07-18

poj 2115 C Looooops 线性同余方程

07-16

poj 1401 Factorial

07-15

poj 2407 Relatives 欧拉函数

07-13

poj 1730 Perfect Pth Powers

07-11

hdu 3627 Giant For

07-09

poj 2551 Ones and poj 2262 Goldbach's Conjecture

07-07

poj 2187 Beauty Contest

07-05

poj 3525 Most Distant Point from the Sea

07-03

poj 3130 How I Mathematician Wonder What You Are!

06-30

poj 1584 A Round Peg in a Ground Hole