Ke Yi
Timeline
| Contest | 1997 | 1998 | 1999 | 2000 | 2001 | 2002 | 2003 |
|---|---|---|---|---|---|---|---|
| Worldwide High School and Collegiate Onsites: | |||||||
| IOI | 
26
| TopCoder Collegiate Challenge Algorithm | - | - | - | - | - | - | top‑16 |
- — competition hasn't been held that year, or wasn't an international championship, or we have no info about it
F — participated in the final event, but the rank is unknown
Q — qualified to the final event but hasn't participated in it
Q* — qualified to the final event only after some other contestant refused to participate