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   "source": [
    "# 17-05 · Проверка победы\n",
    "\n",
    "Практика к разделу [«Проверяем после каждого хода, победил ли игрок»](../../site/chapters/glava-17/17-05-proverka-pobedy.html)."
   ]
  },
  {
   "cell_type": "markdown",
   "id": "ecfef97d",
   "metadata": {},
   "source": [
    "## Цель\n",
    "\n",
    "Проверить все восемь выигрышных линий."
   ]
  },
  {
   "cell_type": "markdown",
   "id": "a05e838e",
   "metadata": {},
   "source": [
    "## Рабочий пример"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 1,
   "id": "03e6e130",
   "metadata": {
    "execution": {
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     "iopub.status.idle": "2026-08-14T21:02:28.462324Z",
     "shell.execute_reply": "2026-08-14T21:02:28.461764Z"
    }
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "X\n"
     ]
    }
   ],
   "source": [
    "def proverit_pobedu(polya_teksty):\n",
    "    linii_pobedy = [\n",
    "        (0, 1, 2), (3, 4, 5), (6, 7, 8),\n",
    "        (0, 3, 6), (1, 4, 7), (2, 5, 8),\n",
    "        (0, 4, 8), (2, 4, 6),\n",
    "    ]\n",
    "    for a, b, c in linii_pobedy:\n",
    "        znacheniya = (polya_teksty[a], polya_teksty[b], polya_teksty[c])\n",
    "        if znacheniya[0] != \"\" and znacheniya[0] == znacheniya[1] == znacheniya[2]:\n",
    "            return znacheniya[0]\n",
    "    return None\n",
    "\n",
    "# верхняя строка выиграна X\n",
    "doska = [\"X\", \"X\", \"X\", \"\", \"O\", \"O\", \"\", \"\", \"\"]\n",
    "print(proverit_pobedu(doska))"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "8785a6d6",
   "metadata": {},
   "source": [
    "## Эксперимент 1 — все восемь линий"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "id": "1332be14",
   "metadata": {
    "execution": {
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     "shell.execute_reply": "2026-08-14T21:02:28.468535Z"
    }
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "строка 1: получили X, ожидали X -> OK\n",
      "строка 2: получили O, ожидали O -> OK\n",
      "столбец 1: получили X, ожидали X -> OK\n",
      "диагональ: получили X, ожидали X -> OK\n",
      "антидиагональ: получили X, ожидали X -> OK\n",
      "нет победителя: получили None, ожидали None -> OK\n"
     ]
    }
   ],
   "source": [
    "test_slucai = [\n",
    "    ([\"X\",\"X\",\"X\",\"\",\"\",\"\",\"\",\"\",\"\"], \"X\", \"строка 1\"),\n",
    "    ([\"\",\"\",\"\",\"O\",\"O\",\"O\",\"\",\"\",\"\"], \"O\", \"строка 2\"),\n",
    "    ([\"X\",\"\",\"\",\"X\",\"\",\"\",\"X\",\"\",\"\"], \"X\", \"столбец 1\"),\n",
    "    ([\"X\",\"\",\"\",\"\",\"X\",\"\",\"\",\"\",\"X\"], \"X\", \"диагональ\"),\n",
    "    ([\"\",\"\",\"X\",\"\",\"X\",\"\",\"X\",\"\",\"\"], \"X\", \"антидиагональ\"),\n",
    "    ([\"X\",\"O\",\"X\",\"O\",\"X\",\"O\",\"O\",\"X\",\"O\"], None, \"нет победителя\"),\n",
    "]\n",
    "\n",
    "for doska, ozhidaemyj, opisanie in test_slucai:\n",
    "    result = proverit_pobedu(doska)\n",
    "    status = \"OK\" if result == ozhidaemyj else \"ОШИБКА\"\n",
    "    print(f\"{opisanie}: получили {result}, ожидали {ozhidaemyj} -> {status}\")"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "ed11895d",
   "metadata": {},
   "source": [
    "## Проверка результата"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "id": "b02e52bd",
   "metadata": {
    "execution": {
     "iopub.execute_input": "2026-08-14T21:02:28.470539Z",
     "iopub.status.busy": "2026-08-14T21:02:28.470379Z",
     "iopub.status.idle": "2026-08-14T21:02:28.473194Z",
     "shell.execute_reply": "2026-08-14T21:02:28.472677Z"
    }
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Обе проверки пройдены.\n"
     ]
    }
   ],
   "source": [
    "assert proverit_pobedu([\"X\",\"X\",\"X\",\"\",\"\",\"\",\"\",\"\",\"\"]) == \"X\"\n",
    "assert proverit_pobedu([\"O\",\"X\",\"O\",\"X\",\"O\",\"X\",\"X\",\"O\",\"X\"]) is None\n",
    "print(\"Обе проверки пройдены.\")"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "d48af05c",
   "metadata": {},
   "source": [
    "## Задание ★ Базовая практика — ничья"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "id": "19507343",
   "metadata": {
    "execution": {
     "iopub.execute_input": "2026-08-14T21:02:28.474430Z",
     "iopub.status.busy": "2026-08-14T21:02:28.474260Z",
     "iopub.status.idle": "2026-08-14T21:02:28.477635Z",
     "shell.execute_reply": "2026-08-14T21:02:28.477120Z"
    }
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Заполнено: True\n",
      "Победитель: None\n"
     ]
    }
   ],
   "source": [
    "def polye_zapolneno(polya_teksty):\n",
    "    return all(t != \"\" for t in polya_teksty)\n",
    "\n",
    "polnaya_bez_pobeditelya = [\"X\",\"O\",\"X\",\"X\",\"O\",\"O\",\"O\",\"X\",\"X\"]\n",
    "print(\"Заполнено:\", polye_zapolneno(polnaya_bez_pobeditelya))\n",
    "print(\"Победитель:\", proverit_pobedu(polnaya_bez_pobeditelya))"
   ]
  }
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