A pessimist because of intelligence, but an optimist because of will.

NJUPT 1362 汽车加油行驶问题

12-23

带权图模板

12-22

USACO 3.1.4 Shaping Regions

02-16

POJ 2528 Mayor's posters

02-16

USACO 3.1.1 Agri-Net

02-15

USACO 2.4.3 Cow Tours

02-15

USACO 2.4.4 Bessie Come Home

02-15

USACO 2.4.2 Overfencing

02-15

HDU 3234 Exclusive-OR

02-07

USACO 2.4.1 The Tamworth Two

02-05