题目描述：The set S originally contains numbers from 1 to n. But unfortunately, due to the data error, one of the numbers in the set got duplicated to another numbe...

题目描述：Write a program to check whether a given number is an ugly number.Ugly numbers are positive numbers whose prime factors only include 2, 3, 5. For example...

728. Self Dividing Numbers 描述： 判断一个数是否可以被自己所包含的数整除，如果本身还有0，则不可以 思路： 直接遍历判断代码class Solut

Democracy in danger Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 3388 Accepted: 2508 DescriptionIn one of the countries of Caribbea...

A. Theatre Squaretime limit per test:1 secondmemory limit per test:256 megabytesinput:standard inputoutput:standard outputTheatre Square in the capital cit...

Safecracker----Time Limit: 2 Seconds      Memory Limit: 65536 KB----=== Op tech briefing, 2002/11/02 06:42 CST ==="The item is locked in a Klein safe behin...

A Simple Problem with Integers Time Limit: 5000MS Memory Limit: 131072K Total Submissions: 60745 Accepted: 18522 Case Time Limit: 2000MS Descrip...

原题：Given a set of candidate numbers (C) and a target number (T), find all unique combinations in C where the candidate numbers sums to T.The same repeated num...

原题：Given a collection of candidate numbers (C) and a target number (T), find all unique combinations in C where the candidate numbers sums to T.Each number in...

题目没有说清楚，trick挺多，考察细心程度的水题吧。 You are given two linked lists representing two non-negative numbers. The digits are stored in reverse order and each of their n......