public int AddPart(PartConroller[] parts, PartConroller part, int numb)
{
parts [numb] = part;
numb++;
return numb;
}
public int DeletePart(PartConroller[] parts, int del, int numb)
{
for (int i=del+1;i<numb;i++)
parts[i-1]=parts[i];
numb--;
return numb;
}