摘要：题目链接：https://cn.vjudge.net/problem/UVA-136题意：如果一个数的因子只由2，3，5，组成，则这个数被称为丑数。按照惯例，1也被称为丑数。求第1500个丑数并·输出。这道题没有数据输入。思路：题意很简单，但一不小心就会超时。。。。。... 阅读全文

摘要：George took sticks of the same length and cut them randomly until all parts became at most 50 unitslong. Now he wants to return sticks... 阅读全文