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"question": {
"questionId": "1000564",
"questionFrontendId": "LCP 76",
"categoryTitle": "Algorithms",
"boundTopicId": 2238205,
"title": "魔法棋盘",
"titleSlug": "1ybDKD",
"content": "",
"translatedTitle": "魔法棋盘",
"translatedContent": "在大小为 `n * m` 的棋盘中,有两种不同的棋子:黑色,红色。当两颗颜色不同的棋子同时满足以下两种情况时,将会产生魔法共鸣:\n- 两颗异色棋子在同一行或者同一列\n- 两颗异色棋子之间恰好只有一颗棋子\n\n由于棋盘上被施加了魔法禁制棋盘上的部分格子变成问号。`chessboard[i][j]` 表示棋盘第 `i` 行 `j` 列的状态:\n- 若为 `.` ,表示当前格子确定为空\n- 若为 `B` ,表示当前格子确定为 黑棋\n- 若为 `R` ,表示当前格子确定为 红棋\n- 若为 `?` ,表示当前格子待定\n\n现在探险家小扣的任务是确定所有问号位置的状态留空/放黑棋/放红棋),使最终的棋盘上,任意两颗棋子间都 **无法** 产生共鸣。请返回可以满足上述条件的放置方案数量。\n\n**示例1**\n> 输入:`n = 3, m = 3, chessboard = [\"..R\",\"..B\",\"?R?\"]`\n>\n> 输出:`5`\n>\n> 解释:给定的棋盘如图:\n>![image.png](https://pic.leetcode.cn/1681714583-unbRox-image.png){:height=150px}\n> 所有符合题意的最终局面如图:\n>![image.png](https://pic.leetcode.cn/1681714596-beaOHK-image.png){:height=150px}\n\n**示例2**\n> 输入:`n = 3, m = 3, chessboard = [\"?R?\",\"B?B\",\"?R?\"]`\n>\n> 输出:`105`\n\n**提示:**\n- `n == chessboard.length`\n- `m == chessboard[i].length`\n- `1 <= n*m <= 30`\n- `chessboard` 中仅包含 `\".\"、\"B\"、\"R\"、\"?\"`",
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"lang": "C++",
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"code": "class Solution {\npublic:\n long long getSchemeCount(int n, int m, vector<string>& chessboard) {\n\n }\n};",
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"code": "class Solution(object):\n def getSchemeCount(self, n, m, chessboard):\n \"\"\"\n :type n: int\n :type m: int\n :type chessboard: List[str]\n :rtype: int\n \"\"\"",
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"code": "public class Solution {\n public long GetSchemeCount(int n, int m, string[] chessboard) {\n\n }\n}",
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"code": "/**\n * @param {number} n\n * @param {number} m\n * @param {string[]} chessboard\n * @return {number}\n */\nvar getSchemeCount = function(n, m, chessboard) {\n\n};",
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"code": "# @param {Integer} n\n# @param {Integer} m\n# @param {String[]} chessboard\n# @return {Integer}\ndef get_scheme_count(n, m, chessboard)\n\nend",
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"code": "class Solution {\n\n /**\n * @param Integer $n\n * @param Integer $m\n * @param String[] $chessboard\n * @return Integer\n */\n function getSchemeCount($n, $m, $chessboard) {\n\n }\n}",
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"code": "-spec get_scheme_count(N :: integer(), M :: integer(), Chessboard :: [unicode:unicode_binary()]) -> integer().\nget_scheme_count(N, M, Chessboard) ->\n .",
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"sampleTestCase": "3\n3\n[\"..R\",\"..B\",\"?R?\"]",
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