Hasan Derawan

@hdbrave101

Syrian Arab Republic

Joined Oct 2011

World Rank: #79511 (0.1 points)

Institution: Damascus University

Activity over the last year

Effectiveness

 Problems solved
8
 Solutions submitted
23

Problems

List of solved classical problems:

ACPC10A TEST
ADDREV
CANDY
FCTRL
GCPC11F
LASTDIG
STAMPS