LeetCode: Decompress Run Length Encoded List Solution

1var decompressRLElist = function (nums) {
2 const N = nums.length
3 const res = []
4 for (let i = 0; i < N; i += 2) {
5 res.push(Array(nums[i]).fill(nums[i + 1]))
6 }
7 return res.flat()
8}

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