{
  "schemaVersion": "1.0",
  "id": "zh-sudoku-0031-yv163n",
  "type": "sudoku",
  "locale": "zh",
  "slug": "sudoku-easy-0031",
  "title": "数独挑战 031",
  "description": "数独 easy 难度谜题，可在线游玩，也可打印，并可直接用于 App WebView。",
  "difficulty": "easy",
  "seed": "playonepage-v1-zh-sudoku-31",
  "sequence": 31,
  "tags": [
    "sudoku",
    "easy",
    "zh"
  ],
  "audience": "全年龄",
  "createdAt": "2026-05-30T00:00:00.000Z",
  "print": {
    "title": "数独挑战 031",
    "instructions": "填满空格，让每一行、每一列和每个 2x2 宫都包含 1-4。"
  },
  "routes": {
    "json": "/puzzles/v1/zh/sudoku/zh-sudoku-0031-yv163n.json",
    "embed": "/embed/v1/zh/sudoku/zh-sudoku-0031-yv163n.html",
    "web": "/zh/puzzles/sudoku/sudoku-easy-0031/"
  },
  "puzzle": {
    "size": 4,
    "boxWidth": 2,
    "boxHeight": 2,
    "givens": [
      null,
      4,
      3,
      2,
      null,
      2,
      1,
      null,
      2,
      null,
      4,
      1,
      4,
      null,
      null,
      3
    ]
  },
  "solution": {
    "kind": "sudoku",
    "solutionGrid": [
      1,
      4,
      3,
      2,
      3,
      2,
      1,
      4,
      2,
      3,
      4,
      1,
      4,
      1,
      2,
      3
    ]
  },
  "estimatedMinutes": 3
}