已放在各大戰場連結上，分別是:
PCOJ
http://pcoi.no-ip.org/~pcoijc/
POJ
http://acm.pku.edu.cn/JudgeOnline/
UVa
http://icpcres.ecs.baylor.edu/onlinejudge/index.php
ACMWORLD
http://acmicpc-live-archive.uva.es/nuevoportal/
USACO
http://ace.delos.com/usacogate
VIJOS
http://www.vijos.cn/Index.asp
TimusOJ
http://acm.timus.ru/
SGU
http://acm.sgu.ru/index.php
ZOJ
http://acm.zju.edu.cn/
