", matrix[i]);
    }
   
    for (int i = 0; i < m; i++)
    {
        for (int j = 0; j < n; j++)
        {
            if (matrix[i][j] == '*')
                continue;
            else
            {
                matrix[i][j] = 0;
               
                for (int y = i - 1; y <= i + 1; y++)
                {
                    for (int x = j - 1; x <= j + 1; x++)
                    {
                        if (y < 0 || x < 0 || y >= m || x >= n)
                            continue;
                        else if (matrix[y][x] == '*')
                            matrix[i][j] += 1;
                    }
                }
            }
        }
    }
   
    for (int i = 0; i < m; i++)
    {
        for (int j = 0; j < n; j++)
        {
            if (matrix[i][j] == '*')
                printf("*");
            else
                printf("%d", matrix[i][j]);
        }
        printf("\n");
    }
   
    for (int i = 0; i < m; i++)
    {
        free(matrix[i]);
    }
   
    free(matrix);
   
    return 0;
}