Ivan lapunka

@lapunja

Belarus

Joined Oct 2012

World Rank: #128086 (0 points)

Activity over the last year

Effectiveness

 Problems solved
9
 Solutions submitted
17

Problems

List of solved classical problems:

ADDREV TEST
FCTRL TOANDFRO
FCTRL2
NSTEPS
ONP
PRIME1
SAMER08F