I should note that two things've changed: (a) college dorms are often full and students may not get one & (b) rent went up a lot in last 1-2 years because of a

I should note that two things've changed: (a) college dorms are often full and students may not get one & (b) rent went up a lot in last 1-2 years because of a shortage of rentable apartments. But you definitely can live very cheap here if you manage to either get yourself a dorm or find roommates (+ apartment). (I'm CS student in Prague)