20130707 【南华大学 ACM】 新生赛第一场 【D.Brackets】
D.Brackets This year MK is 5 years old. So he decides to learnsomearithmetic. But he was confused by how towrite the brackets. He has already know...
20130707 【南华大学 ACM】 新生赛第一场 【B.Arithmetic Progression】
B.Arithmetic Progression “Inmathematics, an arithmetic progression (AP) or arithmetic sequence is asequence of numbers such that the diff...