03-26

CodeForce 1327 D：Infinite Path

03-14

CodeForce 1324 F：Maximum White Subtree

03-09

HYSBZ 1968：约数研究

03-06

POJ 2362：Square DFS剪枝

03-03

CodeForce 1311 D：Three Integers

03-01

CodeForce 1311 B：WeirdSort

02-28

HDU 2064：汉诺塔Ⅲ 递归

02-25

PAT 1033：To Fill or Not to Fill 贪心

02-23

CodeForce 555 B：Case of Fugitive 贪心