From d8f3b40085619cb680c8f227c65a1f5acc393223 Mon Sep 17 00:00:00 2001 From: crupest Date: Tue, 23 Feb 2021 21:07:19 +0800 Subject: Move leetcode solutions to subdir. --- cpp/46.cpp | 34 ---------------------------------- 1 file changed, 34 deletions(-) delete mode 100644 cpp/46.cpp (limited to 'cpp/46.cpp') diff --git a/cpp/46.cpp b/cpp/46.cpp deleted file mode 100644 index bfb3c83..0000000 --- a/cpp/46.cpp +++ /dev/null @@ -1,34 +0,0 @@ -#include - -using std::vector; - -class Solution { -public: - void dfs(const vector &nums, vector ¤t, bool *num_used, - vector> &result) { - if (current.size() == nums.size()) { - result.push_back(current); - return; - } - - for (int i = 0; i < nums.size(); i++) { - if (!num_used[i]) { - num_used[i] = true; - current.push_back(nums[i]); - dfs(nums, current, num_used, result); - current.pop_back(); - num_used[i] = false; - } - } - } - - vector> permute(vector &nums) { - vector current; - vector> result; - bool *num_used = new bool[nums.size()]{false}; - dfs(nums, current, num_used, result); - delete[] num_used; - - return result; - } -}; -- cgit v1.2.3