LeetCode: Check If A String Contains All Binary Codes Of Size K Solution

2 * @param {string} s
3 * @param {number} k
4 * @return {boolean}
5 */
6var hasAllCodes = function (s, k) {
7 return (
8 new Set(
9 Array.from({ length: s.length - k + 1 }, (_, i) => s.substring(i, i + k))
10 ).size === Math.pow(2, k)
11 )


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