Update README.md

Author: Kaweees

README.md

@@ -23,8 +23,7 @@
 </div>
 
 <!-- ABOUT THE PROJECT -->
-
-A Zig implementation of Karpathy's micrograd.
+A scalar-valued automatic differentiation (autograd) engine for deep learning written in Zig.
 
 ### Built With
 
@@ -138,6 +137,9 @@ kiwigrad/
 ├── src/                           # Library source files
 │   ├── lib.zig                      # Public API entry point
 │   └── ...
+├── examples/                      # Example projects
+│   ├── benchmark.zig                # Benchmarking the library
+│   └── train.zig                    # Training a model on MNIST
 ├── build.zig                      # Zig build script
 ├── build.zig.zon                  # Zig build script dependencies
 ├── LICENSE                        # Project license