Headers for Penna model simulation

exercises/ex04/my_solutions4/penna/animal.hpp

+#include "genome.hpp"
+
+class Animal {
+
+    public:
+        Animal() {}; // constructor that initializes the genome sequence
+        static int counter; // count the animals alive ~ population 
+        ~Animal() {}; // destructor when an animal dies
+        void give_birth(); // have a child (only one is allowed)
+        void prob_life(); // after the threshold, an individual is alive only with a certain probability
+    private:
+        Genome sequence();
+        int mutation_rate; // mutation rate that determines how many bits are gonna change for the child
+        int reproduction_age; // minimum age to have a child
+        int life_threshold; // threshold for mutations allowed before death risks
+        int max_population; // maximum numbers of individuals in the population
+    
+};
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exercises/ex04/my_solutions4/penna/genome.hpp

+#include <vector>
+
+class Genome {
+
+    public:
+        Genome() {}; // generation of a random sequence (used for the first generation)
+        Genome(bool child) {}; // creation of a child starting from a mother
+        void mutation(int position); // change a single bit in a particual position of a sequence
+        ~Genome() {}; // destructor when an animal dies
+    
+
+    private:
+        int B; // span of time considered in the simulation
+        std::vector<int> sequence; // vector containing the genes
+};
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