Update Exercises.md

Author: LukasFuchs

docs/src/man/Exercises.md

@@ -25,7 +25,25 @@ All exercises were performed on a single CPU: *AMD Ryzen 7 7735U with Radeon Gra
 - The **first runtime** corresponds to the initial execution, including compilation and memory allocation.  
 - The **runtime in parentheses** corresponds to a second execution, where compilation and allocation overhead are avoided.  
 
-| Exercise Number | Type                               | Total Runtime [s] |
-| --------------- | ---------------------------------- | ----------------- |
-| 1               | Euler Advection                    | 5.741             |
-| 2               | 1-D Heat Diffusion \n (explicit) | 1) 9.342 (1.14) <br/> 2) 9.975 (1.087) <br/> 3) 9.616 (1.017) |
+<table>
+<tr>
+  <th>Exercise Number</th>
+  <th>Type</th>
+  <th>Total Runtime [s]</th>
+</tr>
+<tr>
+  <td>1</td>
+  <td>Euler Advection</td>
+  <td>5.741</td>
+</tr>
+<tr>
+  <td>2</td>
+  <td>1-D Heat Diffusion <br> (explicit)</td>
+  <td>
+    1) 9.342 (1.14) <br>
+    2) 9.975 (1.087) <br>
+    3) 9.616 (1.017)
+  </td>
+</tr>
+</table>
+