생성 함수【Generation [CodeForces891E] 루스트 - 생성 함수 - 확률과 기대 You are given a sequence containing n integers. Name it x. Add to res the multiply of all ai’s such that 1 ≤ i ≤ n, but i ≠ x. You have to find expected value of res at the end of the process. The first line contains two... 생성 함수【GenerationFunction】Theory】
[CodeForces891E] 루스트 - 생성 함수 - 확률과 기대 You are given a sequence containing n integers. Name it x. Add to res the multiply of all ai’s such that 1 ≤ i ≤ n, but i ≠ x. You have to find expected value of res at the end of the process. The first line contains two... 생성 함수【GenerationFunction】Theory】