S(n+1) = 1/2 + 1/2*S(n). 妙!
所有跟帖:
• 1/2 + ... + 1/2^k + ... + 1/2^(n-1) + (1/2^(n-2))*(1/3+1/6) -wxcfan123- ♂ (0 bytes) () 03/10/2023 postreply 16:28:40
• 1/2 + ... + 1/2^k + ... + 1/2^(n-1) + (1/2^(n-2))*(1/3+1/6) -wxcfan123- ♂ (0 bytes) () 03/10/2023 postreply 16:28:40