These:
scanf("%i", y[i][j]);
scanf("%i", d[i]);
needs to be:
scanf("%i", &y[i][j]);
scanf("%i", &d[i]);
as %i
in the scanf
expects an int*
(address of the variable), not an int
(value of the variable).
Another problem is that you do division by zero here:
inv[i][j] = co[i][j] / D;
when D
is zero.
solved C programming code error