matrix_check

#include <stdio.h>

struct virus {
    int gen;
    int neighbours;
    };

void initGenNeighbours(int n, struct virus a[][100])
{

    int row, col;
    for(row = 0; row < n; row++)
        for(col = 0; col < n; col++)
            a[row][col].gen = 0;
    for(row = 0; row < n; row++)
        for(col = 0; col < n; col++)
            a[row][col].neighbours = 0;

}

void printMatrixGen(int n, struct virus a[][100])
{
    int i;
    for(i = 0; i < n; i++)
    {
        int j;
        for(j = 0; j < n; j++)
            printf("%d\t", a[i][j].gen);
        printf("\n");
    }
}
void getNeighbours(int n, struct virus a[][100])
{
    int row, col;

    for(row = 0; row < n; row++)
        for(col = 0; col < n; col++)
        {


            //check neghbours

            if((row == 0) && (col == 0)) // upper left
                if(a[row][col] == '*')
                {

                    if(a[row + 1][col] == '*')
                        a[row][col].neighbours += 1;
                    if(a[row][col + 1] == '*')
                        a[row][col].neighbours += 1;
                }
            if((row == 0) && (col == n-1))//upper right
                if(a[row][col] == '*')
                {
                    if(a[row][col - 1] == '*')
                        a[row][col].neighbours += 1;
                    if(a[row + 1][col] == '*')
                        a[row][col].neighbours += 1;
                }
            if((row == n-1) && (col == n-1))//lower right
                if(a[row][col] == '*')
                {
                    if(a[row - 1][col] == '*')
                        a[row][col].neighbours += 1;
                    if(a[row][col - 1] == '*')
                        a[row][col].neighbours += 1;
                }
            if((row == n-1) && (col == 0))//lower left
                if(a[row][col] == '*')
                {
                    if(a[row - 1][col] == '*')
                        a[row][col].neighbours += 1;
                    if(a[row][col + 1] == '*')
                        a[row][col].neighbours += 1;
                }
            if((row > 0) && (col > 0)) //normal element that is not in the corner or the sides
                {
                    if(a[row - 1][col] == '*') //upper neighbour
                        a[row][col].neighbours += 1;
                    if(a[row][col + 1] == '*')//right neighbour
                        a[row][col].neighbours += 1;
                    if(a[row][col - 1] == '*')//left neighbour
                        a[row][col].neighbours += 1;
                    if(a[row + 1][col] == '*')// lower neighbour
                        a[row][col].neighbours += 1;
                }
            //check if element is on the sides
            if((row > 0) && (col == n - 1))//last column
            {

                    if(a[row][col - 1] == '*') //left neighbour
                        a[row][col].neighbours += 1;
                    if(a[row - 1][col] == '*') //upper neighbour
                        a[row][col].neighbours += 1;
                    if(a[row + 1][col] == '*') //bellow neighbour
                        a[row][col].neighbours += 1;
            }
            if((row == n - 1) && (col > 0))//last row
            {

                    if(a[row][col - 1] == '*') // left neighbour
                        a[row][col].neighbours += 1;
                    if(a[row][col + 1] == '*') // right neighbour
                        a[row][col].neighbours += 1;
                    if(a[row - 1][col] == '*') //upper neighbour
                        a[row][col].neighbours += 1;
            }
            if((row > 0 && (col == 0))//prima coloana
            {

                    if(a[row + 1][col] == '*') //vecin de deasupra
                        a[row][col].neighbours += 1;
                    if(a[row - 1][col] == '*')//vecin de jos
                        a[row][col].neighbours += 1;
                    if(a[row][col + 1] == '*')//vecin dreapta
                        a[row][col].neighbours += 1;
            }
            if((row == 0 && (col > 0))//first column
            {

                    if(a[row + 1][col] == '*') // bellow neighbour
                        a[row][col].neighbours += 1;
                    if(a[row][col + 1] == '*')//right neighbour
                        a[row][col].neighbours += 1;
                    if(a[row][col - 1] == '*')//left neighbour
                        a[row][col].neighbours += 1;
            }
        }
}

//void getKGenerations
//void establishLife

int main(void)
{
    int n;
    n = 4;
    struct virus a[100][100];
    initGen(n,a);
    printf("\n");
    printMatrixGen(n,a);
    return 0;
}