diff --git a/31_next_permutation/main.cpp b/31_next_permutation/main.cpp
new file mode 100644
index 0000000..13f2883
--- /dev/null
+++ b/31_next_permutation/main.cpp
@@ -0,0 +1,9 @@
+#include <bits/stdc++.h>
+using namespace std;
+
+class Solution {
+   public:
+    void nextPermutation(vector<int>& nums) {
+        next_permutation(nums.begin(), nums.end());
+    }
+};