| [ QuizWit ] in KIDS 글 쓴 이(By): random (김덕현 ) 날 짜 (Date): 1995년11월20일(월) 16시11분10초 KST 제 목(Title): re]모든 게임 다할 확률... basically use the law of union of probabilities. my answer is sum (10000,i)*(1-i/10000)^20000*(-1)^i i=0 to 10000 (10000,i): 10000 combination i I do not know the closed form of answer but by evaluating with computer, the probability is practically 0. |