Kjetil Østerås

@kjetilos

Norway

Joined Dec 2006

World Rank: #117388 (0 points)

Activity over the last year

Effectiveness

 Problems solved
9
 Solutions submitted
23

Problems

List of solved classical problems:

ADDREV TEST
FCTRL TOANDFRO
FCTRL2
JULKA
ONP
PALIN
PRIME1