Speck in your brother's eye

Hack somebody's solution and get your own solution failed during system tests on the same problem.

alex_bucevschi26, first achieved on July 27, 2014

kmjp22, first achieved on June 7, 2013

Egor22, first achieved on June 28, 2010

SlavaSSU22, first achieved on March 10, 2013

Gassa20, first achieved on Nov. 5, 2010

gskhirtladze20, first achieved on May 4, 2012

bohuss19, first achieved on Jan. 3, 2012

ErzhaNN16, first achieved on Dec. 13, 2014

KostyaVilcheuski14, first achieved on Jan. 6, 2011

khaledA14, first achieved on June 1, 2014

LayCurse13, first achieved on Oct. 19, 2010

Rosetta13, first achieved on May 20, 2011

Elibay13, first achieved on Sept. 26, 2014

ulna13, first achieved on March 26, 2015

OpalDshawn12, first achieved on Feb. 17, 2012

dreamoon12, first achieved on June 20, 2011

atetubou12, first achieved on Feb. 22, 2011

SmartCoder12, first achieved on Oct. 29, 2011

suigingin12, first achieved on Dec. 3, 2014

azukun11, first achieved on Sept. 18, 2014