Oscar Sierra
Country:
Timeline
| Contest | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|---|---|
| Worldwide High School and Collegiate Onsites: | ||||||||
| IOI | 273 | 214 | 203 | |||||
| Regional International Contests: | ||||||||
| Rayan Programming Contest | - | - | - | - | - | - | - | 25 |
- — 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
Individual Results
| Date | Contest | Rank | Score | Prize |
|---|---|---|---|---|
| 28 Nov 2025 | Rayan 2025 World Finals | 25
25
| 4/9 | |
| 08 Sep 2018 | IOI 2018 | 273
273
| 61/600 | |
| 11 Aug 2019 | IOI 2019 | 214
214
| 204.08/600 | |
| 19 Sep 2020 | IOI 2020 | 203
203
| 203.32/600 |