Stuff

#include <iostream>
int main()
{   int n=5; 
    int K[n][n];
    for (int i = 0; i < n; i++)
{
    for (int j = 0; j < n; j++)
    {
        if (abs(i-j) = 0) K[i][j] = 2*(n/10);
        if (abs(i-j) = 1) K[i][j] = (n/10);
        if (abs(i-j)>= 2) K[i][j] = 0;
    }
}
    K[1][1] = (n/10);
    K[n][n] = (n/10);
    
    for (int i = 0; i < n; i++)
    {
        for (int j = 0; j < n; j++)
        {
           printf (K[i][j]);
        }
    }




}