给定一个 k+1 位的正整数 N,写成 ak…a1a0 的形式,其中对所有 i 有 0 <= ai < 10 且 ak > 0。N 被称为一个回文数,当且仅当对所有 i 有 ai = ak-i。零也被定义为一个回文数。 非回文数也可以通过一系列操作变出回文数。首先将该数字逆转,再将逆转数与该数相加,如果和还不是一个回文数,就重复这个逆转再相加的操作,直到一个回文数出现。如果一个非回文数可以变出回
链接:http://acm.njupt.edu.cn/acmhome/problemdetail.do?&method=showdetail&id=1079 题目: 111… Time Limit(Common/Java):1000MS/3000MS Memory Limit:65536KByte Total Submit:301 Accepte
题目描述 A supply chain is a network of retailers(零售商), distributors(经销商), and suppliers(供应商)– everyone involved in moving a product from supplier to customer. Starting from one root supplier, everyone
1079. Maximum Time limit: 2.0 second Memory limit: 64 MB Consider the sequence of numbers ai, i = 0, 1, 2, …, which satisfies the following requirements: a0 = 0 a1 = 1 a2i = ai a2i+1 = a
A supply chain is a network of retailers(零售商), distributors(经销商), and suppliers(供应商)-- everyone involved in moving a product from supplier to customer. Starting from one root supplier, everyone on th