As pointed in another thread, getting in UW for CS as OOS is ridiculously difficult. Last year’s acceptance rate for in-state students was 27%, OOS 3%, so a dramatic difference. Freshmen by the numbers | Office of Admissions
Looking at the UT Austin results, this also applies to them and possibly to UIUC which, IIRC, is ranked 5th for CS. In the world of CS, these colleges are tippy-top so super reaches for anybody OOS.