diff --git a/2022-Oct/18 Oct 2022/Longest Common Prefix b/2022-Oct/18 Oct 2022/Longest Common Prefix
new file mode 100644
index 0000000..92741ba
--- /dev/null
+++ b/2022-Oct/18 Oct 2022/Longest Common Prefix	
@@ -0,0 +1,18 @@
+class Solution {
+public:
+    string longestCommonPrefix(vector<string>& a) {
+        
+    
+        string ans = "";
+        for (int i = 0; i < a[0].size(); i++) {
+            char cur = a[0][i];
+            for (string s : a) {
+                if (s.size() == i or s[i] != cur) return ans;
+            }
+            ans += cur;
+        }
+        return ans;
+        
+        
+    }
+};