Sigfried Igrk

@igrk

Joined Apr 2007

World Rank: #37361 (0.6 points)

Activity over the last year

Effectiveness

 Problems solved
14
 Solutions submitted
28

Problems

List of solved classical problems:

BEADS STPAR
BISHOPS TAUT
MAYA TEST
PAYING TOANDFRO
QUEST5 TOE1
ROADNET TOE2
ROCK WATER