feat: add backpropogate code block

Author: Keshav-writes-code

try4 (OOP Approach)/cpp/include/NeuralNet/classes.h

@@ -43,6 +43,7 @@ class MLP {
   void feed_forward(float *inputs);
   void predict(float **feature_samples, float **target_samples,
                int samples_count);
+  void back_propogate(float *features, float *targets, float l_rate);
 };
 
 } // namespace NeuralNet

try4 (OOP Approach)/cpp/src/classes.cpp

@@ -169,6 +169,7 @@ void MLP::feed_forward(float *inputs) {
   }
   this->predictions = intermediate_activations;
 }
+
 void MLP::predict(float **feature_samples, float **target_samples,
                   int samples_count) {
   float accuracy = 0;
@@ -217,4 +218,6 @@ void MLP::predict(float **feature_samples, float **target_samples,
   ;
 }
 
+void MLP::back_propogate(float *features, float *targets, float l_rate) {}
+
 } // namespace NeuralNet