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-rw-r--r--other/permutation_sequence.cpp25
1 files changed, 25 insertions, 0 deletions
diff --git a/other/permutation_sequence.cpp b/other/permutation_sequence.cpp
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+++ b/other/permutation_sequence.cpp
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+#include "leetcode.h"
+#include <vector>
+
+class Solution {
+public:
+ vector<int> fact;
+ string getPermutation(int n, int k) { int n = k - 1; }
+
+private:
+ void helper(int k) {
+ fact = vector<int>(k);
+ fact[0] = 1;
+ if (k == 1)
+ return;
+ fact[1] = 1;
+ for (int i = 2; i < k; i++)
+ fact[i] = i * fact[i - 1];
+ }
+};
+
+int main() {
+ Solution obj;
+ int n = 3, k = 3;
+ cout << obj.getPermutation(n, k);
+}