A Twenty

@atwenty

Anguilla, QINGDAO

Joined Jan 2024

World Rank: #42433 (0.5 points)

Institution: none

Activity over the last year

Effectiveness

 Problems solved
9
 Solutions submitted
18

Problems

List of solved classical problems:

DQUERY MOD
GSS1 PHONELST
GSS3
GSS4
GSS5
GSS7
JZPEXT