# Final Results: USACO 2023 US Open 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  2024    Kaixuan Li1000 ********************* ********************* ********************
CHN  2024    Weixin Kong1000 ********************* ********************* ********************
CHN  2024    HongYi Wang1000 ********************* ********************* ********************
CHN  2024    Qingyu Shi1000 ********************* ********************* ********************
CHN  2025    Duizao Wang1000 ********************* ********************* ********************
NZL  2024    David Wang1000 ********************* ********************* ********************
CHN  2025    Chenyu Qiu1000 ********************* ********************* ********************
CAN  2024    Xiuzhu Qi1000 ********************* ********************* ********************
CHN  2024    Xiayu Lyu1000 ********************* ********************* ********************

## Pre-College Participants (USA only):

Country Year Name Score    Problem 1    Problem 2    Problem 3
USA  2023    Hankai Zhang804 ********************* ********************* **********xxxxxxxxxx
USA  2025    Rain Jiang804 ********************* ********************* **********tttttttttt
USA  2025    Sicheng Zhou804 ********************* ********************* **********tttttttttt
USA  2024    Yibo Cheng706 ********************* ********************* *****ttttt!!!!!!!!!!
USA  2025    Haorun Li706 ********************* ********************* *****ttttttttttttttt
USA  2024    Luoluo Li706 ********************* ********************* *****!!!!!!!!!!!!!!!
USA  2024    Yifan Kang571 ********************* *******!!!!!!!!!!!!!! **********tttttttttt
USA  2025    Agastya Goel571 ********************* *******tttttttttttttt **********xxxxtttttt
USA  2025    Brian Xue571 ********************* *******!!!!!!!!!!!!!! **********tttttttttt

## Observers:

Country Name Score    Problem 1    Problem 2    Problem 3