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| author | crupest <crupest@outlook.com> | 2021-02-23 21:07:19 +0800 |
|---|---|---|
| committer | crupest <crupest@outlook.com> | 2021-02-23 21:07:19 +0800 |
| commit | d8f3b40085619cb680c8f227c65a1f5acc393223 (patch) | |
| tree | 6a38e3a6c79276fc396259ef962d17236dbed569 /cpp/60.cpp | |
| parent | b0162802ad9723c678e495f29ca2f0fc0af2eff1 (diff) | |
| download | solutions-d8f3b40085619cb680c8f227c65a1f5acc393223.tar.gz solutions-d8f3b40085619cb680c8f227c65a1f5acc393223.tar.bz2 solutions-d8f3b40085619cb680c8f227c65a1f5acc393223.zip | |
Move leetcode solutions to subdir.
Diffstat (limited to 'cpp/60.cpp')
| -rw-r--r-- | cpp/60.cpp | 44 |
1 files changed, 0 insertions, 44 deletions
diff --git a/cpp/60.cpp b/cpp/60.cpp deleted file mode 100644 index f090355..0000000 --- a/cpp/60.cpp +++ /dev/null @@ -1,44 +0,0 @@ -#include <string>
-#include <vector>
-
-using std::string;
-
-class Solution
-{
-public:
- string getPermutation(int n, int k)
- {
- k--;
-
- string result;
- result.reserve(n);
-
- std::vector<char> nums;
- nums.reserve(n);
-
- for (int i = 1; i <= n; i++)
- {
- nums.push_back(i + '0');
- }
-
- n--;
- int fac = 1;
- for (int i = 2; i <= n; i++)
- {
- fac *= i;
- }
-
- while (n > 0)
- {
- const int index = k / fac;
- k = k % fac;
- result += nums[index];
- nums.erase(nums.cbegin() + index);
- fac /= n--;
- }
-
- result += nums.front();
-
- return result;
- }
-};
\ No newline at end of file |