leetcode-problemset/leetcode-cn/originData/non-decreasing-subsequences.json

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            "questionId": "491",
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            "title": "Non-decreasing Subsequences",
            "titleSlug": "non-decreasing-subsequences",
            "content": "<p>Given an integer array <code>nums</code>, return <em>all the different possible non-decreasing subsequences of the given array with at least two elements</em>. You may return the answer in <strong>any order</strong>.</p>\n\n<p>&nbsp;</p>\n<p><strong class=\"example\">Example 1:</strong></p>\n\n<pre>\n<strong>Input:</strong> nums = [4,6,7,7]\n<strong>Output:</strong> [[4,6],[4,6,7],[4,6,7,7],[4,7],[4,7,7],[6,7],[6,7,7],[7,7]]\n</pre>\n\n<p><strong class=\"example\">Example 2:</strong></p>\n\n<pre>\n<strong>Input:</strong> nums = [4,4,3,2,1]\n<strong>Output:</strong> [[4,4]]\n</pre>\n\n<p>&nbsp;</p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>1 &lt;= nums.length &lt;= 15</code></li>\n\t<li><code>-100 &lt;= nums[i] &lt;= 100</code></li>\n</ul>\n",
            "translatedTitle": "非递减子序列",
            "translatedContent": "<p>给你一个整数数组 <code>nums</code> ，找出并返回所有该数组中不同的递增子序列，递增子序列中 <strong>至少有两个元素</strong> 。你可以按 <strong>任意顺序</strong> 返回答案。</p>\n\n<p>数组中可能含有重复元素，如出现两个整数相等，也可以视作递增序列的一种特殊情况。</p>\n\n<p>&nbsp;</p>\n\n<p><strong>示例 1：</strong></p>\n\n<pre>\n<strong>输入：</strong>nums = [4,6,7,7]\n<strong>输出：</strong>[[4,6],[4,6,7],[4,6,7,7],[4,7],[4,7,7],[6,7],[6,7,7],[7,7]]\n</pre>\n\n<p><strong>示例 2：</strong></p>\n\n<pre>\n<strong>输入：</strong>nums = [4,4,3,2,1]\n<strong>输出：</strong>[[4,4]]\n</pre>\n\n<p>&nbsp;</p>\n\n<p><strong>提示：</strong></p>\n\n<ul>\n\t<li><code>1 &lt;= nums.length &lt;= 15</code></li>\n\t<li><code>-100 &lt;= nums[i] &lt;= 100</code></li>\n</ul>\n",
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