Rating changes for last rounds are temporarily rolled back. They will be returned soon. ×
International Master

Daniel_yuan

Xiangtao Yuan, Changsha, China
342 problems
solved for all time
2 problems
solved for the last year
0 problems
solved for the last month
7 days
in a row max.
2 days
in a row for the last year
0 days
in a row for the last month