Merge pull request #1 from gaikwadrahul8/gaikwadrahul8-tflite-minimal…

…-example

Updated Install libffi7 package step

tensorflow/lite/examples/minimal/README.md

@@ -14,21 +14,31 @@ sudo apt-get install cmake
 Or you can follow
 [the official cmake installation guide](https://cmake.org/install/)
 
-#### Step 2. Clone TensorFlow repository
+#### Step 2. Install libffi7 package(Optional)
+
+It requires libffi7. On Ubuntu 20.10 or later, you can simply run the following
+command.
+
+```sh
+wget http://es.archive.ubuntu.com/ubuntu/pool/main/libf/libffi/libffi7_3.3-4_amd64.deb
+sudo dpkg -i libffi7_3.3-4_amd64.deb
+```
+
+#### Step 3. Clone TensorFlow repository
 
 ```sh
 git clone https://github.com/tensorflow/tensorflow.git tensorflow_src
 ```
 
-#### Step 3. Create CMake build directory and run CMake tool
+#### Step 4. Create CMake build directory and run CMake tool
 
 ```sh
 mkdir minimal_build
 cd minimal_build
 cmake ../tensorflow_src/tensorflow/lite/examples/minimal
 ```
 
-#### Step 4. Build TensorFlow Lite
+#### Step 5. Build TensorFlow Lite
 
 In the minimal_build directory,