diff --git a/src/data/problemData.ts b/src/data/problemData.ts
index 02a389dc6..cbb9af556 100644
--- a/src/data/problemData.ts
+++ b/src/data/problemData.ts
@@ -60,6 +60,8 @@ const problemsData = {
               
               res[num] = i`,
     },
+    timeComplexity: { cpp: "O(n)", java: "O(n)", python: "O(n)" },
+    spaceComplexity: { cpp: "O(1)", java: "O(1)", python: "O(1)" }
   },
   containerWithMostWater: {
     title: "2. Container With Most Water",
@@ -125,6 +127,16 @@ class Solution:
           
           return max_area`,
     },
+    timeComplexity: {
+        cpp: "O(n)",
+        java: "O(n)",
+        python: "O(n)",
+      },
+      spaceComplexity: {
+        cpp: "O(1)",
+        java: "O(1)",
+        python: "O(1)",
+      },
   },
   threeSum: {
     title: "3. 3Sum",
@@ -210,6 +222,16 @@ class Solution:
                     k -= 1
         return res`,
     },
+    timeComplexity: {
+        cpp: "O(n^2)",
+        java: "O(n^2)",
+        python: "O(n^2)",
+    },
+    spaceComplexity: {
+        cpp: "O(1)",
+        java: "O(1)",
+        python: "O(1)",
+    },
   },
 
   isValidParentheses: {
@@ -268,6 +290,17 @@ class Solution:
                 stack.append(char)
         return not stack`,
     },
+    timeComplexity: {
+        cpp: "O(n)",
+        java: "O(n)",
+        python: "O(n)",
+    },
+    spaceComplexity: {
+        cpp: "O(n)",
+        java: "O(n)",
+        python: "O(n)",
+    },
+    
   },
 
   mergeTwoLists: {
@@ -323,6 +356,17 @@ class Solution:
             l2.next = self.mergeTwoLists(l1, l2.next)
             return l2`,
     },
+    timeComplexity: {
+        cpp: "O(n + m)",
+        java: "O(n + m)",
+        python: "O(n + m)",
+    },
+    spaceComplexity: {
+        cpp: "O(1)",
+        java: "O(1)",
+        python: "O(1)",
+    },
+    
   },
 
   nextPermutation: {
@@ -383,6 +427,17 @@ class Solution:
             nums[i], nums[j] = nums[j], nums[i]
         nums[i + 1:] = nums[i + 1:][::-1]`,
     },
+    timeComplexity: {
+        cpp: "O(n)",
+        java: "O(n)",
+        python: "O(n)",
+    },
+    spaceComplexity: {
+        cpp: "O(1)",
+        java: "O(1)",
+        python: "O(1)",
+    },
+    
   },
   searchInsert: {
     title: "7. Search Insert Position",
diff --git a/src/pages/dsa-interview/index.tsx b/src/pages/dsa-interview/index.tsx
index 7637a1f88..ac3d54a11 100644
--- a/src/pages/dsa-interview/index.tsx
+++ b/src/pages/dsa-interview/index.tsx
@@ -1,8 +1,8 @@
 import React, { useState } from "react";
 import { motion, AnimatePresence } from "framer-motion";
 import Layout from "@theme/Layout";
-import Tabs from "@theme/Tabs"; // Import Tabs component
-import TabItem from "@theme/TabItem"; // Import TabItem component
+import Tabs from "@theme/Tabs";
+import TabItem from "@theme/TabItem";
 import problemsData from "../../data/problemData";
 
 const DSAQuestions: React.FC = () => {
@@ -127,6 +127,17 @@ const DSAQuestions: React.FC = () => {
                             <pre className="whitespace-pre-wrap bg-gray-200 dark:bg-gray-800 p-3 rounded-md text-sm font-mono mt-2 overflow-auto">
                               {problemsData[key].solution.cpp}
                             </pre>
+                            {/* Time and Space Complexity */}
+                            {problemsData[key].timeComplexity?.cpp && (
+                              <div className="mt-2 text-gray-700 dark:text-gray-300">
+                                <p><strong>Time Complexity:</strong> {problemsData[key].timeComplexity.cpp}</p>
+                              </div>
+                            )}
+                            {problemsData[key].spaceComplexity?.cpp && (
+                              <div className="mt-2 text-gray-700 dark:text-gray-300">
+                                <p><strong>Space Complexity:</strong> {problemsData[key].spaceComplexity.cpp}</p>
+                              </div>
+                            )}
                           </div>
                         </TabItem>
                         <TabItem value="java" label="Java">
@@ -149,6 +160,17 @@ const DSAQuestions: React.FC = () => {
                             <pre className="whitespace-pre-wrap bg-gray-200 dark:bg-gray-800 p-3 rounded-md text-sm font-mono mt-2 overflow-auto">
                               {problemsData[key].solution.java}
                             </pre>
+                            {/* Time and Space Complexity */}
+                            {problemsData[key].timeComplexity?.java && (
+                              <div className="mt-2 text-gray-700 dark:text-gray-300">
+                                <p><strong>Time Complexity:</strong> {problemsData[key].timeComplexity.java}</p>
+                              </div>
+                            )}
+                            {problemsData[key].spaceComplexity?.java && (
+                              <div className="mt-2 text-gray-700 dark:text-gray-300">
+                                <p><strong>Space Complexity:</strong> {problemsData[key].spaceComplexity.java}</p>
+                              </div>
+                            )}
                           </div>
                         </TabItem>
                         <TabItem value="python" label="Python">
@@ -171,6 +193,17 @@ const DSAQuestions: React.FC = () => {
                             <pre className="whitespace-pre-wrap bg-gray-200 dark:bg-gray-800 p-3 rounded-md text-sm font-mono mt-2 overflow-auto">
                               {problemsData[key].solution.python}
                             </pre>
+                            {/* Time and Space Complexity */}
+                            {problemsData[key].timeComplexity?.python && (
+                              <div className="mt-2 text-gray-700 dark:text-gray-300">
+                                <p><strong>Time Complexity:</strong> {problemsData[key].timeComplexity.python}</p>
+                              </div>
+                            )}
+                            {problemsData[key].spaceComplexity?.python && (
+                              <div className="mt-2 text-gray-700 dark:text-gray-300">
+                                <p><strong>Space Complexity:</strong> {problemsData[key].spaceComplexity.python}</p>
+                              </div>
+                            )}
                           </div>
                         </TabItem>
                       </Tabs>