Lily: “Chantarelle was part of my exotic phase.” Buffy: “It’s nice. It’s a mushroom.” Lily: “It is? That’s really embarrassing.” Buffy: “Well, it’s an exotic mushroom, if that’s any comfort.” Joss Whedon, "Anne". A little girl whose…
Do you know how to compute the mean (or average) of n numbers? Well, thats not good enough for me. I want the supermean! "Whats a supermean," you ask? Ill tell you. List the n given numbers in non-decreasing order. Now compute the average of ea…
Problem Description
用1,2,...,n表示n个盘子,称为1号盘,2号盘,...。号数大盘子就大。经典的汉诺塔问题经常作为一个递归的经典例题存在。可能有人并不知道汉诺塔问题的典故。汉诺塔来源于印度传说的一个故事,上帝创造世界时作了三根金刚石柱…