HDU4992 Primitive Roots

02-02

HDU4699 Editor

12-23

HDU1686 Oulipo

11-12

HDU1711 Number Sequence

11-12

HDU1724 Ellipse

08-30

2018多校第一场 题解

08-26

HDU4203 Doubloon Game

08-04

HDU4203 Pythagoras

08-04

HDU1079 Calendar Game

08-04

HDU3863 No Gambling

08-04