Arrays
Build Array from Permutation
Given a zerobased permutation nums (0indexed), build an array ans of the same length where ans[i] = nums[nums[i]]
for each 0 <= i < nums.length
and return it.
A zerobased permutation nums is an array of distinct integers from 0 to nums.length  1 (inclusive).
1  Input: nums = [0,2,1,5,3,4] 
Source: Leetcode
Solution
Python solution
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Golang Solution
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