I have two different routines, just depends on how achey or busy I am on which I do, the first is...
Day 1 Chest, bi, ab
day 2 Legs
day 3 back, tri, ab
day 4 shoulders, calves "for a 2nd calf day, felt I needed it"
day 5 off and then repeat.
My second is lift days 1 and 2, take a day off...