LC.
If you get your Singapore license within a year from moving there it's quite easy.
You register with a driving school and do a multiple choice test of 50 questions. Not more than three wrong answers and your done. To prepare you can buy a book with hundreds of q&a. If you learn those you should be OK.
Total cost not more than 100SGD.
Driving on the "wrong" side is no problem at all here. There's always a lot of other cars on the road so just follow them...