David_Kun
UID: 7316, Registered at 1 year ago, last login at 1 year ago, currently offline.
Solved 6 problems, RP: 19.38 (No. 4747)
Problem Tags
- 美团
- 6
UID: 7316, Registered at 1 year ago, last login at 1 year ago, currently offline.
Solved 6 problems, RP: 19.38 (No. 4747)