any way done something

Today my mp lab internal was there. I fortunately get factorial n steper motor ,but even i fall. It was very hard moment for me when even d smaller prog of factorial was not giving output,i was frustrated badly.DOn't know wat to do i try to copy other steper onr but fail .what should i do???. Any how i manage to get d output,by alots of tries. Thanx 2 god for helping. I say "mera to fhat gaya tha". Now what will happen when external................................big ?????????