AtCoder Beginner Contest 460 参加記録と解答例 (A D問題)
The article discusses the author's participation in AtCoder Beginner Contest 460, detailing the solutions for problems A to D. It includes explanations of the problems, the strategies used to solve them, and the Python code submitted. The author reflects on the contest experience and shares insights into competitive programming.
- ▪The article covers solutions for problems A to D from AtCoder Beginner Contest 460.
- ▪It includes detailed explanations and Python code for each problem.
- ▪The author shares their strategies and thought processes during the contest.
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Record
| Original publisher | DEV.to (Top) |
| Canonical URL | https://dev.to/iwamutsu256/atcoder-beginner-contest-460-can-jia-ji-lu-tojie-da-li-a-dwen-ti--3jk2 |
| Publication time | Sat, 30 May 2026 14:48:27 +0000 |
| Retrieval time | 2026-05-30T14:59:38.696Z |
| Last seen | 2026-05-30T14:59:38.696Z |
| Headline source | Publisher (no WeSearch rewrite) |
| Excerpt source | publisher body |
| Excerpt method | First ~120 words (~800 chars) of extracted publisher body, fair-use limited. |
| Summary | WeSearch · cerebras-chat (WeSearch summarizer) |
| Summary source text | contentText |
| Citation coverage | Summary is a WeSearch-generated derivative; primary citation is the original publisher URL. |
| Cluster | sRa17F_1R39_ |
| Cluster logic | Grouped by semantic title/content similarity across sources within a rolling window. Same-publisher template collisions are excluded from coverage comparison. |
| Ranking reason | Story pages are not engagement-ranked. Hub feeds use recency, with optional source-diversified chronological ordering (cap consecutive stories per source). No personalized ranking. |
| Publisher visit | Yes — open original |
| Substitutes article? | No — link-out required for full text |
Rights status (four layers)
WeSearch handling by dimension
| Indexing | May the item be indexed (stored, ranked, made findable)? | Allowed |
| Snippet | May a short excerpt of the publisher's text be shown? | Allowed |
| AI summary | May WeSearch generate its own short summary of the article? | Limited |
| Retrieval / RAG | May the content be exposed for third-party retrieval-augmented generation? | Not asserted |
| Model training | May the content be used to train AI models? | Not asserted |
| Commercial reuse | May the content be reused commercially? | Not permitted |
Basis: Derived from the published RSS/Atom feed. Contact: [email protected]. Reviewed: 2026-07-24.
Opening excerpt (first ~120 words) tap to expand
try { if(localStorage) { let currentUser = localStorage.getItem('current_user'); if (currentUser) { currentUser = JSON.parse(currentUser); if (currentUser.id === 3813685) { document.getElementById('article-show-container').classList.add('current-user-is-article-author'); } } } } catch (e) { console.error(e); } iwamutsu256 Posted on May 30 AtCoder Beginner Contest 460 参加記録と解答例 (A D問題) #atcoder #python #競技プログラミング #多始点bfs 本記事は、AtCoder Beginner Contest 460 (ABC460) に参加した際の、A〜D問題の復習と解答の備忘録です。コンテスト中に考えた解法の方針や、提出したPythonのコードについて整理しています。 A - Mod While Positive 配点 : 100 点 問題文 正整数 $N, M$ が与えられます。 $M$ の値が 0 でない間以下の操作を繰り返すとき、操作を行う回数を求めてください。 $N$ を $M$ で割った余りを $x$ とする。 $M$ の値を $x$ で置き換える。 なお、この操作を有限回行うことにより $M=0$ になることが証明できます。 制約 $1 \le N, M \le 1000$ 入力される値はすべて整数 自分の解答の方針 $M=0$ が保証されているので、 $M=0$…
Excerpt limited to ~120 words for fair-use compliance. The full article is at DEV.to (Top).
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