@preston

Poland

Joined Mar 2009

World Rank: #79776 (0.1 points)

Activity over the last year

Effectiveness

 Problems solved
6
 Solutions submitted
55

Problems

List of solved classical problems:

ABSYS
ADDREV
FCTRL
HANGOVER
TEST
WORDCNT

TODO list of classical problems:

ACS EQBOX LCS MUL PIGBANK
BALL1 FCTRL2 LOSTCT PALIN PRIME1