It seems that TopCoder likes to give away T-shirts in every 100 SRMs. I failed to participate in SRM 500 because I overslept that time, so I was happy when I managed to participate in SRM 600. In this SRM, they will give T-shirt for the top 60 participants and for 60 random participants that do not manage to make it to top 60.
Indeed, I was more than happy because I managed to grab a T-shirt, in a dramatic way! Here is the story: