LeetCode > 2022. Convert 1D Array Into 2D Array

2025. 3. 29. 17:56ยท๐Ÿ”’Algorithm

๐Ÿ“Œ๋ฌธ์ œ๋งํฌ

https://leetcode.com/problems/convert-1d-array-into-2d-array/description/

๐Ÿ“Œํ’€์ด

์‹œ๊ฐ„ ๋ณต์žก๋„๋Š” O(n) ์œผ๋กœ ํฐ ๋ฌด๋ฆฌ ์—†์ด ํ’€ ์ˆ˜ ์žˆ์—ˆ๋‹ค.

// ์‹œ๊ฐ„ ๋ณต์žก๋„ O(n)
/**
 * @param {number[]} original
 * @param {number} m
 * @param {number} n
 * @return {number[][]}
 */
var construct2DArray = function (original, m, n) {
    if (m * n !== original.length) {
        return [];
    }

    let answer = [];

    for (let i = 0; i < m; ++i) {
        let sliced = original.slice(i * n, (i + 1) * n);
        answer.push(sliced);
    }
    return answer;
};

'๐Ÿ”’Algorithm' ์นดํ…Œ๊ณ ๋ฆฌ์˜ ๋‹ค๋ฅธ ๊ธ€

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'๐Ÿ”’Algorithm' ์นดํ…Œ๊ณ ๋ฆฌ์˜ ๋‹ค๋ฅธ ๊ธ€
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  • LeetCode > 806. Number of Lines To Write String
  • LeetCode > 2591. Distribute Money to Maximum Children
  • LeetCode [JS] > 392. Is Subsequence
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LeetCode > 2022. Convert 1D Array Into 2D Array
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