First Step: Feel the Pain (Take time to process it! the more you hurry the more it will not go away)
Second Step: Stop thinking of Proving to Everybody that your fine (The more you do it, the more it's hard for you to move on)
Feeling are transient bro! what you feel today is not necessarily the same feeling you will feel the next day...
Third Step: Think of other things that are worth it! (Life does not revolve on your partners, there are other things that will make you happy)
Fourth Step: Engage yourself in things that will make you think less
Last step: Bear this is mind "One wrong person is another closer step to the right one" basin dili gyud meant to be...