213. Remove Duplicate Inventory Items

Easy · Array

Your hero's inventory has duplicates (picked up the same item twice). Return a new list with duplicates removed, keeping the first occurrence of each item.

Examples

Example 1
Input: inventory = ["sword","potion","sword","map","potion"]
Output: ["sword","potion","map"]
Explanation: First occurrences kept, order preserved

Constraints

• 1 ≤ len(inventory) ≤ 50