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"question": {
"questionId": "3170",
"questionFrontendId": "2905",
"categoryTitle": "Algorithms",
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"title": "Find Indices With Index and Value Difference II",
"titleSlug": "find-indices-with-index-and-value-difference-ii",
"content": "<p>You are given a <strong>0-indexed</strong> integer array <code>nums</code> having length <code>n</code>, an integer <code>indexDifference</code>, and an integer <code>valueDifference</code>.</p>\n\n<p>Your task is to find <strong>two</strong> indices <code>i</code> and <code>j</code>, both in the range <code>[0, n - 1]</code>, that satisfy the following conditions:</p>\n\n<ul>\n\t<li><code>abs(i - j) &gt;= indexDifference</code>, and</li>\n\t<li><code>abs(nums[i] - nums[j]) &gt;= valueDifference</code></li>\n</ul>\n\n<p>Return <em>an integer array</em> <code>answer</code>, <em>where</em> <code>answer = [i, j]</code> <em>if there are two such indices</em>, <em>and</em> <code>answer = [-1, -1]</code> <em>otherwise</em>. If there are multiple choices for the two indices, return <em>any of them</em>.</p>\n\n<p><strong>Note:</strong> <code>i</code> and <code>j</code> may be <strong>equal</strong>.</p>\n\n<p>&nbsp;</p>\n<p><strong class=\"example\">Example 1:</strong></p>\n\n<pre>\n<strong>Input:</strong> nums = [5,1,4,1], indexDifference = 2, valueDifference = 4\n<strong>Output:</strong> [0,3]\n<strong>Explanation:</strong> In this example, i = 0 and j = 3 can be selected.\nabs(0 - 3) &gt;= 2 and abs(nums[0] - nums[3]) &gt;= 4.\nHence, a valid answer is [0,3].\n[3,0] is also a valid answer.\n</pre>\n\n<p><strong class=\"example\">Example 2:</strong></p>\n\n<pre>\n<strong>Input:</strong> nums = [2,1], indexDifference = 0, valueDifference = 0\n<strong>Output:</strong> [0,0]\n<strong>Explanation:</strong> In this example, i = 0 and j = 0 can be selected.\nabs(0 - 0) &gt;= 0 and abs(nums[0] - nums[0]) &gt;= 0.\nHence, a valid answer is [0,0].\nOther valid answers are [0,1], [1,0], and [1,1].\n</pre>\n\n<p><strong class=\"example\">Example 3:</strong></p>\n\n<pre>\n<strong>Input:</strong> nums = [1,2,3], indexDifference = 2, valueDifference = 4\n<strong>Output:</strong> [-1,-1]\n<strong>Explanation:</strong> In this example, it can be shown that it is impossible to find two indices that satisfy both conditions.\nHence, [-1,-1] is returned.</pre>\n\n<p>&nbsp;</p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>1 &lt;= n == nums.length &lt;= 10<sup>5</sup></code></li>\n\t<li><code>0 &lt;= nums[i] &lt;= 10<sup>9</sup></code></li>\n\t<li><code>0 &lt;= indexDifference &lt;= 10<sup>5</sup></code></li>\n\t<li><code>0 &lt;= valueDifference &lt;= 10<sup>9</sup></code></li>\n</ul>\n",
"translatedTitle": "找出满足差值条件的下标 II",
"translatedContent": "<p>给你一个下标从 <strong>0</strong> 开始、长度为 <code>n</code> 的整数数组 <code>nums</code> ,以及整数 <code>indexDifference</code> 和整数 <code>valueDifference</code> 。</p>\n\n<p>你的任务是从范围 <code>[0, n - 1]</code> 内找出&nbsp; <strong>2</strong> 个满足下述所有条件的下标 <code>i</code> 和 <code>j</code> </p>\n\n<ul>\n\t<li><code>abs(i - j) &gt;= indexDifference</code> 且</li>\n\t<li><code>abs(nums[i] - nums[j]) &gt;= valueDifference</code></li>\n</ul>\n\n<p>返回整数数组 <code>answer</code>。如果存在满足题目要求的两个下标,则 <code>answer = [i, j]</code> ;否则,<code>answer = [-1, -1]</code> 。如果存在多组可供选择的下标对,只需要返回其中任意一组即可。</p>\n\n<p><strong>注意:</strong><code>i</code> 和 <code>j</code> 可能 <strong>相等</strong> 。</p>\n\n<p>&nbsp;</p>\n\n<p><strong>示例 1</strong></p>\n\n<pre>\n<strong>输入:</strong>nums = [5,1,4,1], indexDifference = 2, valueDifference = 4\n<strong>输出:</strong>[0,3]\n<strong>解释:</strong>在示例中,可以选择 i = 0 和 j = 3 。\nabs(0 - 3) &gt;= 2 且 abs(nums[0] - nums[3]) &gt;= 4 。\n因此[0,3] 是一个符合题目要求的答案。\n[3,0] 也是符合题目要求的答案。\n</pre>\n\n<p><strong>示例 2</strong></p>\n\n<pre>\n<strong>输入:</strong>nums = [2,1], indexDifference = 0, valueDifference = 0\n<strong>输出:</strong>[0,0]\n<strong>解释:</strong>\n在示例中可以选择 i = 0 和 j = 0 。 \nabs(0 - 0) &gt;= 0 且 abs(nums[0] - nums[0]) &gt;= 0 。 \n因此[0,0] 是一个符合题目要求的答案。 \n[0,1]、[1,0] 和 [1,1] 也是符合题目要求的答案。 \n</pre>\n\n<p><strong>示例 3</strong></p>\n\n<pre>\n<strong>输入:</strong>nums = [1,2,3], indexDifference = 2, valueDifference = 4\n<strong>输出:</strong>[-1,-1]\n<strong>解释:</strong>在示例中,可以证明无法找出 2 个满足所有条件的下标。\n因此返回 [-1,-1] 。</pre>\n\n<p>&nbsp;</p>\n\n<p><strong>提示:</strong></p>\n\n<ul>\n\t<li><code>1 &lt;= n == nums.length &lt;= 10<sup>5</sup></code></li>\n\t<li><code>0 &lt;= nums[i] &lt;= 10<sup>9</sup></code></li>\n\t<li><code>0 &lt;= indexDifference &lt;= 10<sup>5</sup></code></li>\n\t<li><code>0 &lt;= valueDifference &lt;= 10<sup>9</sup></code></li>\n</ul>\n",
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"For each index <code>i >= indexDifference</code>, keep the indices <code>j<sub>1</sub></code> and <code>j<sub>2</sub></code> in the range <code>[0, i - indexDifference]</code> such that <code>nums[j<sub>1</sub>]</code> and <code>nums[j<sub>2</sub>]</code> are the minimum and maximum values in the index range.",
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