leetcode-problemset/leetcode-cn/originData/bitwise-ors-of-subarrays.json

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            "title": "Bitwise ORs of Subarrays",
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            "content": "<p>Given an integer array <code>arr</code>, return <em>the number of distinct bitwise ORs of all the non-empty subarrays of</em> <code>arr</code>.</p>\n\n<p>The bitwise OR of a subarray is the bitwise OR of each integer in the subarray. The bitwise OR of a subarray of one integer is that integer.</p>\n\n<p>A <strong>subarray</strong> is a contiguous non-empty sequence of elements within an array.</p>\n\n<p>&nbsp;</p>\n<p><strong class=\"example\">Example 1:</strong></p>\n\n<pre>\n<strong>Input:</strong> arr = [0]\n<strong>Output:</strong> 1\n<strong>Explanation:</strong> There is only one possible result: 0.\n</pre>\n\n<p><strong class=\"example\">Example 2:</strong></p>\n\n<pre>\n<strong>Input:</strong> arr = [1,1,2]\n<strong>Output:</strong> 3\n<strong>Explanation:</strong> The possible subarrays are [1], [1], [2], [1, 1], [1, 2], [1, 1, 2].\nThese yield the results 1, 1, 2, 1, 3, 3.\nThere are 3 unique values, so the answer is 3.\n</pre>\n\n<p><strong class=\"example\">Example 3:</strong></p>\n\n<pre>\n<strong>Input:</strong> arr = [1,2,4]\n<strong>Output:</strong> 6\n<strong>Explanation:</strong> The possible results are 1, 2, 3, 4, 6, and 7.\n</pre>\n\n<p>&nbsp;</p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>1 &lt;= arr.length &lt;= 5 * 10<sup>4</sup></code></li>\n\t<li><code>0 &lt;= arr[i] &lt;= 10<sup>9</sup></code></li>\n</ul>\n",
            "translatedTitle": "子数组按位或操作",
            "translatedContent": "<p>我们有一个非负整数数组<meta charset=\"UTF-8\" />&nbsp;<code>arr</code>&nbsp;。</p>\n\n<p>对于每个（连续的）子数组<meta charset=\"UTF-8\" />&nbsp;<code>sub = [arr[i], arr[i + 1], ..., arr[j]]</code>&nbsp;（&nbsp;<code>i &lt;= j</code>），我们对<meta charset=\"UTF-8\" />&nbsp;<code>sub</code>&nbsp;中的每个元素进行按位或操作，获得结果<meta charset=\"UTF-8\" />&nbsp;<code>arr[i] | arr[i + 1] | ... | arr[j]</code>&nbsp;。</p>\n\n<p>返回可能结果的数量。 多次出现的结果在最终答案中仅计算一次。</p>\n\n<p>&nbsp;</p>\n\n<p><strong>示例 1：</strong></p>\n\n<pre>\n<strong>输入：</strong>arr = [0]\n<strong>输出：</strong>1\n<strong>解释：</strong>\n只有一个可能的结果 0 。\n</pre>\n\n<p><strong>示例 2：</strong></p>\n\n<pre>\n<strong>输入：</strong>arr = [1,1,2]\n<strong>输出：</strong>3\n<strong>解释：</strong>\n可能的子数组为 [1]，[1]，[2]，[1, 1]，[1, 2]，[1, 1, 2]。\n产生的结果为 1，1，2，1，3，3 。\n有三个唯一值，所以答案是 3 。\n</pre>\n\n<p><strong>示例&nbsp;3：</strong></p>\n\n<pre>\n<strong>输入：</strong>arr = [1,2,4]\n<strong>输出：</strong>6\n<strong>解释：</strong>\n可能的结果是 1，2，3，4，6，以及 7 。\n</pre>\n\n<p>&nbsp;</p>\n\n<p><strong>提示：</strong><meta charset=\"UTF-8\" /></p>\n\n<ul>\n\t<li><code>1 &lt;= nums.length &lt;= 5 * 10<sup>4</sup></code></li>\n\t<li><code>0 &lt;= nums[i]&nbsp;&lt;= 10<sup>9</sup></code>​​​​​​​</li>\n</ul>\n",
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