[
permutation
hash table
]
BinarySearch 0144 Sort by Permutation
Problem statement
https://binarysearch.com/problems/Sort-by-Permutation/
Solution
Just create dictionary and then traverse it.
Complexity
It is O(n)
for time and space.
Code
class Solution:
def solve(self, lst, p):
d = {x:y for x, y in zip(p, lst)}
return [d[i] for i in range(len(d))]