api.md

AtCoder Problems API / Datasets

We unofficially provide API to get information about AtCoder.

Caution

• Please don't hit API so often. Please sleep for more than 1 second between accesses.
• We sometimes deprecate old APIs and replace them with new ones. Please carefully watch this repository and update your application to use the latest API.

Information API

Contests Information

• https://kenkoooo.com/atcoder/resources/contests.json

Problems Information

• https://kenkoooo.com/atcoder/resources/problems.json

Detailed Problems Information

• https://kenkoooo.com/atcoder/resources/merged-problems.json

Pairs of Contests and Problems

• https://kenkoooo.com/atcoder/resources/contest-problem.json

Statistics API

Accepted Count

• https://kenkoooo.com/atcoder/resources/ac.json

Rated Point Sum

• https://kenkoooo.com/atcoder/resources/sums.json

Longest Streak (JST) Count

• https://kenkoooo.com/atcoder/resources/streaks.json

Accepted Count for each language

• https://kenkoooo.com/atcoder/resources/lang.json

Submission API

User Submissions

Interface

https://kenkoooo.com/atcoder/atcoder-api/results?user={user_id}

Example

• https://kenkoooo.com/atcoder/atcoder-api/results?user=wata

Submissions at the time

Interface

https://kenkoooo.com/atcoder/atcoder-api/v3/from/{unix_time_second}

Example

• https://kenkoooo.com/atcoder/atcoder-api/v3/from/1505342145

Deprecated

• /v2/user_info
• /atcoder/atcoder-api/info/*

Datasets

Submissions

This will be updated once a week.

• https://s3-ap-northeast-1.amazonaws.com/kenkoooo/submissions.csv.gz

Estimated Difficulties of the Problems

• https://kenkoooo.com/atcoder/resources/problem-models.json