@oldmanren

Joined Aug 2011

World Rank: #22775 (1.3 points)

Activity over the last year

Effectiveness

 Problems solved
5
 Solutions submitted
28

Problems

List of solved classical problems:

HS08FOUR
PHRASES
PT07C
REPEATS
SUBST1

TODO list of classical problems:

GCDEX QTREE4
LCMSUM VFMUL