r/usaco↗
USA Computing Olympiad
Anything and everything related to algorithmic programming, especially related to USACO and the IOI.
5.4k subscribers16 posts / mo in Sep 202615 authors / mosince 2015
r/usaco has 5.4k members. It gets about 16 posts a month from 15 people. Top topics: Exam Cheating, Programming Languages and Results Day.
Want to see everything the full report shows? Explore a full example: r/birding, no sign-up.
When to post on r/usaco
You've used today's free reports
Visitors without an account can open 3 subreddit reports a day. The best time to post on r/usaco, removal risk and the rest of the report are one step away.
How r/usaco has grown
Subscriber growth
Subscribers over time
Monthly activity
Posts, comments and authors per month
Topics and brands on r/usaco
Top topics
Share of the subreddit's posts
- Exam Cheating0.9%
- Programming Languages0.8%
- Results Day0.8%
- Elo Ladder0.7%
- LeetCode Practice0.7%
Posting rules for r/usaco
Which post types r/usaco allows, the karma and account age it asks for, required flair, and every community rule — read from Reddit.
Unlock this for r/usaco
The blurred cards are a preview of the layout. The real numbers for r/usaco open with an account.
How often posts get removed on r/usaco
The best day and hour for r/usaco, how many posts moderators remove and which kinds, the shape of its year, and weekdays against weekends.
Unlock this for r/usaco
The blurred cards are a preview of the layout. The real numbers for r/usaco open with an account.
What works on r/usaco
Title and body length that does well on r/usaco, and its mix of text posts, links, images, galleries and video.
Unlock this for r/usaco
The blurred cards are a preview of the layout. The real numbers for r/usaco open with an account.
Who posts on r/usaco
Gender and age of the people who write on r/usaco, the countries and US states they live in, their jobs, and whether a few regulars carry the conversation.
Unlock this for r/usaco
The blurred cards are a preview of the layout. The real numbers for r/usaco open with an account.
What people ask for on r/usaco
Requests for recommendations, help and alternatives on r/usaco, its signature words and phrases, the brands and sites people link with counts, and the tone of the comments.
Unlock this for r/usaco
The blurred cards are a preview of the layout. The real numbers for r/usaco open with an account.
See all of r/usaco
Want to see everything the full report shows? Explore a full example: r/birding, no sign-up.
Posts and activity for Sep 2026. Members from Reddit's subscriber counts. Read from the same data the app runs on. Our research