mirror of
https://gitee.com/coder-xiaomo/leetcode-problemset
synced 2025-01-11 02:58:13 +08:00
176 lines
15 KiB
JSON
176 lines
15 KiB
JSON
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"questionId": "1212",
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"title": "Sequential Digits",
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"titleSlug": "sequential-digits",
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"content": "<p>An integer has <em>sequential digits</em> if and only if each digit in the number is one more than the previous digit.</p>\n\n<p>Return a <strong>sorted</strong> list of all the integers in the range <code>[low, high]</code> inclusive that have sequential digits.</p>\n\n<p> </p>\n<p><strong>Example 1:</strong></p>\n<pre><strong>Input:</strong> low = 100, high = 300\n<strong>Output:</strong> [123,234]\n</pre><p><strong>Example 2:</strong></p>\n<pre><strong>Input:</strong> low = 1000, high = 13000\n<strong>Output:</strong> [1234,2345,3456,4567,5678,6789,12345]\n</pre>\n<p> </p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>10 <= low <= high <= 10^9</code></li>\n</ul>\n",
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"code": "class Solution(object):\n def sequentialDigits(self, low, high):\n \"\"\"\n :type low: int\n :type high: int\n :rtype: List[int]\n \"\"\"\n ",
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"code": "\n\n/**\n * Note: The returned array must be malloced, assume caller calls free().\n */\nint* sequentialDigits(int low, int high, int* returnSize){\n\n}",
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"code": "# @param {Integer} low\n# @param {Integer} high\n# @return {Integer[]}\ndef sequential_digits(low, high)\n \nend",
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"code": "impl Solution {\n pub fn sequential_digits(low: i32, high: i32) -> Vec<i32> {\n \n }\n}",
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"code": "class Solution {\n\n /**\n * @param Integer $low\n * @param Integer $high\n * @return Integer[]\n */\n function sequentialDigits($low, $high) {\n \n }\n}",
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"code": "(define/contract (sequential-digits low high)\n (-> exact-integer? exact-integer? (listof exact-integer?))\n\n )",
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"code": "-spec sequential_digits(Low :: integer(), High :: integer()) -> [integer()].\nsequential_digits(Low, High) ->\n .",
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"code": "defmodule Solution do\n @spec sequential_digits(low :: integer, high :: integer) :: [integer]\n def sequential_digits(low, high) do\n\n end\nend",
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"hints": [
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"Generate all numbers with sequential digits and check if they are in the given range.",
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"Fix the starting digit then do a recursion that tries to append all valid digits."
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],
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"sampleTestCase": "100\n300",
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