Andrey Tikhonov

@macroform

Russian Federation, St. Petersburg

Joined Mar 2015

World Rank: #128091 (0 points)

Activity over the last year

Effectiveness

 Problems solved
9
 Solutions submitted
12

Problems

List of solved classical problems:

ABSYS TEST
ACPC10A TOANDFRO
ADDREV
FASHION
FCTRL2
NSTEPS
ONP