diff --git a/index.html b/index.html
index 3b74fc1..f2d3afc 100644
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+++ b/index.html
@@ -96,20 +96,6 @@ <h1 class="text-center fw-bold"> Contests </h1>
                         <th>Duration</th>
                     </tr>
         
-                    <tr class="atcoder">
-                        <td style="color: #F3EFE0;"> AtCoder </td>
-                        <td> <a href="https://atcoder.jp/contests/ahc028" target="_blank" style="text-decoration: underline; color: #F3EFE0;"> ALGO ARTIS Programming Contest 2023 Winter（AtCoder Heuristic Contest 028） </a> </td>
-                        <td style="color: #F3EFE0;"> Sat, 13 Jan 2024, 11:30 AM </td>
-                        <td style="color: #F3EFE0;"> 4 hours </td>
-                    </tr>
-        
-                    <tr class="codeforces">
-                        <td style="color: #F3EFE0;"> Codeforces </td>
-                        <td> <a href="https://codeforces.com/contests/1920" target="_blank" style="text-decoration: underline; color: #F3EFE0;"> Codeforces Round 919 (Div. 2) </a> </td>
-                        <td style="color: #F3EFE0;"> Sat, 13 Jan 2024, 8:05 PM </td>
-                        <td style="color: #F3EFE0;"> 2 hours </td>
-                    </tr>
-        
                     <tr class="geeksforgeeks">
                         <td style="color: #F3EFE0;"> GeeksforGeeks </td>
                         <td> <a href="https://practice.geeksforgeeks.org/contest/all-india-mock-gate-csit-ii" target="_blank" style="text-decoration: underline; color: #F3EFE0;"> GATE CS 2024 - All India Mock 2 </a> </td>
@@ -140,7 +126,7 @@ <h1 class="text-center fw-bold"> Contests </h1>
         
                     <tr class="codeforces">
                         <td style="color: #F3EFE0;"> Codeforces </td>
-                        <td> <a href="https://codeforces.com/contests/1921" target="_blank" style="text-decoration: underline; color: #F3EFE0;"> Codeforces Round (Div. 3) </a> </td>
+                        <td> <a href="https://codeforces.com/contests/1921" target="_blank" style="text-decoration: underline; color: #F3EFE0;"> Codeforces Round 920 (Div. 3) </a> </td>
                         <td style="color: #F3EFE0;"> Mon, 15 Jan 2024, 8:05 PM </td>
                         <td style="color: #F3EFE0;"> 2 hours, 15 minutes </td>
                     </tr>
@@ -208,6 +194,20 @@ <h1 class="text-center fw-bold"> Contests </h1>
                         <td style="color: #F3EFE0;"> 1 hour, 40 minutes </td>
                     </tr>
         
+                    <tr class="codeforces">
+                        <td style="color: #F3EFE0;"> Codeforces </td>
+                        <td> <a href="https://codeforces.com/contests/1924" target="_blank" style="text-decoration: underline; color: #F3EFE0;"> Codeforces Round (Div. 1) </a> </td>
+                        <td style="color: #F3EFE0;"> Sat, 27 Jan 2024, 8:05 PM </td>
+                        <td style="color: #F3EFE0;"> 2 hours </td>
+                    </tr>
+        
+                    <tr class="codeforces">
+                        <td style="color: #F3EFE0;"> Codeforces </td>
+                        <td> <a href="https://codeforces.com/contests/1925" target="_blank" style="text-decoration: underline; color: #F3EFE0;"> Codeforces Round (Div. 2) </a> </td>
+                        <td style="color: #F3EFE0;"> Sat, 27 Jan 2024, 8:05 PM </td>
+                        <td style="color: #F3EFE0;"> 2 hours </td>
+                    </tr>
+        
                     <tr class="codeforces">
                         <td style="color: #F3EFE0;"> Codeforces </td>
                         <td> <a href="https://codeforces.com/contests/1923" target="_blank" style="text-decoration: underline; color: #F3EFE0;"> Educational Codeforces Round 162 (Rated for Div. 2) </a> </td>