Math

必刷题

6 / 19

一遍过

10 / 17

Physics

必刷题

35 / 47

一遍过

50 / 70

Chemistry

必刷题

0 / 2

一遍过

1 / ?

Biology

必刷题

4 / 16

一遍过

0 / 14

OI

2019

March.25

• HDU2152Fruit simple generating function
• HDU1521排列组合 exponential generating function

• HDU2082找单词 simple generating function

  March.26

• HDU1085Holding Bin-Laden Captive! simple generating function
• HDU4709Herding cross multiplication for triangle area
• LuoguP1183多边形的面积 simple triangulation
• HDU2036改革春风吹满地 simple triangulation
• LuoguP4894GodFly求解法向量 3-D normal vector formula

• LuoguP2742圈奶牛Fencing the Cows convex hull

  March.27

• LuoguP4756Added Sequence convex hull + prefix combination

• HDU1705Count the grid pick theorem

  March.28

• HDU1724Ellipse adaptive simpson

• LuoguP4326[COCI2006-2007#1]Herman adaptive simpson

  March.29

• HDU5979convex sine theorem

  March.30

• HDU4386Quadrilateral area of cyclic quadrilateral
• LuoguP1463[POI2002][HAOI2007]反素数 generating fuction for finding rules + dfs

• HDU2603Wiskey‘s Power simulation

  March.31

• CH3101阶乘分解 unique decomposition theorem

• BZOJ1257[CQOI2007]余数之和sum blocking + arithmetic progression