万圣节狂欢，描述的是万圣节孩子们向邻居们要糖，如何确定的分配每个孩子的糖数。这在数学中是一个鸽巢原理的问题。-Halloween treats, describes Halloween kids want candy to neighbors, how to determine the distribution of the number of each child' s sugar. This is a problem of the pigeonhole principle in mathematics.