Categorygithub.com/szhou12/leetcode-goleetcode0047-Permutations-II
package
0.0.0-20241220224003-b7cf03a90b2b
Repository: https://github.com/szhou12/leetcode-go.git
Documentation: pkg.go.dev
Overview
Dependencies
1
Dependents
0

# README

47. Permutations II

Two methods

1. sort + keep same elements in the same order

2. swap + hashmap to avoid duplication at each level