welken

As we are currently experiencing an overwhelming number of web requests for fetching user submissions, we have temporarily disabled the full submissions list. You must now be logged in to view submissions.

User profile

Rating

1500

Contribution

Usergroup

Default

Motto

Visit welken's blog

Rating changes

Accepted problems：32 problems

5521 5525 7986 7990 7991 7995 7996 8332 8334 8336 8340 8831 8838 9168 9174 9535 9536 9541 9543 9544 9546 10729 10734 11380 14304 14310 14313 14502 14504 14505 14509 14549

Tried problems：3 problems

5520 9167 9565

Authored problems：0 problem

None

Virtual Participations：2 contests

Name	Start time
The 2nd Universal Cup. Stage 25: Shenzhen	2025-09-08 20:23:35
The 3rd Universal Cup. Stage 15: Chengdu	2025-09-06 13:53:55

QOJ.ac

QOJ