My USACO Practice Question
Over the past few week, I’ve been diving deep into USACO problems to sharpen my competitive programming skills, and each problem has helped me improve in a specific algorithmic area. Problems like Just Green Enough, Rectangular Pasture, No Time to Paint, and Painting Fence Post helped me understand the power of prefix sums especially for…
My USACO Practice question
Over the past few weeks, I’ve been practicing for the USACO Silver contests and solving a wide variety of problems that have helped me grow as a competitive programmer. Through these problems, I’ve learned several important algorithms and techniques, including prefix sums, DFS, BFS, reverse and multi source BFS, flood fill, greedy algorithms, and the…
Great Result on Gauss Contest
This year, on May 14th, I participated in the Gauss Contest (Grade 7 division). The result was a complete success: I scored 115, the highest mark in my school, and ranked in the top 25% of all participants who wrote the contest. I was able to confidently solve most of the questions up to number…
How I Help My Teacher Improve My Class of Math Grade
This month, I discovered that my class’s math grades are highly polarized. Fifteen percent of the students excel at understanding and solving problems, while the rest are either average or struggling. I hadn’t realized this disparity until March 12, when our teacher finally allowed us to see each other’s marks. Earlier this week, I discussed…
YRDSB Elementary Robotic competition 2025 February 26
On February 26, my team and I represented Randall Public School at the YRDSB Elementary Robotics Competition in the Junior Division. Our team consisted of four members, including myself, and I was the team leader. The competition required us to program a robot to complete various challenges, such as picking up blocks, shooting caps into…
Passing USACO bronze section
Two months ago, I participated in the USA Computing Olympiad (USACO) Bronze division, and the result was a great success. I scored 767 points across three problems. In the first problem, Roundabout Rounding, I solved all 13 test cases correctly, and it took me about an hour to complete. For the second problem, Farmer John’s…
Lanqiaobei-Blue Bridge Cup
In this weekend I attend the Lanqiaobei competition and Sunday is the day of the national competition. This competition is an online one and it faces at all the Chinese people.You have to go through three rounds to know your prize:first you need to fight against the kid living in the same District as you,then…
Roborave Asia Championship
In the last month I participated in the Roborave competition.I was part of primary line patrol group.My team was the winner.there were four rounds and take the best two times.There were customary and elimination game I will tell the elimination games now. Our team has two types of program: the general patrol and the gyroscope…
Botball
During the winter vacation,I attend the botball race as part of the mast master group,there seven project you need to success four on the morning and three on the afternoon and there’s a mystery project,in each pm and am you need to build a robot first and let the robot to clamp the can. It…
Million rabbit Program
In the spring festival holiday,I write a million rabbit program because this year is rabbit year ,I came up the idea from a fast food restaurant there is hundreds of chickens on the tablecloth. I want to do like this: firstly I want to make it all different and colorful, second the rabbit will covered…
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