{
  "id": 11564690,
  "title": "How I Think and Solve Count Ways to Distribute Candies in Elixir",
  "url": "https://urgent.news/2026/10/03/como-penso-e-resolvo-count-ways-to-distribute-candies-em-elixir",
  "topic": "tech",
  "section": "Tech",
  "published": "2026-10-03T00:44:10.000Z",
  "source": {
    "name": "Dev.to",
    "slug": "dev-to",
    "url": "https://dev.to/matheuscamarques/como-penso-e-resolvo-count-ways-to-distribute-candies-em-elixir-4fi1"
  },
  "original_language": "pt",
  "account": "The article discusses the problem of distributing unique candies into non-empty bags, a combinatorial challenge. The goal is to find the number of ways to distribute n unique candies into k non-empty bags, with the result taken modulo 10⁹ + 7. This problem is related to Stirling numbers of the second kind, denoted as S(n, k) or {n \\brace k}. A dynamic programming approach is used to solve the problem efficiently, leveraging the recurrence relation S(n, k) = k × S(n-1, k) + S(n-1, k-1).",
  "summary": "Como Penso e Resolvo \"Count Ways to Distribute Candies\" em Elixir Um Guia Completo da Força Bruta aos Números de Stirling Na sequência do artigo anterior sobre Distribute Candies Among Children II , vamos agora encarar um problema que eleva a combinatória a outro patamar: Count Ways to Distribute Candies (LeetCode 1692). Enquanto o problema anterior lidava com doces idênticos e crianças distintas…",
  "key_points": [
    "Distributing unique candies into non-empty bags based on Stirling numbers of the second kind",
    "Recurrence of Stirling numbers used for efficient calculation via dynamic programming",
    "Exploring Stirling numbers to determine ways to distribute candies"
  ],
  "editors_take": "This approach leverages Second Kind Stirling numbers to efficiently calculate the number of ways to distribute unique candies into non-empty bags, illustrating a dynamic programming solution.",
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}