1920-Build-Array-from-Permutation.py

'''
Given a zero-based permutation nums (0-indexed), build an array ans of the same length where ans[i] = nums[nums[i]] for each 0 <= i < nums.length and return it.

A zero-based permutation nums is an array of distinct integers from 0 to nums.length - 1 (inclusive).
'''
class Solution:
    def buildArray(self, nums: List[int]) -> List[int]:
        ans = []
        
        for i in range(len(nums)):
            ans.append(nums[nums[i]])
        
        return ans