a_aron_的博客

a的b次方和c的d次方比较题目传送门As we all now that there’s a easy way to describe some same consecutive factors multiply each other which is POW.For example,2×2×2=233×3=32it is easy to see that 23 < 32Now, your math teacher just gave you a problem in his class

B - String LCM题目Let’s define a multiplication operation between a string a and a positive integer x: a⋅x is the string that is a result of writing x copies of a one after another. For example, “abc” ⋅ 2 = “abcabc”, “a” ⋅ 5 = “aaaaa”.A string a is divisi

Uva-10815参考博客：zuiaimiusi题目大意：输入一个文本，找出所有不同的单词，按字典序从大到小输出，单词不区分大小写。Andy, 8, has a dream - he wants to produce his very own dictionary. This is not an easy task for him, as the number of words that he knows is,well, not quite enough. Instead of thinking