ACM training

- http://curry.ateneo.net/acm-icpc/prob71a.html
- http://curry.ateneo.net/acm-icpc/prob71b.html
- http://curry.ateneo.net/acm-icpc/prob71c.html
- http://curry.ateneo.net/acm-icpc/prob71d.html
- http://curry.ateneo.net/acm-icpc/prob71e.html

AcmTraining node