feat: 14_longest_common_prefix

14_longest_common_prefix/main.cpp

@@ -0,0 +1,30 @@
+#include <bits/stdc++.h>
+using namespace std;
+
+class Solution {
+public:
+    string longestCommonPrefix(vector<string>& strs) {
+        if (strs.empty()) {
+            return "";
+        }
+
+        string result = "";
+
+        int longestLen = 0;
+        for (auto &str : strs) {
+            longestLen = max(longestLen, (int)str.length());
+        }
+        
+        for (int i = 0; i < longestLen; i++) {
+            char currentChar = strs[0][i];
+            for (auto &str : strs) {
+                if (currentChar != str[i]) {
+                    return result;
+                }
+            }
+            result.push_back(currentChar);
+        }
+
+        return result;
+    }
+};