Riku Kawasaki
Timeline
| Contest | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 |
|---|---|---|---|---|---|---|---|
| Worldwide Onsite Competitions: | |||||||
| TopCoder Open Algorithm | top‑16 | top‑16 | 
2
| Google Code Jam | 13 | Facebook Hacker Cup | 7 | 9 | 5 | 14 |
| Worldwide High School and Collegiate Onsites: | |||||||
| IOI |
44
| 
4
| ICPC World Finals |
3
|
3
| - | |
| Regional Contests: | |||||||
| CodeChef SnackDown | - | - | 8 | - | |||
- — 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 |
|---|---|---|---|---|
| 09 Jan 2022 | CodeChef SnackDown 2021 | 8
8
| 4/7 | $500 |
| 19 Aug 2016 | IOI 2016 | 44
44 - 45
| 374/600 | |
| 04 Aug 2017 | IOI 2017 | 4
4
| 445.66/600 | |
| 25 Oct 2019 | Facebook Hacker Cup 2019 | 7
7
| 75/100 | $100 |
| 05 Dec 2020 | Facebook Hacker Cup 2020 | 9
9
| 65/100 | $500 |
| 11 Dec 2021 | Facebook Hacker Cup 2021 | 5
5
| 42/100 | $1000 |
| 10 Dec 2022 | Meta Hacker Cup 2022 | 14
14
| 51 | $300 |
| 07 Aug 2021 | Google Code Jam 2021 | 13
13
| 100/200 | $100 |
| 16 Nov 2019 | Topcoder Open 2019 Algorithm | 16
semifinalist (top‑16)
Ranked 8
in Semifinal 2
| 0 | |
| 19 Nov 2021 | Topcoder Open 2021 Algorithm | 12
semifinalist (top‑16)
Ranked 6
in Semifinal 2
| 341.10 | |
| 19 Nov 2022 | Topcoder Open 2022 Algorithm | 2
2
| 826.20 | $3500 |
Team Results
| Date | Contest | Rank | Team | Score | Prize |
|---|---|---|---|---|---|
| 04 Apr 2019 | ICPC 2019 World Finals | 3
3
| The University of Tokyo
(Gifted Infants):
| 9/11 | Asia Pacific Champion $7500 |
| 10 Nov 2022 | ICPC 2021 World Finals Dhaka | 3
3
| The University of Tokyo
(___ KING ___):
| 9/12 | Asia Pacific Champion $9900 |