Final Results: USACO 2024 February Contest, Platinum
Key:
* = Correct
x = Wrong Answer (including possibly empty or missing output file)
t = Timeout
c = Didn't Compile
! = Run-time error or exceeded memory limits
Pre-College Participants (Full List):
Country |
Year |
Name |
Score |
| Problem 1 | | Problem 2 | | Problem 3 |
CHN | 2025 | Yuzhe Wang | 1000 | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | |
CHN | 2026 | Hongqian Liu | 817 | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | * | * | * | * | * | * | * | * | * | * | x | * | x | x | x | x | x | x | x | x | x | x | | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | |
USA | 2025 | Rain Jiang | 813 | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | * | * | * | x | x | x | * | * | * | * | x | t | x | x | x | x | |
CHN | 2025 | Nuo Chen | 800 | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | * | * | * | * | * | * | * | * | * | * | t | t | t | t | t | t | x | x | x | t | t | x | | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | |
CHN | 2025 | Penghao Zhai | 800 | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | x | * | * | * | * | * | * | * | * | * | x | x | x | x | x | x | x | x | x | x | x | x | | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | |
CHN | 2026 | Zixuan Qiu | 750 | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | * | * | * | * | * | x | * | x | * | x | x | x | x | x | x | x | x | x | x | x | x | x | | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | |
CHN | 2025 | Mingleyang Li | 750 | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | * | * | * | * | * | x | x | x | x | x | x | * | x | x | x | x | * | x | x | x | x | x | | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | |
CHN | 2026 | Nucai E | 729 | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | * | * | * | t | t | t | t | t | t | t | t | t | t | t | t | t | |
CHN | 2028 | Maohua Wang | 729 | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | * | * | * | t | t | t | t | t | t | t | t | t | t | t | t | t | |
USA | 2024 | Larry Xing | 717 | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | * | * | * | * | * | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | |
USA | 2025 | Rohin Garg | 717 | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | x | * | * | * | * | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | |
SGP | 2025 | Tia Shi Wei | 717 | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | * | * | * | * | * | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | |
ISR | 2025 | Daniel Weber | 717 | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | * | * | * | * | * | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | |
Pre-College Participants (USA only):
Country |
Year |
Name |
Score |
| Problem 1 | | Problem 2 | | Problem 3 |
USA | 2025 | Rain Jiang | 813 | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | * | * | * | x | x | x | * | * | * | * | x | t | x | x | x | x | |
USA | 2024 | Larry Xing | 717 | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | * | * | * | * | * | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | |
USA | 2025 | Rohin Garg | 717 | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | x | * | * | * | * | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | |
USA | 2025 | Samuel Ren | 683 | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | * | * | * | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | |
USA | 2025 | Ryan Bai | 633 | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | * | * | * | * | * | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | t | t | t | t | |
USA | 2025 | Charlie Yang | 508 | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | * | * | * | * | * | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | | | * | * | * | * | * | * | * | * | t | t | t | t | t | t | t | t | t | t | |
USA | 2025 | Brian Xue | 490 | | * | * | * | x | * | * | * | x | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | * | * | * | * | * | x | x | x | x | x | t | t | t | t | t | t | t | x | t | t | t | x | | | * | * | t | * | x | x | t | t | * | * | * | * | * | x | * | t | t | t | |
USA | 2025 | Alex Chen | 488 | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | * | * | * | * | * | * | * | * | * | * | ! | ! | ! | ! | ! | ! | ! | ! | ! | ! | ! | ! | | | * | t | * | t | t | t | t | t | t | t | t | t | t | t | t | t | t | t | |
USA | 2026 | Jason Zeng | 481 | | * | * | * | * | * | * | * | * | x | ! | ! | x | ! | x | x | ! | ! | ! | x | ! | | | * | * | x | * | * | * | * | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | |
USA | 2025 | Daniel Wu | 446 | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | x | * | * | * | * | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | | | * | * | * | * | * | t | t | t | t | t | t | t | t | t | t | t | t | t | |
USA | 2029 | Kai Jiang | 446 | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | x | * | * | * | * | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | | | * | * | * | * | * | t | t | t | t | t | t | t | t | t | t | t | t | t | |
Observers:
Country |
Name |
Score |
| Problem 1 | | Problem 2 | | Problem 3 |
USA | Andrew He | 1000 | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | |
ZAF | Bruce Merry | 717 | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | * | * | * | * | * | t | t | t | t | t | t | t | t | t | t | t | t | t | t | t | t | t | | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | |
USA | Dilhan Salgado | 717 | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | * | * | * | * | * | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | |
CAN | Kevin Sun | 708 | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | ! | ! | ! | ! | ! | ! | * | * | ! | ! | ! | ! | t | t | t | t | |
CHN | Hanwen Yu | 583 | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | * | * | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | x | | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | t | t | t | t | |
CHN | Sicheng Xu | 521 | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * | x | * | x | x | x | x | x | * | * | * | * | x | x | * | * | * | * | |
USA | Jay Leeds | 475 | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | * | * | * | * | * | x | x | x | x | x | x | * | x | x | x | x | * | x | x | x | x | * | | | * | * | x | x | x | x | x | x | * | * | x | x | x | x | x | x | x | x | |
CHN | Guoyi Chen | 458 | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * | * | * | * | t | t | t | t | * | * | * | * | t | t | t | t | t | t | |
CHN | Jerry Zhang | 454 | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | * | * | * | x | x | * | * | * | * | * | x | x | x | x | x | x | x | x | x | x | x | x | | | * | t | * | t | t | t | t | t | t | t | t | t | t | t | t | t | t | t | |
CHN | Jing Zhang | 421 | | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | * | | | * | * | * | * | * | * | * | x | x | x | x | x | x | x | x | x | x | x | x | * | x | x | x | x | | | * | t | * | t | t | t | t | t | t | t | t | t | t | t | t | t | t | t | |