Problem Description 正整数A是否能被正整数B整除，不知道为什么xhd会研究这个问题，来帮帮他吧。

Problem Description There are some students in a class, Can you help teacher find the highest student .

Problem Description There must be many A + B problems in our HDOJ , now a new one is coming. Giv

Problem Description Given two rectangles and the coordinates of two points on the diagonals of each rectangle,you have to calculate the area of the intersecte...

Problem Description we define f(A) = 1, f(a) = -1, f(B) = 2, f(b) = -2, … f(Z) = 26, f(z) = -26; Give you a letter x and a number y , you should output the ...

Problem Description Give you two numbers A and B, if A is equal to B, you should print “YES”, or print “NO”.

Problem Description Give you a number on base ten,you should output it on base two.(0 < n < 1000)

Problem Description 输入三个字符后，按各字符的ASCII码从小到大的顺序输出这三个字符。

古希腊数学家毕达哥拉斯在自然数研究中发现，220的所有真约数(即不是自身的约数)之和为：

Problem Description 给定三条边，请你判断一下能不能组成一个三角形。