HacktobeFest 2023 is live. Make your 4 Pull Request here ! Add your own projects, UI/UX Design, Blogs or improve the projects in the repository. Make sure to add your own work.
The idea is to sort array first. After sorting, one by one fix characters and recursively generates all subsets starting from them. After every recursive call, we remove last character so that next permutation can be generated.
The idea is to sort array first. After sorting, one by one fix characters and recursively generates all subsets starting from them. After every recursive call, we remove last character so that next permutation can be generated.