text: #ifndef FADD_H
  #define FADD_H
  
  #define BIN_SIZE 33
  #define HEIGHT 42
  
  extern void addf(float a, float b, float *x);
  void num2bin(long f3);
  void addff(float, float, float *);
  unsigned char bin[BIN_SIZE];
  
  #endif
  