cxk ctrl

@wdnmdwrnmmp

China, f

Joined Oct 2022

World Rank: #28880 (0.9 points)

Institution: GJH

Activity over the last year

Effectiveness

 Problems solved
8
 Solutions submitted
23

Problems

List of solved classical problems:

COT2 TEST
GSS1
GSS5
LCMSUM
MDST
PON
PRIMES2