2022-convert-1d-array-into-2d-array

DevGod

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DevGod needs to write an editorial for this problem!

js

/**
 * @param {number[]} original
 * @param {number} m
 * @param {number} n
 * @return {number[][]}
 */
var construct2DArray = function(original, m, n) {
    let chuncked = _.chunk(original, n);
    if( chuncked.length !== m){
        return [];
    }
    if( chuncked[0].length !== n){
        return [];
    }
    return chuncked;
};