leetcode-problemset/算法题/sum-of-mutated-array-closest-to-target.json

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            "title": "Sum of Mutated Array Closest to Target",
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            "content": "<p>Given an integer array <code>arr</code> and a target value <code>target</code>, return the integer <code>value</code> such that when we change all the integers larger than <code>value</code> in the given array to be equal to <code>value</code>, the sum of the array gets as close as possible (in absolute difference) to <code>target</code>.</p>\n\n<p>In case of a tie, return the minimum such integer.</p>\n\n<p>Notice that the answer is not neccesarilly a number from <code>arr</code>.</p>\n\n<p>&nbsp;</p>\n<p><strong>Example 1:</strong></p>\n\n<pre>\n<strong>Input:</strong> arr = [4,9,3], target = 10\n<strong>Output:</strong> 3\n<strong>Explanation:</strong> When using 3 arr converts to [3, 3, 3] which sums 9 and that&#39;s the optimal answer.\n</pre>\n\n<p><strong>Example 2:</strong></p>\n\n<pre>\n<strong>Input:</strong> arr = [2,3,5], target = 10\n<strong>Output:</strong> 5\n</pre>\n\n<p><strong>Example 3:</strong></p>\n\n<pre>\n<strong>Input:</strong> arr = [60864,25176,27249,21296,20204], target = 56803\n<strong>Output:</strong> 11361\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;= 10<sup>4</sup></code></li>\n\t<li><code>1 &lt;= arr[i], target &lt;= 10<sup>5</sup></code></li>\n</ul>\n",
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                    "code": "class Solution(object):\n    def findBestValue(self, arr, target):\n        \"\"\"\n        :type arr: List[int]\n        :type target: int\n        :rtype: int\n        \"\"\"\n        ",
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                    "code": "/**\n * @param {number[]} arr\n * @param {number} target\n * @return {number}\n */\nvar findBestValue = function(arr, target) {\n    \n};",
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                    "code": "# @param {Integer[]} arr\n# @param {Integer} target\n# @return {Integer}\ndef find_best_value(arr, target)\n    \nend",
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                    "code": "impl Solution {\n    pub fn find_best_value(arr: Vec<i32>, target: i32) -> i32 {\n        \n    }\n}",
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            "hints": [
                "If you draw a graph with the value on one axis and the absolute difference between the target and the array sum, what will you get?",
                "That graph is uni-modal.",
                "Use ternary search on that graph to find the best value."
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